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2024-03-26 Will the New Sigma FE 50/1.2 DG DN Art Outperform the Leica 50/1.4 Summilux-SL ASPH and Sony 50/1.2 GM?

2024-03-24 Leica’s Dumbed-Down Lens Documentation: Distortion and Distortion Correction Absent

2024-03-21 Leica 50mm f/2 Summicron-SL ASPH: Distortion and Distortion Correction

2024-03-20 Leica 35mm f/2 Summicron-SL ASPH: Distortion and Distortion Correction — Most Pathetic 35mm Optical Design EVER?

2024-03-07 Leica 21mm f/2 Super-APO-Summicron-SL: Introduction and Comments

2024-02-20 Venus Optics Laowa 10mm f/2.8 for Sony FE and Nikon Z, Canon RF, L-Mount

2024-02-15 Nikkor Z MC 105mm f/2.8 S VR Macro: Distortion and Distortion Correction

2023-11-07 Sony FE 16-35mm f/2.8 GM II: Distortion Corrected vs Uncorrected at 16mm, 24mm, 35mm

2023-09-29 Fujifilm GF 55mm f/1.7: Distortion and Distortion Correction

2023-09-18 Reader Comments: Fujifilm GF 55mm f/1.7

2023-09-12 Fujifilm GF 30mm f/5.6 TS and Fujifilm GF 110mm f/5.6 TS: How Useful are the Tilt/Shift Functions?

2023-09-12 NEW! Sony FE 16-35mm f/2.8 GM II

2023-05-29 Reader Comment: Adobe Camera Raw Mandatory Lens Corrections for Distortion/Vignetting Depends Arbitrarily on Camera Model

2023-05-28 Nikon Continues to Make Misleading Claims about Optical Distortion In Its Lenses

2023-05-24 New! Leica Q3 with the Same Extreme-Barrel-Distortion Lens

2023-05-09 Voigtlander M 21mm f/1.4 Aspherical Examples: Distortion and Vignetting

2023-04-24 Sony FE 24-70mm f/2.8 GM II Distortion at 24mm, 34mm, 50mm, 62mm

2023-04-11 Zeiss Loxia 21mm f/2.8 Distagon: Distortion Corrected vs Uncorrected

2023-04-11 Sony FE 20mm f/1.8 G: Distortion Corrected vs Uncorrected

2023-03-20 Adobe Camera Raw Still Lacks Distortion Correction for Sony FE 20-70mm f/4 G

2023-03-07 Sony FE 20-70mm f/4G: Assessing Distortion at 20mm, 24mm, 35mm, 50mm, 65mm

2023-03-07 Sony FE 20-70mm f/4G: Fun-House-Mirror Distortion, as Expected

2023-01-17 Sony FE 20-70mm f/4G: Appealing Zoom Range, How Good Will It Be?

2022-12-02 Fujifilm GF 20-35mm f/4 Distortion Evaluation from 20mm to 35mm

2022-09-08 Available Oct 6: Fujifilm GF 20-35mm f/4 R WR

2022-04-27 Sony FE 24-70mm f/2.8 GM II: Unprecedented Performance in a Mid-Range Zoom?

2022-03-04 Distortion and Distortion Correction for Fujifilm GF 80mm f/1.7, Fujifilm GF 45mm f/2.8, Fujifilm GF 32-64mm f/4

2022-03-04 Venus Optics Laowa GFX 17mm f/4 Zero-D for Fujifilm Medium Format

2022-03-02 Fujifilm GF 32-64mm f/4 Distortion and Distortion Correction

2022-02-25 Fujifilm GF 35-70mm f/4.5-5.6 Distortion and Distortion Correction

Most recent pages at other diglloyd sites:

See also 1 pages at windinmyface.com

2024-01-13 The Distortion of Science

Choosing Equipment

How to choose a camera, lenses, and the other stuff that’s worthwhile..

  1. Choosing Lenses

How to Test A Lens

How to verify a good sample and assess all aspects of lens performance..

  1. Know Your Goals
  2. Testing for distortion

Panasonic S1R

High-resolution L-mount full-frame from Panasonic..

  1. Examples: Portraits with Panasonic S1R Eye AF
  2. Examples: Portraits using Panasonic S1R Eye AF in Color and Monochrome

Panasonic Lumix S PRO 16-35mm f/4

Compact ultra-wide zoom lens for L-Mount..

  1. Overview of Panasonic Lumix S PRO 16-35mm f/4

Panasonic Lumix S 20-60mm f/3.5-5.6

Compact normal lens for L-Mount..

  1. Overview of Panasonic Lumix S 20-60mm f/3.5-5.6

Panasonic Lumix S 24-105mm f/4 Macro OIS

All-arounder entry-level mid-range zoom for L-Mount..

  1. Optical Distortion Across the Zoom Range, with/without Distortion Correction
  2. Aperture Series @ 24mm: Mosaic
  3. Aperture Series @ 35mm: Mosaic
  4. Shootout: Leica 50mm f/1.4 SL vs Panasonic LUMIX S PRO 50mm f/1.4 vs Panasonic LUMIX S 24-105mm f/4 (Mosaic)

Panasonic Lumix S PRO 50mm f/1.4

Premium fast normal lens for L-Mount..

  1. Distortion for Panasonic Lumix S PRO 50mm f/1.4
  2. Examples: Portraits using Eye AF (Panasonic S1R)
  3. Aperture Series: Pines by Creek (Panasonic S1R)
  4. Shootout: Leica 50mm f/1.4 SL vs Panasonic LUMIX S PRO 50mm f/1.4 vs Panasonic LUMIX S 24-105mm f/4 (Mosaic)
  5. Shootout: Leica 50mm f/1.4 SL vs Panasonic LUMIX S PRO 50mm f/1.4: Rotten Log

Panasonic Lumix S PRO 70-200mm f/4 OIS

Image stabilized classic 70-200mm for L-Mount..

  1. Aperture Series @ 135mm: Mosaic (Panasonic S1R, HighRes)
  2. Aperture Series @ 200mm: Mosaic (Panasonic S1R, HighRes)

Leica SL3

60 megapixel 3rd generation..

  1. Leica SL3: Camera Profiles, Lens Profiles, Forced Lens Corrections
  2. Leica SL3: Feature Comparison vs vs Sony A7R V
  3. SHOOTOUT: Leica SL3 + Leica 35/2 APO-SL vs Sony A7R V + Voigtlander 35/2 APO

Leica SL Typ 601

24-Megapixel vs mirrorless..

  1. Leica SL vs M240: Lens Corrections and Color Rendering with M Lenses

Leica 14-24mm f/2.8 Super-Vario-Elmarit-SL ASPH

Fast short wide angle lens for L-Mount cameras..

  1. MTF for Leica 14-24mm f/2.8 Super-Vario-Elmarit-SL ASPH
  2. Distortion and Distortion Correction for Leica 14-24mm f/2.8 Super-Vario-Elmarit-SL ASPH

Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH

Ultra wide angle premium zoom lens relying on distortion correction..

  1. MTF for Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH
  2. Distortion @ 16mm for Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH
  3. Distortion @ 21mm for Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH
  4. Distortion @ 25mm for Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH
  5. Distortion @ 28mm for Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH
  6. Distortion @ 35mm for Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH
  7. Aperture Series @ 16mm: View over Bike Path to Tower
  8. Aperture Series @ 16mm: Mosaic

Leica 21mm f/2 Super-APO-Summicron-SL ASPH

Fast short wide angle lens for L-Mount cameras..

  1. Overview of Leica 21mm f/2 Super-APO-Summicron-SL ASPH
  2. MTF for Leica 21mm f/2 Super-APO-Summicron-SL ASPH
  3. Distortion and Distortion Correction for Leica 21/2 Super-APO-Summicron-SL ASPH

Leica 24-90mm f/2.8-4 Vario-Elmarit-SL ASPH OIS

All-arounder zoom with dubious optical compromises..

  1. Overview of Leica 24-90mm f/2.8-4 Vario-Elmarit-SL ASPH
  2. MTF for Leica 24-90mm f/2.8-4 Vario-Elmarit-SL ASPH
  3. Distortion @ 24mm and 90mm, Uncorrected and Corrected (Cerro Gordo Museum Interior)
  4. Distortion @ 24mm, Uncorrected and Corrected (DeChambeau Barn)
  5. Aperture Series @ 24mm: Fresh June Snow on White Mountain Road (Leica SL)
  6. Aperture Series @ 24mm: DeChambeau Barn (Leica SL)
  7. @35mm Shootout vs Zeiss ZM 35/1.4 Distagon: Fresh June Snowfall on White Mountains (Leica SL)

Leica 28mm f/2 APO-Summicron-SL ASPH

Fast short wide angle lens for L-Mount cameras..

  1. Overview of Leica 28mm f/2 APO-Summicron-SL ASPH
  2. MTF for Leica 28mm f/2 APO-Summicron-SL ASPH
  3. Distortion and Distortion Correction for Leica 28/2 APO-Summicron-SL ASPH
  4. Aperture Series: Dry Waterfall (Leica SL2)
  5. Aperture Series: Last Light on Polished Granite Humps (Leica SL2)
  6. Aperture Series: Landslide Hillside (SL3)
  7. Aperture Series: Forest Tree Trunks (SL3)
  8. Aperture Series: View from Russian Ridge to South Bay (SL3)

Leica 35mm f/2 APO-Summicron-SL ASPH

Fast apochromatic prime/wide lens for L-Mount cameras..

  1. MTF for Leica 35mm f/2 APO-Summicron-SL ASPH
  2. Distortion for Leica 35mm f/2 APO-Summicron-SL ASPH
  3. SHOOTOUT: Leica SL3 + Leica 35/2 APO-SL vs Sony A7R V + Voigtlander 35/2 APO

Leica 35mm f/2 Summicron-SL ASPH

Non-APO normal lens..

  1. Overview of Leica 35mm f/2 Summicron-SL ASPH
  2. MTF for Leica 35mm f/2 Summicron-SL ASPH
  3. Distortion and Distortion Correction

Leica 50mm f/1.4 Summilux-SL ASPH

Fast apochromatic prime lens for L-Mount cameras..

  1. MTF for Leica 50mm f/1.4 Summilux-SL ASPH
  2. Distortion for Leica 50mm f/1.4 Summilux-SL ASPH, with Examples
  3. Examples: Lee Vining Canyon (Panasonic S1R)
  4. Examples: Portraits using Eye AF in Color and Monochrome (Panasonic S1R)
  5. Aperture Series: Curved Creek, Using Field Curvature to Advantage
  6. Shootout: Leica 50mm f/1.4 SL vs Panasonic LUMIX S PRO 50mm f/1.4 vs Panasonic LUMIX S 24-105mm f/4 (Mosaic)
  7. Shootout: Leica 50mm f/1.4 SL vs Panasonic LUMIX S PRO 50mm f/1.4: Rotten Log

Leica 50mm f/2 APO-Summicron-SL ASPH

Fast short normal lens for L-Mount cameras..

  1. MTF for Leica 50mm f/2 APO-Summicron-SL ASPH

Leica 50mm f/2 Summicron-SL ASPH

Non-APO normal lens..

  1. MTF for Leica 50mm f/2 Summicron-SL ASPH
  2. Distortion and Distortion Correction

Leica 90mm f/2 APO-Summicron-SL ASPH

Fast short telephoto lens for L-Mount cameras..

  1. Examples: Portraits with Panasonic S1R Eye AF

Sigma SD1 Merrill

Sigma/Foveon true-color sensor in a DSLR body..

  1. Shootout: 35/1.4 vs 18-35/1.8 (SD1M, Creek Flows Through)

Canon EOS 5DS / 5DS R

50 megapixel successor to the 22 megapixel Canon 5D Mark III..

  1. Correcting Lateral Chromatic Aberration and Distortion (24-70mm f/2.8L II @ 24mm, Barcroft Army Boxes)

Nikon AF-S 70-200mm f/4 ED VR and 70-200mm f/2.8 ED VR II

Which speed zoom for the Nikon D800/D800E?.

  1. Distortion: 200mm, 160mm

Nikon AF-S 70-200mm f/2.8G ED VR II

Nikon’s bread and butter telephoto zoom.

  1. Distortion

Canon 14mm f/2.8L II

In-depth review of the Canon EF 14mm f/2.8L II including flare, distortion, field curvature, resolution charts, numerous field examples and comparison to the Nikon 14-24mm f/2.8G. The Canon EF 14/2.8L II is a superb lens, but with some peculiarities which may enhance or degrade its appeal for different uses. The review is as much a “user guide” as a review; even if you use this lens it’s well worth your time to read this review..

  1. Distortion

Special Report: Nikon AF-S VR Zoom-Nikkor 70-200mm f/2.8G ED-IF

Evaluates performance of the Nikon 70-200mm f/2.8 VR on the Nikon D3. Comparison with the Nikon 180mm f/2.8D ED-IF..

  1. Comparison with Nikon 180/2.8D ED

Voigtlander 20mm f/3.5 Color-Skopar

Very compact ultra wide angle..

  1. Main—20/3.5 Color Skopar ASPH
  2. Comparison—20/3.5 Color Skopar to Nikon 20/3.5 and 14-24/2.8G

Canon TS-E 17/4L

Ultra wide angle tilt shift with tremendous versatility.

  1. Canon 17/4L: The Shift Advantage
  2. Canon 17/4L: Distortion

Canon TS-E 24/3.5L II

Canon TS-E 24mm f/3.5L II.

  1. Canon 24/3.5L II: Distortion

Nikon 19mm f/4E ED PC-E

Ultra wide tilt/shift lens.

  1. Overview of Nikon 19mm f/4E ED PC-E

Shift Lenses for Nikon and Canon

[Older material, but still relevant]. Shift lens performance of Nikon/Canon/Schneider/Olympus on various cameras..

  1. Nikon PC-E 24mm f/3.5D ED
  2. Nikon PC-E 45mm f/2.8D ED

28mm Shift Lenses for Nikon

[Archive] In-depth review on the Nikon D2x of the Nikon 28mm f/3.5 PC-Nikkor, Nikon 28mm f/4 PC-Nikkor and the Schneider 28mm f/2.8 PC-Super-Angulon. Flare, distortion, color fringing, color rendition, sharpness, ergonomics, aligmnent, sample variation..

  1. Distortion

Pentax SMCP-FA 43mm f/1.9 Limited

Full frame slightly wide normal lens, pancake form factor..

  1. Distortion, Uncorrected vs Corrected

Canon 85mm f/1.4L IS USM

Canon’s best-ever medium telephoto and with image stabilization..

  1. Aperture Series: Selfies on Gnarled Stump-Log

Canon 85mm Lenses

Canon’s ultra-fast medium telephoto compared and in the field.

  1. Aperture Series with Canon 85mm f/1.2L II (Pavers)

Canon TC III

Do Canon’s 1.4X and 2X version III tele extenders offer image quality at reasonable apertures?.

  1. Canon Extender 1.4X II vs 1.4X III with 300/2.8

Canon 35mm f/2 IS

Canon’s image stabilized 35mm..

  1. Compared vs 35mm f/1.4L, 24-70/2.8L II (MTB, Canon 5DM3)
  2. Compared to 35/1.4L, 24-70/2.8L II (Fence Gate, Canon 5DM3)

Canon 200-400mm f/4L IS

Canon’s versatile super telephoto..

  1. 350mm Aperture Series: Radio Antennas

Tamron SP 15-30mm f/2.8 Di VC USD

Tamron’s ultra wide to medium fast zoom..

  1. Tamron 15-30mm vs Nikon 14-24/2.8G [Bad Sample] (Pescadero Creek, Nikon D810)

Sigma 12-24mm f/4 DG HSM Art

Fast constant-aperture ultrawide zoom..

  1. Sigma 12-24mm f/4 DG HSM Art

Sigma 24-35mm f/2 DG HSM Art

Mid-range optimized groundbreaking f/2 zoom..

  1. Distortion @ 24mm, Corrected vs Uncorrected
  2. Distortion @ 35mm, Corrected vs Uncorrected
  3. Shootout: vs Sigma 35/1.4A: Cottonwood Canyon Rancher’s Cabin
  4. Shootout: vs Sigma 35/1.4A: Aspen With Rust-Colored Trunk

Sigma 14mm f/1.8 DG HSM Art

A whopping 4/3 stop faster than other lenses in its range..

  1. Overview of Sigma 14mm f/1.8 DG HSM Art

Sigma 20mm f/1.4 DG HSM Art

The fastest extreme wide angle yet..

  1. Distortion for Sigma 20mm f/1.4 DG HSM Art + Examples

Sigma 24mm f/1.4 DG HSM Art

Sigma’s fast high performance wide angle..

  1. Sigma 24mm f/1.4 DG HSM Art
  2. Distortion for Sigma 24mm f/1.4 DG HSM Art
  3. Shootout: Sigma 24/1.4 Art vs Canon 24/1.4L II, 24/2.8 IS, 24-70/2.8L II, 11-12/4L (Pescadero Creek, Canon 5DM3)

Sigma 28mm f/1.4 DG HSM Art

Extraordinary optical efforts for outstanding performance..

  1. Distortion

Sigma 35mm f/1.4 DG HSM Art

Sigma’s fast and affordable moderate excellent wide angle..

  1. Distortion
  2. Distortion vs Sigma 24-35mm f/2A, Corrected vs Uncorrected (Cabin)

Sigma 40mm f/1.4 DG HSM Art

Extraordinary optical efforts for outstanding performance..

  1. Distortion

Sigma 50mm f/1.4 DG HSM Art

Sigma’s fast high performance normal lens..

  1. Sigma 50mm f/1.4 DG HSM A (Art Series)
  2. Distortion of Sigma 50/1.4A

Sigma 85mm f/1.4 DG HSM Art

Sigma’s best portrait lens..

  1. Shootout: Sigma 85/1.4A vs Zeiss Milvus 85/1.4 vs Nikon 85/1.4G (Lundy Beaver Ponds, Nikon D810)

Sigma 135mm f/1.8 DG HSM Art

Fastest 135mm lens yet, with ultra high performance..

  1. Distortion, Uncorrected and Corrected at Distance
  2. Distortion, Uncorrected and Corrected at Close Range
  3. Aperture Series: Hotel Cerro Gordo, Deep Dusk (Nikon D810)

180mm Lenses for the Nikon D3x

Explores options for 180mm lenses on the Nikon D3x, including the Leica 180/2.8 APO-Elmarit-R in Nikon mount, Nikon 180/2.8 ED, Nikon 70-200/2.8 VR, Nikon 70-300/4.5-5.6 VR, and Tamron 70-200/2.8. Updated: now includes the Voigtlander 180/4 APO!.

  1. Comparison

Nikon AF-S 24-120mm f/4G VR

Nikon’s latest wide range zoom with vibration reduction and fixed f/4 aperture..

  1. Distortion at 24mm
  2. Distortion at 28mm
  3. Distortion at 35mm
  4. Distortion at 50mm
  5. Distortion at 70mm
  6. Distortion at 85mm
  7. Distortion at 120mm
  8. Conclusions

Nikon AF-S Nikkor 50mm f/1.8G

Nikon’s High Performance Moderately-Priced 50mm..

  1. Detailed Comparison 50/1.8G vs 50/1.4G (Mosaic)

Nikon AF-S Nikkor 58mm f/1.4G

Nikon’s High performance normal lens.

  1. Distortion Examples: Uncorrected vs Corrected

Canon 24mm f/1.4L II

State of the art design in a fast ultra wide angle lens..

  1. In-depth comparison to EF 16-35/2.8L II
  2. Distortion on architecture compared to 16-35/2.8L II

Nikon AF-S Nikkor 20mm f/1.8G

Nikon’s fast ultra wide angle..

  1. Distortion (and Correction) for Nikon 20mm f/1.8G

Nikon AF-S Nikkor 24-70mm f/2.8E ED VR

Versatile image-stabilized mid-range zoom..

  1. Nikon 24-70/2.8E VR vs 24/1.8G: Snowy White Mountain Road

Nikon AF-S Nikkor 24mm f/1.8G

Versatile autofocus wide angle..

  1. Introduction to Nikon 24mm f/1.8G
  2. Distortion (and Correction) for Nikon 24mm f/1.8G

Nikon AF-S 24mm f/1.4G ED

State of the art design in a fast 24mm lens. Includes full-resolution images at f/1.4..

  1. 24/1.4G Distortion vs 14-24/2.8G and 24/2 AIS
  2. Correcting Distortion in Adobe Camera Raw
  3. Aperture Series: Tile Rooftops
  4. Conclusions

Canon EF 11-24mm f/4L USM

Extreme wide angle zoom..

  1. Introduction to Canon 11-24mm f/4L

Canon EF 16-35mm f/2.8L III

Is the 3rd time the charm?.

  1. Introduction to Canon 16-35mm f/2.8L III

Canon EF 16-35mm f/4L IS

Canon’s compact image stabilized wide angle zoom..

  1. Distortion at 16mm
  2. Aperture Series @ 16mm: Mosaic (Canon 5DM3)

Canon 24-70mm f/2.8L II and 24-70mm f/4L IS

Canon’s premium mid-range zooms..

  1. Aperture Series: 24-70/2.8L II vs 50/1.2L, 50/1.4, 50/1.8 II (Dolls)
  2. Aperture Series: 24-70/2.8L II vs 35/1.4L (Dolls)
  3. Examples: Russian Ridge
  4. 40mm: 24-70/2.8L II vs 24-70/4L II vs 40/2.8 STM (MTB, Canon 5DM3)

Nikon AF-S 35mm f/1.4G

State of the art design in a fast 35mm lens..

  1. Comparison with Zeiss 35/2 and Nikon 35/1.4 AI-S
  2. Comparison with Nikon 35mm f/2D

Nikon AF-S 35mm f/1.8G

Relatively inexpensive alternative to the pro 35/1.4G..

  1. Introduction to Nikon 35/1.8G

Nikon AF-S 85mm f/1.4G

State of the art design in a fast 85mm lens..

  1. Distortion
  2. 85/1.4G vs 85/1.8G: Distortion (D800E)
  3. Examples at Golden Gate Bridge
  4. Aperture Series f/1.4 - f/11 Lembert Dome
  5. 85/1.4G vs 85/1.8G: Lundy Boulder Logjam (D800E)

Nikon AF-S 200-500mm f/5.6E ED VR

Relatively compact super-telephoto zoom..

  1. Aperture Series @ 200mm: Zeiss Test Target (Nikon D810)

Nikon Ultra Wide Zooms

Comparing Nikon 16-35mm f/4 VR, 17-35mm f/2.8, 14-24mm f/2.8, 18-35mm, 24-70mm f/2.8 along with Nikon 20mm f/3.5, 24mm f/2, 28mm f/2, 35mm f/1.4 AIS, and more..

  1. Personal Usage Notes and Reactions
  2. Hazy Low Contrast with Nikon 17-35 @ f/2.8
  3. Correcting Distortion in Software
  4. Distortion at 16mm
  5. Distortion at 17mm
  6. Distortion at 21mm
  7. Distortion at 24mm
  8. Distortion at 28mm
  9. Distortion at 35mm
  10. Conclusions on Mosaic Comparisons —
  11. Distortion of Nikon 18-35mm f/3.5-5.6 vs Nikon 16-35 f/4 VR
  12. Conclusions

Canon Ultra-wide Zoom Lenses: 17-40 and 16-35

Comparing the Canon 17-40mm f/4L and 16-35mm f/2.L II..

  1. Distortion at 17mm
  2. Distortion at 21mm
  3. Distortion at 24mm
  4. Distortion at 35mm

Nikon AF 16mm f/2.8D Fisheye

Exploring the 16mm fisheye for landscape photography, and correcting fisheye distortion..

  1. Defishing in Capture NX2
  2. Distortion Control in Capture NX2

Samyang 14mm f/2.8

Ultra wide angle lens for Canon and Nikon..

  1. Distortion

Nikon 24mm Lens Choices

Options for a 24mm lens: Nikon 14-24/2.8G, Nikon 24-70/2.8G, Nikon 24/2 AI-S, Nikon PC-E 24/3.5. Sharpness, distortion, flare, field curvature, shooting impression and ergonomics..

  1. Overview and introduction

Schneider Kreuznach LS 40-80mm f/4-5.6

Mid range zoom 27-54mm equivalent for Phase One XF system.

  1. Aperture Series @ 40mm: Mosaic (IQ4 150)
  2. Aperture Series @ 55mm: Mosaic (IQ4 150)
  3. Aperture Series @ 80mm: Mosaic (IQ4 150)

Fujifilm GFX100 II

Updated everything-better after 5 years..

  1. Fujifilm GFX100 II: 4-Shot Pixel Shift vs Single-Frame (Flag Shed)
  2. Fujifilm GFX100 II: 4-Shot Pixel Shift vs Single-Frame (Stop Sign)

Fujifilm GFX100S/100 Comparisons

Is 100 better than 45/50/60 megapixels?.

  1. SHOOTOUT: Fujifilm GF 23mm f/4 on GFX100S vs Sony FE 12-24mm f/2.8 GM on Sony A1
  2. SHOOTOUT: Fujifilm GFX100S vs Sony A1: Deck and Roof
  3. SHOOTOUT @ 43mm/35mm: Fujifilm GFX100S vs Sony A7R V Pixel Shift: Huge Laurel at Bend in Alpine Creek
  4. SHOOTOUT @ 43mm/35mm: Fujifilm GFX100S vs Sony A7R V 16-shot Pixel Shift: Huge Laurel at Bend in Alpine Creek
  5. SHOOTOUT @ 26/21mm: Fujifilm GFX100S vs Sony A7R V Pixel Shift: Huge Laurel at Bend in Alpine Creek
  6. SHOOTOUT @ 63/50mm: Fujifilm GFX100S vs Sony A7R V Pixel Shift: Creek Bottom at Huge Laurel
  7. SHOOTOUT: Fujifilm GFX100S vs Nikon D850: Deck and Roof
  8. SHOOTOUT: Fujifilm GFX100S vs Leica SL2 + Leica SL 50/2 APO: Deck and Roof

Adapting Other Lenses to Fujifilm GFX

Adapting lenses delivers degraded results in most cases..

  1. Aperture Series: Mamiya 150mm f/4.5, Deck and House (GFX100S)

Fujifilm GF 20-35mm f/4 R WR

Compact wide angle.

  1. Distortion and Distortion Correction from 20mm to 35mm
  2. Examples: Record Snow in August, Dana Canyon (GFX100S)
  3. Examples: Focus Stacking
  4. Aperture Series @ 20mm: Persimmon Tree
  5. Aperture Series @ 20mm: Pumpkins on Deck
  6. Aperture Series @ 20mm: View to Half Dome from Tenaya Canyon
  7. Aperture Series @ 29mm: Half-Bare Big Leaf Maple, Alpine Creek
  8. Aperture Series @ 32mm: Clouds Rest From Tenaya Canyon
  9. SHOOTOUT @ 20mm/16mm: Fujifilm GFX100S vs Sony A7R V Pixel Shift: Huge Laurel at Bend in Alpine Creek
  10. SHOOTOUT @ 26/21mm: Fujifilm GFX100S vs Sony A7R V Pixel Shift: Huge Laurel at Bend in Alpine Creek
  11. SHOOTOUT vs Fujifilm GF 35-70mm f/3.5-4.5: Icebergs in August on Dana Lake #1

Fujifilm GF 23mm f/4 R WR

Ultra wide angle equivalent to 19mm f/3.3. .

  1. Distortion Correction and Micro Contrast Losses (GFX 50S)
  2. Aperture Series: Church Mosaic (GFX 50S)

Fujifilm GF 30mm f/3.5 R LM WR

Compact wide angle.

  1. Distortion for Fujifilm GF 30mm f/3.5 R LM WR

Fujifilm GF 30mm f/5.6 TS

Wide angle tilt/shift lens.

  1. Overview of Fujifilm GF 30mm f/5.6 TS
  2. Distortion for Fujifilm GF 30mm f/5.6 TS

Fujifilm GF 32-64mm f/4 R LM WR

Mid-range zoom lens equivalent to 26-53mm f/3.3..

  1. Fujifilm GF 32-64mm f/4: Distortion and Distortion Correction
  2. Shootout @ 50mm vs GF 35-70, GF 32-64/4: Huge Laurel Along Alpine Creek
  3. Shootout @ 63mm vs GF 35-70, GF 63/2.8: Huge Laurel Along Alpine Creek

Fujifilm GF 35-70mm f/4.5-5.6

Compact wide angle.

  1. Distortion and Distortion Correction @ 35mm, 47mm, 63mm, 70mm
  2. Fujifilm GFX100S: Loss of Sharpness with Distortion Correction Even for Near-Zero Distortion Lens
  3. Examples, Focus Stacking: Backyard
  4. Aperture Series @ 35mm: Huge Laurel Along Alpine Creek
  5. SHOOTOUT @ 43/35mm: Fujifilm GFX100S vs Sony A7R V Pixel Shift: Huge Laurel at Bend in Alpine Creek
  6. Aperture Series @ 40mm: Flowering Trees along Alpine Creek
  7. Aperture Series @ 48mm: Riparian Tree Leafing Out
  8. Aperture Series @ 50mm: Icebergs in Dana Lake
  9. Aperture Series @ 70mm: Cluster of Bay Laurel Trees by Alpine Creek
  10. Aperture Series @ 70mm: Icebergs in Dana Lake
  11. Aperture Series @ 70mm: Icebergs in Dana Lake
  12. Focus Stacking Shootout vs GF 63/2.8: Backyard Deck
  13. Shootout @50mm vs GF 35-70, GF 32-64/4: Huge Laurel Along Alpine Creek
  14. Shootout @ 63mm vs GF 32-64/4, GF 63/2.8: Huge Laurel Along Alpine Creek
  15. SHOOTOUT: Fujifilm GFX100S vs Sony A1: Deck and Roof
  16. SHOOTOUT @ 38mm: Hasselblad X2D vs Fujifilm GFX100S: View to Grand Junction from Western Entrance of Colorado National Monument
  17. SHOOTOUT vs Fujifilm GF 35-70mm f/3.5-4.5: Icebergs in August on Dana Lake #1
  18. SHOOTOUT: Fujifilm GF 55/1.7 vs Fujifilm GF 35-70: Snow-Crusted Cliff (GFX100 II)

Fujifilm GF 45mm f/2.8 R WR

Moderate wide angle equivalent to 37mm f/2.3..

  1. Distortion and Distortion Correction for Fujifilm GF 45mm f/2.8 R WR

Fujifilm GF 45-100mm f/4 R LM OIS WR

Slightly long zoom lens equivalent to 37-82mm f/3.3..

  1. Aperture Series @ 100mm: Sagebrush Hillside to Wind-Whipped Whitney

Fujifilm GF 50mm f/3.5 R LM WR

Slightly wide compact normal lens equivalent to 41mm f/2.9..

  1. Distortion and Distortion Correction for Fujifilm GF 50mm f/3.5
  2. Aperture Series: Mining Buildings in Monochrome (GFX100)
  3. Shootout @ 50mm vs GF 35-70, GF 32-64/4: Huge Laurel Along Alpine Creek

Fujifilm GF 55mm f/1.7

State of the art normal lens..

  1. Fujifilm GF 55/1.7: Distortion
  2. SHOOTOUT: Fujifilm GF 55/1.7 vs Fujifilm GF 35-70: Snow-Crusted Cliff (GFX100 II)
  3. SHOOTOUT: Fujifilm GF 55/1.7 vs Fujifilm GF 35-70: Mt Conness Ridge SE(GFX100 II)

Fujifilm GF 63mm f/2.8 R WR

Standard normal lens equivalent to 52mm f/2.3..

  1. Overview of Fujifilm GF 63mm f/2.8 R WR
  2. Distortion
  3. Aperture Series: Ore Cart (GFX 50S)
  4. Shootout @63mm vs GF 35-70, GF 32-64/4: Huge Laurel Along Alpine Creek
  5. Focus Stacking Shootout vs GF35-70: Backyard Deck

Fujifilm GF 80mm f/1.7 R WR

Standard normal lens equivalent to 66mm f/1.4..

  1. Distortion and Distortion Correction for Fujifilm GF 80mm f/1.7 R LM WR

Fujifilm GF 110mm f/5.6 TS

Telephoto tilt/shift macro lens.

  1. Distortion for Fujifilm GF 110mm f/5.6 TS

Fujifilm GF 250mm f/4 OIS R WR

Telephoto equivalent to 200mm lens. .

  1. Stitched Panorama: Mt Whitney Before Sunrise (GFX 50R)
  2. Examples: Eastern Sierra, White Mountains (GFX 50R)

Hasselblad X2D 100C

Mirrorless large format with leaf shutter lenses, 3rd generation..

  1. SHOOTOUT @ 38mm: Hasselblad X2D vs Fujifilm GFX100S: View to Grand Junction from Western Entrance of Colorado National Monument
  2. SHOOTOUT @ 26mm: Hasselblad X2D vs Sony A1: Windswept Bristlecone Pine

Hasselblad XCD 21mm f/4

18mm equivalent..

  1. SHOOTOUT @ 21mm: Hasselblad X2D vs Sony A1: Windswept Bristlecone Pine

Hasselblad XCD 28mm f/4 P

21mm equivalent..

  1. Distortion for Hasselblad XCD 28mm f/4 P

Hasselblad XCD 30mm f/3.5

25mm equivalent..

  1. Distortion
  2. Aperture Series: Mosaic

Hasselblad XCD 35-75mm f3.5-4.5

Normal lens equivqlent to 53mm..

  1. Distortion for Hasselblad XCD 35-75mm f3.5-4.5
  2. Examples: Alabama Hills

Hasselblad XCD 38mm f/2.5 V

Normal lens equivqlent to 32mm..

  1. Distortion for Hasselblad XCD 38mm f/2.5 V
  2. Aperture Series: Curvy Grade, Colorado National Monument
  3. SHOOTOUT @ 38mm: Hasselblad X2D vs Fujifilm GFX100S: View to Grand Junction from Western Entrance of Colorado National Monument

Hasselblad XCD 45mm f/3.5

37mm equivalent..

  1. Distortion

Hasselblad XCD 45mm f/4 P

Moderate wide angle..

  1. Distortion for Hasselblad XCD 45mm f/4 P

Hasselblad XCD 55mm f/2.5 V

Normal lens equivqlent to 45mm..

  1. Distortion for Hasselblad XCD 55mm f/2.5 V
  2. Examples: Early Oil Paintings of Ann Kurz-Chambers

Hasselblad XCD 65mm f/2.8

Normal lens equivqlent to 53mm..

  1. Introduction to Hasselblad XCD 65mm f/2.8
  2. Distortion for Hasselblad XCD 65mm f/2.8
  3. Aperture Series: Lichenized Rock Formations at Dusk, View to Lone Pine Peak
  4. Aperture Series: View Over Alabama Hills Formations to Mt Whitney Range, Dusk
  5. Aperture Series: View Over Alabama Hills Formations, Last Light on High Peaks

Hasselblad XCD 80mm f/1.9

Moderate telephoto..

  1. Distortion for Hasselblad XCD 80mm f/1.9

Hasselblad XCD 90mm f/2.5 V

Normal lens equivqlent to 45mm..

  1. Distortion for Hasselblad XCD 90mm f/2.5 V

Hasselblad XCD 90mm f/3.2

Medium format telephoto lens, 74mm equivalent..

  1. Distortion

Hasselblad XCD 120mm f/3.5

Telephoto macro lens, 99mm equivalent..

  1. Distortion
  2. Aperture Series: View Over Trees To High Peaks, Rock Creek High Country

Hasselblad XCD 135mm f/2.8

Moderate telephoto..

  1. Distortion for Hasselblad XCD 135mm f/2.8

Pentax SMC DA 645 25mm f/4 AL (IF) SDM AW

Ultra wide angle lens for Pentax 645..

  1. Distortion

Hasselblad H4D 50 Megapixel Medium Format DSLR

How does Hasselblad’s 3rd generation medium format entry measure up?.

  1. Distortion Correction with the HCD 28mm f/4
  2. Examples with HCD 28mm f/4 (Yosemite)

Lenses

Lenses for the Leica S2 (original Leica S2 material).

  1. Leica 30mm f/2.8 Elmarit-S ASPH
  2. Leica 35mm f/2.5 Summarit-S ASPH

Leica 24mm f/3.5 Super-Elmar-S ASPH

Extreme wide angle with ultra high performance..

  1. Distortion for Leica 24mm f/3.5 Super-Elmar-S ASPH

Leica 30-90mm f/3.5-5.6 Vario-Elmar-S ASPH

All-arounder zoom for Leica S.

  1. Aperture Series @ 30mm: Mossy Boulders in Pescadero Creek (S006)

Leica 45mm f/2.8 Elmarit-S ASPH

Moderate wide angle with low distortion..

  1. Distortion for Leica 45mm f/2.8 Elmarit-S ASPH

Leica 100mm f/2 Summicron-S ASPH

The fastest S lens..

  1. Distortion for Leica 100mm f/2 Summicron-S ASPH

Milvus 15mm f/2.8

Milvus garb for the venerable 15/2.8 Distagon, with improved lens coating..

  1. Distortion for Milvus 15/2.8
  2. Aperture Series vs Nikon 14/2.8D: Spring Leaves on Riparian Tree

Milvus 18mm f/2.8

An outstanding 18mm design..

  1. Distortion for Milvus 18/2.8

Milvus 21mm f/2.8

The classic 21/2.8 Distagon improved..

  1. Distortion for Milvus 21/2.8

Milvus 25mm f/1.4

Highest performing 25mm from Zeiss ever..

  1. Distortion for Milvus 25/1.4

Milvus 35mm f/1.4

Highest performing 35mm from Zeiss ever..

  1. Distortion for Milvus 35/1.4

Milvus 35mm f/2

Classic design in the latest Milvus build..

  1. Distortion for Milvus 35/2

Milvus 50mm f/1.4

Outstanding build and optical quality in a normal lens..

  1. Distortion for Milvus 50/1.4

Milvus 50mm f/2M

The classic 50/2 Makro-Planar improved..

  1. Distortion for Milvus 50/2M

Milvus 85mm f/1.4

Outstanding build and optical quality in a medium tele..

  1. Distortion for Milvus 85/1.4

Milvus 100mm f/2M

The classic 100/2 Makro-Planar improved..

  1. Distortion for Milvus 100/2M

Milvus 135mm f/2

An Otus, in effect. Milvus garb for the 135/2 APO, with improved lens coatings on one element. See the ZF.2/ZE 135/2 review pages..

  1. Distortion for Milvus 135/2

Introduction

Start here to best utilize this guide..

  1. Introduction to the Zeiss ZF/ZE Lenses

15mm f/2.8 Distagon

Ultra high performance in an extreme wild wide angle lens..

  1. 15/2.8 Distagon Main Page
  2. 15/2.8 Distortion
  3. Examples (Ad-Hoc, Nikon D3x)

18mm f/3.5 Distagon

A brilliant, but also colorful character..

  1. 18/3.5 Distagon Main Page
  2. Distortion
  3. Distortion vs Nikon 14-24mm f/2.8G
  4. Examples
  5. Examples ZE/Canon NYC
  6. Compared with Nikon 14-24/2.8G - Mosaic

ZF.2/ZE 21mm f/2.8 Distagon

Brilliant imaging, even wide open, but with a few quirks. (Review in progress) .

  1. Distortion
  2. Distortion vs Nikon 14-24/2.8G
  3. Examples
  4. Examples ZE/Canon NYC
  5. vs Nikon 14-24/2.8G, et al
  6. vs Nikon 14-24/2.8G and Nikon 16-35/4G VR
  7. Comparison: 21/2.8 and 25/2.8 Distagon vs Nikon 24/1.4G

25mm f/2 Distagon

Ultra high performance with a fast aperture..

  1. Distortion

25mm f/2.8 Distagon

A gem with unusual close-focus..

  1. 25/2.8 Distagon Main Page
  2. 25/2.8 Distortion
  3. Examples In California’s White Mountains

28mm f/2 Distagon

An artist’s drawing tool..

  1. 28/2 Distagon Main Page
  2. 28/2 Distagon vs Nikon 24-70/2.8G, Nikon 16-35/4G VR, Nikon 28/2

35mm f/1.4 Distagon

Strokes of a master..

  1. Distortion For 35/1.4 Distagon
  2. Comparison — Zeiss ZE 35 f/2 (Mosaic)

35mm f/2 Distagon

Balance and poise..

  1. vs Nikon 24-70/2.8G, Nikon 16-35/4G VR, Nikon 35/1.4

50mm f/1.4 Planar

Brilliant imaging in a compact package..

  1. 50/1.4 Planar Distortion

50/1.4 Planar vs 50/2 Makro-Planar

Comparing the two 50mm options near and far, more comparisons coming..

  1. 50/1.4 vs 50/2 Take 2 — Mine Engine
  2. 50/1.4 vs 50/2 At ~4 foot range
  3. 50/1.4 vs 50/2 vs Nikon 50/1.4G — Gears

50mm f/2 Makro-Planar

Versatility in a “normal” lens and macro too!.

  1. 50/2 Makro Planar Distortion

Otus 28mm f/1.4 APO-Distagon

Fast high performance APO wide angle..

  1. Distortion for Zeiss Otus 28/1.4
  2. Aperture Series: Secondary Color (SLOCA) and Field Curvature at Close Range

Otus 55mm f/1.4 APO-Distagon

Ultra high performance apochromatic normal lens, first in the Otus line..

  1. Distortion
  2. Examples - Initial Various

Otus 85mm f/1.4 APO-Planar

Ultra high performance apochromatic medium telephoto, overview and technical..

  1. Distortion for Otus 85/1.4 APO-Planar

Otus 100mm f/1.4 APO-Sonnar

Razor sharp with gorgeous bokeh..

  1. Distortion for Zeiss Otus 100mm f/1.4 APO-Sonnar
  2. Aperture Series: Mosaic (Nikon D850)

85mm f/1.4 Planar

True-to-life imagery..

  1. Distortion

100mm f/2 Makro-Planar

King of bokeh! Corner-to-corner sharpness, world class..

  1. Distortion
  2. Comparison to Nikon 105mm f/2.8G VR
  3. In-depth Comparison to Nikon AF-S 105mm f/2.8 VR ED-IF

135mm f/2 APO-Sonnar

Beautiful bokeh, razor sharp, superb color correction..

  1. 135/2 APO-Sonnar Main Page
  2. Distortion
  3. Discussion: 135/2 APO-Sonnar vs 100/2 Makro-Planar
  4. Compared to Zeiss 100mm f/2 Makro-Planar (D800E, Rulers on Table)
  5. vs Sigma 135mm f/1.8 Art and Nikon 70-200mm f/2.8 FL ED VR: White Flowers (Nikon D810)
  6. vs Sigma 135mm f/1.8 Art: Pink Flowers (Nikon D810)

Conclusions

Summary and wrap-up..

  1. Future Lenses (speculation/wish)

Zeiss LensSpire Articles

Articles written for Lenspire.ZEISS.com..

  1. Harnessing Wide Angle Lenses: Perspective and Impact
  2. Zoom Lens or Prime? 50mm and 55mm
  3. Zoom Lens or Prime? 135mm
  4. Zeiss Fills Out the Milvus DSLR Lens Lineup with the 21/2.8, 35/2, 50/2M, 100/2M
  5. First Look at the Zeiss Milvus 35mm f/1.4
  6. Astrophotography Tips, Especially with Zeiss Otus 28mm f/1.4 APO-Distagon

Understanding optics

Understanding lens performance..

  1. Understanding Lens Distortion

Misc Reviews

Miscellaneous reviews..

  1. An Hour With the Hasselblad H3D

Overview of Zeiss Touit Lenses

High performance prime lenses for Sony NEX and Fujifilm X..

  1. Zeiss Touit Lens Correction on Sony NEX and Fujifilm X

Zeiss ZF.2 and Zeiss ZE Lenses For Canon and Nikon

Zeiss ZF.2 and Zeiss ZE Lenses For Canon and Nikon.

  1. Overview of Zeiss ZF.2/ZE Lenses
  2. Mini Review: Zeiss ZF/ZE 21mm f/2.8 Distagon
  3. Mini Review: Zeiss ZF/ZE 25mm f/2.8 Distagon
  4. Mini Review: Zeiss ZF/ZE 28mm f/2 Distagon
  5. Mini Review: Zeiss ZF/ZE 35mm f/2 Distagon
  6. Mini Review: Zeiss ZF/ZE 50mm f/1.4 Planar
  7. Mini Review: Zeiss ZF/ZE 50mm f/2 Makro-Planar
  8. Mini Review: Zeiss ZF/ZE 85mm f/1.4 Planar
  9. Mini Review: Zeiss ZF/ZE 100mm f/2 Makro-Planar

15mm f/2.8 Distagon Zeiss Interview

Q&A on the 15/2.8 Distagon with Dr. Hubert Nasse.

  1. Zeiss 15/2.8 Distagon Q&A — Design Goals
  2. Zeiss 15/2.8 Distagon Q&A — Distortion

Canon lenses

Overview and assessments of Canon lenses.

  1. Canon TS-E 24mm f/3.5L II

Leica S2 37.5 Medium Format DSLR

Leica S2 37.5 megapixel DSLR and its lenses..

  1. Leica 35mm f/2.5 Summarit-S ASPH

Lenses for Leica M8, Leica M9, M*

Lenses for Leica M cameras, especially the M9.

  1. Leica 18mm f/3.8 Super-Elmar-M ASPH
  2. Leica 21mm f/1.4 Summilux-M ASPH
  3. Leica 24mm f/1.4 Summilux-M ASPH
  4. Leica 28mm f/2 Summicron-M ASPH
  5. Leica 35mm f/1.4 Summilux-M ASPH 2010
  6. Leica 35mm f/2 Summicron-M ASPH
  7. Leica Noctilux-M 50mm f/0.95 ASPH
  8. Leica 75mm f/2 APO-Summicron-M ASPH
  9. Zeiss ZM 15mm f/2.8 Distagon T*
  10. Zeiss ZM 18mm f/4 Distagon T*
  11. Zeiss ZM 21mm f/2.8 Biogon T*
  12. Zeiss ZM 21mm f/4.5 C-Biogon T*
  13. Zeiss ZM 35mm f/2 Biogon T*
  14. Zeiss ZM 50mm f/1.5 C-Sonnar T*
  15. Zeiss ZM 85mm f/2 Sonnar T*
  16. Zeiss ZM 85mm f/4 Tele-Tessar T*

Nikon D200 vs D2x

Vintage 2006 comparative review of Nikon D200 vs Nikon D2x..

  1. LensAberrations

Canon RF 14-35mm f/4L IS USM

Compact ultra-wide zoom..

  1. Introduction to Canon RF 14-35mm f/4L IS USM
  2. Distortion and Distortion Correction
  3. Aperture Series @ 14mm: Big Laurel at Bend in Alpine Creek
  4. Shootout @ 24mm vs Canon RF 15-35/2.8L, Canon RF 24-70/2.8L: Alpine Creek
  5. Shootout @ 31mm vs Canon RF 14-35/4L, Canon RF 24-70/2.8L: Bonsai Juniper Over Beaver Pond

Canon RF 15-35mm f/2.8L IS USM

Fast ultra wide zoom lens..

  1. Distortion and Distortion Correction
  2. Aperture Series @ 16mm: Lundy Beaver Pond and High Peaks at Dusk
  3. Aperture Series @ 15mm: Bonsai Juniper Over Beaver Pond
  4. Shootout @ 24mm vs Canon RF 14-35/4L, Canon RF 24-70/2.8L: Alpine Creek
  5. Aperture Series @ 27mm: Riparian Tree Trunks
  6. Shootout @ 31mm vs Canon RF 14-35/4L, Canon RF 24-70/2.8L: Bonsai Juniper Over Beaver Pond
  7. Aperture Series @ 35mm: Aerial View of Pine Creek Mine

Canon RF 24-70mm f/2.8L IS USM

Fast standard zoom lens..

  1. Distortion and Distortion Correction
  2. Shootout @ 24mm vs Canon RF 15-35/2.8L, Canon RF 14-35/4L: Alpine Creek
  3. Shootout @ 31mm vs Canon RF 14-35/4L, Canon RF 24-70/2.8L: Bonsai Juniper Over Beaver Pond
  4. Shootout @ 35mm vs Canon RF 14-35/4L: Alabama Hills Drainage, View to Mt Whitney

Canon RF 28-70mm f/2L USM

Bread and butter all-around zoom..

  1. Aperture Series @ 28mm: Mosaic
  2. Aperture Series @ 70mm: Mosaic

Canon RF 50mm f/1.8 STM

Compact ultralight standard lens..

  1. Introduction to Canon RF 50mm f/1.8 STM
  2. Aperture Series: Upper Pine Creek
  3. Aperture Series: Pine Creek Tungsten Mine, Aerial View

Nikon Z8

Setup, IBIS performance, focusing..

  1. Nikon Z8, Conclusions

Nikon NIKKOR Z 20mm f/1.8 S

Fast ultra wide angle for Nikon Z..

  1. Introduction to Nikon NIKKOR Z 20mm f/1.8
  2. Distortion and Distortion Correction
  3. Aperture series: Pre-Sunrise Bristlecone Trunks
  4. Aperture series: Aspen After Rain
  5. Aperture series: White Clouds over Wind-Shaped Ancient Bristlecone Pine
  6. Aperture series: Rain on Still Pool in Creek

Nikon NIKKOR Z 24mm f/1.8 S

Fast wide angle for Nikon Z..

  1. Introduction to Nikon NIKKOR Z 24mm f/1.8
  2. Distortion and Distortion Correction
  3. Aperture series: Small Aspen Trunks, Frontlit
  4. Aperture series: Huge Ancient Bristlecone Pine
  5. Aperture series: Bleached Tree in Creek

Nikon NIKKOR Z 14-24mm f/2.8 S

Ultra-wide fast zoom..

  1. Introduction to Nikon NIKKOR Z 14-24mm f/2.8 S
  2. Aperture Series @ 14mm: Sunstar over Upper Lundy Canyon Ice Avalanche (Z8)
  3. Aperture Series @ 14mm: Dusk Down-Canyon from Schulman Grove (Z8)
  4. SHOOTOUT @ 24mm, 14-24/2.8S vs 24-70/2.8S vs 17-28/2.8: Beaver Pond, Aerial View (Z8)

Nikon NIKKOR Z 14-30mm f/4 S

Ultra wide compact zoom for Nikon Z cameras..

  1. Introduction to Nikon NIKKOR Z 14-30mm f/4 S
  2. MTF for Nikon NIKKOR Z 14-30mm f/4 S
  3. Distortion for Nikon NIKKOR Z 14-30mm f/4 S at 14mm, 19.5mm, 30mm
  4. Aperture Series @ 14mm: Three Paths at Night
  5. Aperture Series @ 14mm: Mosaic
  6. Aperture Series @ 14mm: Mem Chu and Quadrangle

Nikon NIKKOR Z 17-28mm f/2.8

Ultra-wide zoom lens..

  1. Aperture Series @ 17mm: Destroyed Beaver Pond, Lodge View, Down Canyon (Z8)
  2. Aperture Series @ 17mm: Destroyed Beaver Pond (Z8)
  3. Aperture Series @ 21mm: Lundy Beaver Pond (Z8)
  4. SHOOTOUT @ 24mm, 14-24/2.8S vs 24-70/2.8S vs 17-28/2.8: Beaver Pond, Aerial View (Z8)

Nikon NIKKOR Z 24-50mm f/4-6.3

Pancake zoom, wide angle to normal..

  1. Introduction to Nikon NIKKOR Z 24-50mm f/4-6.3

Nikon NIKKOR Z 24-70mm f/2.8 S

Fast mid-range zoom expressly designed for Nikon Z cameras..

  1. Introduction to Nikon NIKKOR Z 24-70mm f/2.8 S
  2. MTF for Nikon NIKKOR Z 24-70mm f/2.8 S
  3. Overview of Distortion for Nikon NIKKOR Z 24-70mm f/2.8 S
  4. Distortion @ 24mm, 28mm for Nikon NIKKOR Z 24-70mm f/2.8 S
  5. Distortion @ 70mm, 50mm, 35mm for Nikon NIKKOR Z 24-70mm f/2.8 S
  6. Aperture Series @ 24mm: MemChu Wide View
  7. Aperture Series @ 24mm: Natural Bonsai Over Beaver Pond
  8. Aperture Series @ 24mm: Mosaic
  9. Aperture Series @ 24mm: Downed Aspen Tree
  10. Aperture Series @ 43mm: MemChu Wide View
  11. Aperture Series @ 70mm: Mosaic
  12. SHOOTOUT @ 24mm, 14-24/2.8S vs 24-70/2.8S vs 17-28/2.8: Beaver Pond, Aerial View (Z8)

Nikon NIKKOR Z 24-70mm f/4 S

Mid-range zoom expressly designed for Nikon Z cameras..

  1. MTF for Nikon NIKKOR Z 24-70mm f/4S
  2. Aperture Series @ 24mm: Summit View at Dusk Over Upper Conness Lake

Nikon NIKKOR Z 26mm f/2.8

Ultra-wide zoom lens..

  1. Introduction to Nikon NIKKOR Z 26mm f/2.8
  2. Examples: Backyard (Z8)
  3. Aperture Series: Eastern Sierra Mixed Forest (Z8)

Nikon NIKKOR Z 28mm f/2.8

Ultra-wide zoom lens..

  1. Introduction to Nikon NIKKOR Z 28mm f/2.8
  2. Aperture Series: Eastern Sierra Mixed Forest (Z8)

Nikon NIKKOR Z 50mm f/1.2 S

Ultra-wide fast zoom..

  1. Introduction to Nikon NIKKOR Z 50mm f/1.2 S

Nikon NIKKOR Z 50mm f/1.8 S

Normal lens expressly designed for Nikon Z cameras..

  1. Shootout vs Nikon Z 24-70/4, Zeiss Milvus 50/1.4: Laws Railroad Museum Locomotive
  2. Shootout vs Nikon Z 24-70/4: Mining Gears

Nikon NIKKOR Z 85mm f/1.8 S

Fast portrait telephoto for Nikon Z..

  1. Introduction to Nikon NIKKOR Z 85mm f/1.8
  2. Aperture Series: Life on the Edge (Ancient Bristlecone Pine)
  3. Aperture Series: Backlit Bristlecone Trunks at Sunrise

Nikon NIKKOR Z MC 105mm f/2.8 S VR Macro

Telephoto macro lens..

  1. Introduction to Nikon NIKKOR Z MC 105mm f/2.8 S VR Macro
  2. Distortion and Distortion Correction
  3. Aperture Series: Old Map (Z8)

Nikon NIKKOR Z 70-200mm f/2.8 S

Fast portrait telephoto for Nikon Z..

  1. Aperture Series @ 145mm: Glowing Aspen Trunks at Dusk (Z8)
  2. Aperture Series @ 200mm: Snow Field (Z8)
  3. Aperture Series @ 200mm: Overflowing Creek in Meadow, View from Above (Z8)

Sony Alpha A7R III

Attention to details: a solid upgrade over the A7R II..

  1. Pixel Shift: Checkerboarding Examples

Sony FE 14mm f/1.8 GM

Ultra high performance extreme wide angle..

  1. Optical Distortion for Sony FE 14mm f/1.8 GM
  2. Shootout vs: Sony FE 12-24/2.8 GM: Mining Cabin Interior

Sony FE 20mm f/1.8 G

Compact ultra-wide angle lens..

  1. Distortion for Sony FE 20mm f/1.8 G
  2. Examples: Alabama Hills

Sony FE 24mm f/1.4 GM

High performance wide angle..

  1. Distortion for Sony FE 24mm f/1.4 GM
  2. Shootout: Sony 24mm f/1.4 GM vs Zeiss Batis 25mm f/2: Mosaic (Sony A7R III)

Sony FE 24mm f/2.8 G

High performance, high speed..

  1. MTF for Sony FE 24mm f/2.8 G
  2. Distortion Correction for Sony FE 24mm f/2.8 G, Adobe Camera Raw
  3. Aperture Series: Deck Planks — Getting Optimal Results by Understanding Focus Shift, Field Curvature, Distortion Correction
  4. Aperture Series: Fenceline, with/without Distortion Correction

Sony FE 28mm f/2

Fast wide angle..

  1. Apertures Series: Dolls at Close Range (Sony A7R)
  2. Distortion for Sony 28mm f/2 (Examples)
  3. Aperture Series: Knobby Boulder (A7R)
  4. Aperture Series: Gnarled Stump In Storm, Hoover Wilderness (A7R)

Sony FE 35mm f/1.4 GM

High performance mild wide-angle..

  1. Optical Distortion for Sony FE 35mm f/1.4 GM
  2. Shootout vs Voigtlander FE 35/2 APO-Lanthar: Pine Creek Cliffs
  3. Shootout vs Voigtlander FE 35/1.4 GM: Patriarch Grove

Sony Planar T* FE 50mm f/1.4 ZA

Fast high performance normal lens of Zeiss design..

  1. Introduction to Sony FE 50mm f/1.4 ZA
  2. Shootout vs Rokinon FE 50/1.4 AF (Dolls, Sony A7R II)
  3. Shootout vs Zeiss Loxia 50/2: Spuller Lake View to Mt Conness (Sony A7R II, Bad Sample of Sony 50/1.4)
  4. Shootout vs Zeiss Loxia 50/2: Lee Vining Creek Meadow (Sony A7R II)
  5. Shootout: Sony FE 50/2.5G vs Sony 50/1.4 ZA vs Voigtlander FE 50/2 APO-Lanthar — Teak Bench

Sony FE 35mm f/2.8 ZA Sonnar

Compact moderate wide angle for Sony mirrorless..

  1. Distortion for Sony FE 35mm f/2.8 ZA Sonnar

Sony FE 40mm f/2.5 G

High performance, high speed..

  1. Aperture Series: Backlit Deck and Backyard

Sony FE 50mm f/1.2 GM

High performance, high speed..

  1. Distortion and Distortion Correction for Sony FE 50mm f/1.2 GM
  2. Examples: Old Talc Mine
  3. SHOOTOUT vs Voigtlander 50/2 APO: View South over Patriarch Grove
  4. Shootout vs Sony FE 24-70mm f/2.8 GM II, Voigtlander FE 50/2 (Deck and Roof)

Sony FE 50mm f/2.5 G

High performance, high speed..

  1. Shootout: Sony FE 50/2.5G vs Sony 50/1.4 ZA vs Voigtlander FE 50/2 APO-Lanthar — Teak Bench
  2. Shootout: Sony FE 50/2.5G vs Voigtlander FE 50/2 APO-Lanthar — Backlit Deck and Backyard

Sony FE 100mm f/2.8 STF GM

Razor sharp medium telephoto with apodization filter..

  1. Introduction to Sony FE 100mm f/2.8 STF GM

Sony 90mm f/2.8 Macro G OSS

Native-mount macro length designed by Zeiss..

  1. Overview of Sony 90mm f/2.8 Macro G OSS

Sigma FE 14mm f/1.4 DG DN Art

Super-fast ultra-wide astrophotography lens..

  1. Distortion for Sigma FE 14mm f/1.4 DG DN Art
  2. Aperture Series: Expansive View to White Mountain Peak

Sigma FE 14-24mm f/2.8 DG DN Art

Native-mount ultra wide angle high performance zoom for mirrorless..

  1. Distortion @ 14mm
  2. Distortion @ 24mm
  3. Aperture Series @ 14mm: Teak Bench Closeup
  4. Aperture Series @ 24mm: Teak Bench Closeup
  5. Shootout @ 14mm: Mosaic (Sony A7R IV)
  6. 3-Way Shootout @ 18mm: Mosaic (Sony A7R IV)
  7. Shootout: Sigma 14-24mm f/2.8 DG DN Art vs Zeiss Loxia 21mm f/2.8: Twenty Lakes Basin, View Towards Mt Conness Drainage (Sony A7R IV)
  8. Compared @ 14mm: Swing and Tilt, Optical Decentering — Sigma FE 14-24mm f/2.8 DG DN Art and Two Sony FE 12-24mm f/2.8 GM

Sigma FE 28mm f/1.4 DG HSM Art

Outstanding wide angle, watch out for lens skew..

  1. Distortion

Sigma FE 35mm f/1.2 DG DN Art

Ultra high speed native-mount moderate wide angle..

  1. MTF for Sigma 35mm f/1.2 DG DN Art, Fantasy vs Reality
  2. Distortion Correction for Sigma 35mm f/1.2 DG DN Art
  3. Shootout: Sigma 35mm f/1.2 DG DN Art vs Zeiss Loxia 35mm f/2: Twenty Lakes Basin, View Towards Mt Conness Drainage (Sony A7R IV)

Sigma FE 35mm f/1.4 DG DN Art

Fast native-mount moderate wide angle..

  1. Overview of Sigma FE 35mm f/1.4 DG DN Art
  2. Distortion for Sigma FE 35mm f/1.4 DG DN Art
  3. Examples: Tigger

Sigma FE 35mm f/2 DG DN Contemporary

Compact native-mount wide angle..

  1. Overview of Sigma 35mm f/2 DG DN Contemporary
  2. Distortion for Sigma 35mm f/2 DG DN
  3. Distortion Correction Impacts for Sigma 35mm f/2 DG DN
  4. Examples: Backyard

Sigma FE 50mm f/1.2 DG DN Art

Ultra high speed prime lens..

  1. Distortion and Distortion Correction

Sigma 65mm f/2 DG DN Contemporary

Compact native-mount wide angle..

  1. Overview of Sigma 65mm f/2 DG DN Contemporary

Sigma FE 85mm f/1.4 DG DN Art

Ultra high performance medium telephoto..

  1. MTF for Sigma 85mm f/1.4 DG DN Art
  2. Distortion
  3. Distortion Correction Impact on Micro Contrast and Sharpness
  4. Micro Contrast, Moiré, Color Aliasing with/without Pixel Shift and Distortion Correction
  5. Aperture Series: Frog on Table
  6. Aperture Series, Close Range: Dolls (with and without Distortion Correction)
  7. Aperture Series: Last Yellow Aspen at Edge Of Beaver Pond
  8. Sigma 85mm f/1.4 DG DN Art: Conclusions

Sigma FE 105mm f/1.4 DG HSM Art

Highly corrected medium telephoto..

  1. Examples: Alabama Hills

Voigtlander Z 35mm f/2 APO-Lanthar Aspherical

High-grade manual focus wide-normal lens..

  1. Aperture Series: Aspen Grove Fallen Giants Across Vernal Creek

Voigtlander Z 50mm f/2 APO-Lanthar Aspherical

High-grade manual focus normal lens..

  1. Aperture Series: View over Lower Lundy Canyon to Lundy Reservoir (Z8)

Rokinon 12mm f/2.8 Fisheye

Fisheye lens for Sony mirrorless..

  1. Examples: Snowy White Mountains

Voigtlander FE Heliar-Hyper 10mm f/5.6 Aspherical III

Anything wider would be a fisheye..

  1. Overview of Voigtlander 10mm f/5.6

Voigtlander FE Super Wide-Heliar 15mm f/4.5 Aspherical III

Ultra wide native mount manual focus lens for Sony mirrorless..

  1. Overview of Voigtlander 15mm f/4.5
  2. Distortion Uncorrected and Corrected
  3. Aperture Series: Mosaic (Sony A7R II)

Voigtlander FE 35mm f/1.2 Aspherical

Fast mild wide angle lens..

  1. Overview of Voigtlander FE 35mm f/1.2 Aspherical
  2. Distortion for Voigtlander FE 35mm f/1.2 Aspherical

Voigtlander FE 35mm f/2 APO-Lanthar Aspherical

High-grade manual focus wide-normal lens..

  1. Overview of Voigtlander FE 35mm f/2 APO-Lanthar Aspherical
  2. Optical Distortion for Voigtlander FE 35mm f/2 APO-Lanthar Aspherical
  3. Shootout vs Sony FE 35/1.4 GM, Sigma FE 35/2 DG DN: Pine Creek Cliffs
  4. Shootout vs Sony FE 35/1.4 GM: Patriarch Grove
  5. Shootout vs Sony FE 24-70mm f/2.8 GM II (Deck and Roof)
  6. Shootout @ 35mm vs Sony FE 24-70mm f/2.8 GM II (Outhouse at Dusk)
  7. SHOOTOUT @ 35mm: Sony FE 16-35/2.8 GM II vs Voigtlander FE 35/2 APO — Rare Pond, White Mountains
  8. SHOOTOUT: Leica SL3 + Leica 35/2 APO-SL vs Sony A7R V + Voigtlander 35/2 APO

Voigtlander FE Nokton 40mm f/1.2 Aspherical

Fast lens speed for versatile rendering..

  1. Aperture Series: Milling Lathe

Voigtlander FE 50mm f/2 APO-Lanthar Aspherical

High-grade manual focus normal lens..

  1. Distortion for Voigtlander 50mm f/2 APO-Lanthar Aspherical
  2. Shootout: Sony FE 50/2.5G vs Sony 50/1.4 ZA vs Voigtlander FE 50/2 APO-Lanthar — Teak Bench
  3. Shootout: Sony FE 50/2.5G vs Voigtlander FE 50/2 APO-Lanthar — Backlit Deck and Backyard
  4. SHOOTOUT vs Sony 50/1.2GM: View South over Patriarch Grove
  5. Shootout vs Sony FE 24-70mm f/2.8 GM II (Deck and Roof)

Voigtlander FE 65mm f/2 Macro APO-Lanthar Aspherical

Ultra high grade macro all-arounder..

  1. Aperture Series: Dumpster Faux Lighting
  2. Shootout @ 65mm vs Voigtlander FE 65/2 APO-Macro-Lanthar (Deck and Roof)

Sony FE 12-24mm f/2.8 GM

Fast extreme wide angle zoom..

  1. Distortion for Sony FE 12-24mm f/2.8 GM
  2. Examples: Lundy Canyon
  3. Shootout @ 12mm vs Sony 12-24/4G: Big Tree at Alpine Creek Bend
  4. Shootout @ 12mm: Sony FE 12-24mm f/2.8 GM vs Sony FE 12-24mm f/4 GM: Two Aspen, Lundy Canyon
  5. Compared @ 14mm: Swing and Tilt, Optical Decentering —two Sony FE 12-24mm f/2.8 GM and Sigma FE 14-24mm f/2.8 DG DN Art
  6. Shootout @ 18mm: Sony FE 12-24mm f/2.8 GM vs Zeiss Batis 18/2.8: First Ice on Beaver Pond, Lundy Canyon
  7. Shootout @ 18mm: Sony FE 12-24mm f/2.8 GM vs Zeiss Batis 18/2.8: View from Crooked Creek Canyon to White Mountain Peak
  8. Shootout @ 21mm: Sony FE 12-24mm f/2.8 GM vs Zeiss Loxia 21mm: First Ice on Beaver Pond, Lundy Canyon
  9. SHOOTOUT @ 16mm: Sony FE 16-35/2.8 GM II vs Sony FE 12-24/2.8 GM — End of the Road, White Mountains
  10. Shootout vs Sony FE 14/1.8 GM: Mining Cabin Interior
  11. Shootout @24mm vs Sony FE 24-70/2.8 GM II, Zeiss Loxia 25/2.4 (Deck and Roof)
  12. Shootout @ 24mm vs Sony FE 24-70mm f/2.8 GM II (Colorado Cabin)

Sony FE 12-24mm f/4 G

Extreme wide angle zoom..

  1. Distortion Examples @ 12mm, Uncorrected and Corrected
  2. Distortion Examples @ 17mm, Uncorrected and Corrected
  3. Distortion Examples @ 24mm, Uncorrected and Corrected
  4. Aperture Series @ 12mm: Mosaic
  5. Aperture Series @ 12mm: Mosaic (Sony A7R IV)
  6. Aperture Series @ 17mm: Mosaic
  7. Aperture Series @ 24mm: Mosaic
  8. Shootout vs Zeiss Loxia 21/2.8: Pescadero Creek Overview
  9. Shootout: Sony 12-24/4 vs Zeiss Batis 18/2.8: Pescadero Creek Downstream
  10. Aperture Series @ 12mm: Pescadero Creek, Upstream (with Focus Stack)
  11. Shootout @ 12mm: Sony FE 12-24mm f/4 GM vs Sony FE 12-24mm f/2.8 GM: Two Aspen, Lundy Canyon
  12. 3-Way Shootout @ 18mm: Mosaic (Sony A7R IV)
  13. Shootout @ 12mm vs Sony FE 12-24/2.8GM: Big Tree at Alpine Creek Bend

Sony FE 16-35mm f/2.8 GM II

Pro-grade f/2.8 wide angle zoom, updated..

  1. Introduction to Sony FE 16-35/2.8 GM II
  2. Sony FE 16-35/2.8 GM II: Distortion
  3. SHOOTOUT @ 16mm: Sony FE 16-35/2.8 GM II vs Sony FE 12-24/2.8 GM — End of the Road, White Mountains
  4. SHOOTOUT @ 35mm: Sony FE 16-35/2.8 GM II vs Voigtlander FE 35/2 APO — Rare Pond, White Mountains

Sony FE 16-35mm f/2.8 GM

Pro-grade f/2.8 wide angle zoom..

  1. Shootout @ 16mm: Sony 16-35/2.8 GM vs Sony 12-24/4 G: Bristlecone Pines Amid White Mountain Strata
  2. 3-Way Shootout @ 18mm: Mosaic (Sony A7R IV)
  3. 3-Way Shootout @ 21mm: Morgan Pond
  4. 3-Way Shootout @ 24mm: Rock Creek Meadow

Sony FE 16-35mm f/4 ZA OSS Vario-Tessar

Comapact ultra-wide zoom for Sony full frame mirrorless..

  1. Distortion Examples @ 16mm / 17mm
  2. Distortion Examples @ 20mm / 21mm
  3. Distortion Examples @ 24mm
  4. Distortion Examples @ 28mm
  5. Distortion Examples @ 35mm
  6. Aperture Series @ 24mm: Mosaic (Sony A7R)
  7. vs Sony FE 35/2.8: Mosaic (Sony A7R)

Sony FE 20-70mm f/4 G

Wide range zoom aimed at bloggers..

  1. MTF Charts for Sony FE 20-70mm f/4 G
  2. Sony FE 20-70mm f/4 G Distortion @ 20mm, 24mm, 35mm, 50mm, 65mm
  3. Aperture Series @ 21mm: Huge Laurel at Bend in Alpine Creek
  4. Aperture Series @ 24mm: Riparian Spring Green, Alpine Creek
  5. Aperture Series @ 34mm: Riparian Spring Green, Alpine Creek
  6. Aperture Series @ 52mm: Riparian Spring Green, Alpine Creek
  7. Aperture Series @ 66mm: Alpine Creek
  8. Aperture Series @ 70mm: Riparian Spring Green, Alpine Creek

Sony FE 24-70mm f/2.8 GM II

Premiere mid-range zoom for Sony full frame mirrorless.

  1. Distortion
  2. Shootout @24mm vs Sony FE 12-24mm f/2.8 GM, Zeiss Loxia 25/2.4 (Deck and Roof)
  3. Shootout @ 24mm vs Sony FE 12-24mm f/2.8 GM (Colorado Cabin)
  4. Shootout @ 35mm vs Voigtlander FE 35/2 APO-Lanthar (Deck and Roof)
  5. Shootout @ 35mm vs Voigtlander FE 35/2 APO (Outhouse at Dusk)
  6. Shootout @ 50mm vs Voigtlander FE 50/2 APO-Lanthar (Deck and Roof)
  7. Shootout @ 65mm vs Voigtlander FE 65/2 APO-Macro-Lanthar (Deck and Roof)

Sony FE 24-70mm f/2.8 GM

Premiere mid-range zoom for Sony full frame mirrorless.

  1. Distortion @ 24mm: Uncorrected vs Corrected
  2. Distortion @ 35mm: Uncorrected vs Corrected
  3. Distortion @ 50mm: Uncorrected vs Corrected
  4. Distortion @ 70mm: Uncorrected vs Corrected
  5. Aperture Series @24mm: Finely Detailed Mosaic
  6. Aperture Series @35mm: Finely Detailed Mosaic
  7. Aperture Series @50mm: Finely Detailed Mosaic
  8. Aperture Series @70mm: Finely Detailed Mosaic

Sony FE 24-70mm f/4 OSS Vario-Tessar

Comapact mid-range zoom for Sony full frame mirrorless.

  1. Sony FE 24-70mm f/4 OSS Vario-Tessar Introduction
  2. Aperture Series @ 70mm: Moots Vamoots RSL (Sony A7R)
  3. Distortion and Color Fringing @ 24mm
  4. Distortion and Color Fringing @ 43mm
  5. Distortion and Color Fringing @ 70mm

Sony FE 24-105mm f/4 G OSS

Wide angle to telephoto zoom with optical stabilization..

  1. Distortion Correction @ 24mm: Loss of Sharpness and Micro Contrast (Pixel Shift)
  2. Distortion @ 35mm: Corrected vs Uncorrected
  3. Distortion Correction @ 105mm: Loss of Sharpness and Micro Contrast (Pixel Shift)
  4. Shootout @ 24mm: Sony 24-105/4G OSS vs Zeiss Batis 25mm f/2 (Mosaic)
  5. Shootout @ 35mm: Sony 24-105/4G OSS vs Zeiss Loxia 35mm f/2 (Mosaic)
  6. Aperture Series @ 50mm: Mosaic
  7. Aperture Series @ 70mm: Mosaic
  8. Shootout @ 85mm: Sony 24-105/4G OSS vs Zeiss Loxia 85mm f/2.4 (Mosaic)

Sony FE 24-240mm f/3.5-6.3 OSS

10X superzoom..

  1. Examples: Glacier Canyon, Mt Dana (A1)
  2. Aperture Series: Backlit Trail, Glacier Canyon (A1)

Sony FE 28-60mm f/4-5.6

Compact short-range zoom..

  1. Overview of Sony FE 28-60mm f/4-5.6

Sony FE PZ 28-135mm f/4G OSS

Wide mid-range zoom targeted at video shooters..

  1. Overview of Sony FE PZ 28-135mm f/4G OSS
  2. Aperture Series @ 135mm: Dolls (A7R II)

Sony FE 200-600mm f/5.6-6.3 G OSS

Hand-holdable super telephoto zoom..

  1. Examples: White Mountains, Far Distance

Venus Optics Laowa 12mm f/2.8 Zero-D

Extreme wide angle with 'zero distortion'..

  1. Overview of Venus Optics Laowa 12mm f/2.8 Zero-D
  2. Aperture Series: Train Boxcar and Blue Sky at Dusk
  3. Aperture Series: Train Boxcar, Oblique View
  4. Optical Distortion vs Perspective 'Distortion'

Venus Optics Laowa 15mm f/4 Macro

Extreme wide angle macro lens for Sony mirrorless..

  1. Examples: Backyard Closeups

Ricoh GXR with A12 Mount for Leica M Lenses.

Use Leica M lenses on a digital back designed for them..

  1. Ricoh GXR with A12 Mount for Leica M Lenses

Fujifilm Finepix X100

The best compact big-sensor digital camera yet?.

  1. Lens Distortion Evaluation

Sony Cybershot RX1R II

Diminutive full-frame camera with 35mm f/2 fixed lens..

  1. Distortion Uncorrected vs Corrected

Sony Cybershot DSC-RX1 / RX1R

Full frame camera in an ultra-compact body with or without anti-aliasing filter..

  1. Distortion, Correcting Distortion (RX1)
  2. Optical Distortion (RX1R)
  3. Aperture Series (RX1, Tile Mosaic)

Sony DSC-RX100

Stunningly high image quality in a 20MP point and shoot tiny camera..

  1. RX100 Built-in Distortion Correction for JPEG
  2. RX100 JPEG vs RAW: Color/Contrast/Detail

Olympus M.Zuiko 7-14mm f/2.8 PRO

Wide angle zoom equivalent (14-28mm equivalent)..

  1. Overview of Olympus M.Zuiko 7-14mm f/2.8 PRO
  2. Aperture Series @ 7mm: Upper Dana Lake, Dana Glacier, Dana Peak (EM5 II, HighRes Mode)
  3. Aperture Series @ 7mm: Upper Dana Lake, Dana Glacier, Dana Peak (EM5 II, HighRes Mode)

Olympus Zuiko 12-40mm f/2.8 PRO Zoom

A high performance mid-range zoom..

  1. Aperture Series: Boulder Logjam in Lundy Canyon (12mm, EM1)

Olympus OM-D E-M1

A worthy upddate to the E-M5 with pro-grade build quality..

  1. Raw Conversion Silent Auto Corrections with ACR

Olympus OM-D E-M5

Superb ergonomic design in a compact camera..

  1. 12mm Comparison: Olympus SHG 7-14mm f/4 — Olympus 12mm f/2 — Panasonic 7-14mm f/4 and 12-35mm f/2.8 (Garage Bikes)
  2. 14mm Comparison: Olympus SHG 7-14mm f/4 — SHG 14-35mm f/2 — Panasonic 14mm f/2.5 and 7-14mm f/4 — 12-35mm f/2.8 (Garage Bikes)

Comparisons across format.

Can smaller sensor cameras compete with larger ones on any basis?.

  1. Shootout: Sony RX1 vs Sigma DP2 Merrill vs Fujifilm X-E1 (MTB)

Panasonic G-1 micro-4/3 camera

Panasonic G-1 especially compared to the Olympus E-P1. Intriguing results with RAW vs in-camera JPEG. RAW file included for your own analysis..

  1. RAW vs JPEG

Fujifilm X-Pro2

Fujifilm's 24MP APS-C offering..

  1. JPEG vs RAW SHOOTOUT: Fine Wood Detail in Green Barn

Zeiss Loxia 21mm f/2.8 Distagon

Outstanding ultra wide angle performer..

  1. Distortion for Zeiss Loxia 21/2.8 Distagon
  2. Shootout: Zeiss Loxia 21mm f/2.8 vs Sigma 14-24mm f/2.8 DG DN Art: Twenty Lakes Basin, View Towards Mt Conness Drainage (Sony A7R IV)
  3. Shootout: Zeiss Loxia 21mm vs Sony FE 12-24mm f/2.8 GM: First Ice on Beaver Pond

Zeiss Loxia 25mm f/2.4 Distagon

Outstanding wide angle, superb performer..

  1. Distortion for Zeiss Loxia 25mm f/2.4 Distagon
  2. Aperture Series: Slender Aspen along Trail
  3. Zeiss Loxa 25/2.4 vs Zeiss Batis 25/2: View from Dana Lakes to Mt Conness
  4. Shootout @24mm vs Sony FE 12-24//2.8 GM, Sony FE 24-70/2.8 GM II (Deck and Roof)

Zeiss Loxia 35mm f/2 Biogon

Manual focus moderate wide angle for full-frame mirrorless..

  1. Distortion for Zeiss Loxia 35/2 Biogon
  2. Aperture Series: Sparkling Sun on Lake (Evaluating Point Spread Function)
  3. Field Examples: Yosemite Area (Sony A7R II)
  4. Loxia 35/2 Biogon vs Sony 35/2.8 Sonnar: Log Cabin Mine Main Building (Sony A7R)
  5. Loxia 35/2 vs Voigtlander Nokton 35/1.4 and Samyang 35/2.8: Train Boxcar (A7R III)
  6. Shootout: Zeiss Loxia 35mm f/2 vs Sigma 35mm f/1.2 DG DN Art: Twenty Lakes Basin, View Towards Mt Conness Drainage (Sony A7R IV)

Zeiss Loxia 50mm f/2 Planar

Manual focus normal lens for full-frame mirrorless..

  1. Distortion for Zeiss Loxia 50/2 Planar

Zeiss Loxia 85mm f/2.4 Sonnar

Manual focus telephoto lens for full-frame mirrorless..

  1. Distortion for Zeiss Loxia 85mm f/2.4 Sonnar
  2. Loxia 85/2.4 vs Batis 85/1.8: Lundy Canyon Beaver Ponds (Sony A7R II)

Zeiss Batis 18mm f/2.8 Distagon

Autofocus extreme wide angle for Sony full-frame mirrorless..

  1. Distortion for Zeiss Batis 18/2.8 Distagon

Zeiss Batis 25mm f/2 Distagon

Autofocus wide angle for Sony full-frame mirrorless..

  1. Overview of Zeiss Batis 25mm f/2 Distagon
  2. Distortion for Zeiss Batis 25/2 Distagon
  3. Shootout: Zeiss Batis 25mm f/2 vs Sony 24mm f/1.4 GM v(Mosaic)

Zeiss Batis 85mm f/1.8 Sonnar

Autofocus portrait lens for Sony full-frame mirrorless..

  1. Overview of Zeiss Batis 85mm f/1.8 Sonnar
  2. MTF for Zeiss Batis 85/1.8 Sonnar
  3. Distortion for Zeiss Batis 85/1.8 Sonnar
  4. Portrait Examples (Sony A7R)

Zeiss Touit 12mm f/2.8 Distagon

Ultra wide angle lens for Sony NEX or Fujifilm X..

  1. Distortion on Sony NEX, Fujifilm X
  2. Distortion Correction in JPEG vs RAW (Sony NEX-7)
  3. Examples: Portraiture (NYC Model, Sony NEX-7)

Zeiss Touit 32mm f/1.8 Planar

Normal lens for Sony NEX or Fujifilm X..

  1. Distortion on Sony NEX, Fujifilm X
  2. Aperture series: Blue Doll / Pellegrino (Sony NEX-7)
  3. Distortion Correction in JPEG vs RAW (Sony NEX-7)
  4. Compared to Fujifilm 35mm f/1.4 (Fujifilm X-E1, Cabin Table)

Sigma dp2 Quattro

45mm f/2.8 equivalent FOV lens..

  1. dp2 Quattro Optical Distortion

Sigma DP2 Merrill

45mm f/2.8 equivalent lens on APS-C sensor..

  1. Examples (DP2M, Outdoors)

Leica M Typ 240 Compared To Full Frame Cameras

Relative sharpness and performance across cameras..

  1. M240 FF vs Sony A6000 APS-C (Pellegrino)
  2. M240 + 35/1.4 Summilux vs Sony RX1R (Green Machine)

Leica Q (Typ 116)

24-megapixel fixed lens compact full-frame..

  1. Perspective and Applicability of the Leica Q
  2. Leica Q: Extreme Barrel Distortion Degrades Sharpness, Reduces True Resolution, Decreases Field of View
  3. Aperture Series: Dolls at Near-Macro Range
  4. Examples: Climbing Mt Dana
  5. Conclusions

Leica Q2

47-megapixel fixed lens compact full-frame..

  1. Examples: Initial Evaluation Around the House

Considerations in choosing a lens.

Focal lengths, color, weight and travel considerations. (relevant, but dated/old material).

  1. A Lightweight Lens Kit For Hiking
  2. A lightweight kit for hiking (original version)
  3. Analysis of 35mm Lens Choices

Leica 16-18-21mm f/4 Tri-Elmar-M ASPH

Leica’s ultra wide angle zoom lens..

  1. Distortion at 16mm, 18mm, 21mm
  2. Field of View: 16mm, 18mm, 21mm

Leica 18mm f/3.8 Super-Elmar-M ASPH

Leica’s widest prime lens..

  1. Distortion: 18/3.8 Super-Elmar-M ASPH
  2. Aperture Series: Mosaic (Panasonic S1R)

Leica 21mm f/1.4 Summilux-M ASPH

Leica’s fastest and widest lens..

  1. Distortion: 21/1.4 Summilux-M ASPH
  2. Comparison: Leica 21/1.4 vs Leica 21/3.4 (Interior)

Leica 21mm f/3.4 Super-Elmar-M ASPH

Leica’s best-performing 21mm..

  1. Notes: 21mm f/3.4 Super-Elmar-M ASPH
  2. Distortion: 21mm f/3.4 Super-Elmar-M ASPH

Leica 24mm f/1.4 Summilux-M ASPH

Leica’s fast wide angle..

  1. Distortion: 24mm f/1.4 Summilux-M ASPH
  2. 24/1.4 vs 24/3.8 (M240, Frontlit Bristlecones)
  3. 24/1.4 vs 24/3.8 and Zeiss 25/2 Distagon (M240, Barcroft Green Machine)

Leica 24mm f/3.8 Elmar-M ASPH

Leica’s best-performing 24mm, and with a flat field..

  1. Notes: 24mm f/3.8 Elmar-M ASPH
  2. Distortion: 24mm f/3.8 Elmar-M ASPH
  3. Examples: Leica 24mm f/3.8 Elmar-M ASPH (Yosemite)
  4. Aperture Series: Cabin #9 Exterior
  5. Aperture Series: Deck and Roof (M11 Monochrom)

Leica 28mm f/1.4 Summilux-M ASPH

Leica’s fast 28mm..

  1. Distortion for Leica 28mm f/1.4 Summilux-M ASPH

Leica 28mm f/2 Summicron-M ASPH (pre-2016)

Leica’s widest lens utilizing built-in frame lines..

  1. Distortion: 28mm f/2 Summicron-M ASPH
  2. Examples: Leica 28mm f/2 Summicron-M ASPH
  3. Compared: 28/2 Summicron vs 28/2.8 Elmarit (M9P, Cabin Exterior)
  4. Compared: 28/2 Summicron vs 28/2.8 Elmarit (M9, Death Valley, Leadville)
  5. 28/2.8 vs 28/2 Death Valley Water Tank (M9P)

Leica 28mm f/2 Summicron-M ASPH (2016)

Tweaked 2016 redesign..

  1. Distortion

Leica 28mm f/2.8 Elmarit-M ASPH (2016)

Tweaked 2016 redesign of Leica’s petite performer..

  1. Overview of 28mm f/2.8 Elmarit-M ASPH (2016)
  2. Distortion

Leica 28mm f/2.8 Elmarit-M ASPH (pre-2016)

Leica’s smallest and lightest M lens with superlative performance..

  1. Notes: 28mm f/2.8 Elmarit-M ASPH
  2. Distortion: 28mm f/2.8 Elmarit-M ASPH
  3. Aperture Series: Tile Rooftops Aerial (M9)
  4. Aperture Series: Cell Towers at 10,600' (M240)

Leica 35mm f/1.4 Summilux-M ASPH (2010 FLE)

Leica’s superlative and most natural lens for the M..

  1. Notes: Leica 2010 35mm f/1.4 Summilux-M ASPH
  2. Distortion: 35mm f/1.4 Summilux-M ASPH
  3. Aperture Series: 35/1.4 — Tile Rooftops Aerial
  4. Aperture Series: 35/1.4 — Tile Rooftops Aerial (NEX7)
  5. Compared: 35mm f/1.4 Summilux vs 35/2 Summicron vs Zeiss 35/2 Biogon (M9P, Cabin Sink)
  6. Compared: 35mm f/1.4 Summilux vs 35/2 Summicron vs Zeiss 35/2 Biogon (M9P, Cabin Exterior)
  7. 35/1.4 Summilux vs Zeiss 35/2 Biogon (M240, MTB)
  8. Compared: vs Zeiss ZM 35/2 and Sony 35/2.8 (Sony A7R, Red Barn)

Leica 35mm f/2 APO-Summicron-M ASPH

High performance moderate wide angle..

  1. Distortion for Leica 35mm f/2 APO-Summicron-M ASPH

Leica 35mm f/2 Summicron-M ASPH

Leica’s f/2 35mm for the M..

  1. Distortion: 35mm f/2 Summicron-M ASPH

Leica 35mm f/2.5 Summarit-M

Leica’s Budget 35mm lens..

  1. Distortion: 35mm f/2.5 Summarit-M

Leica M 50mm Lenses

Six models to choose from..

  1. 50mm 4-way Comparison (M240, Wagon)
  2. Compared: Noctilux, Summilux, APO-Summicron, Zeiss Planar (M240, Bristlecone)
  3. Compared: Noctilux, Summilux, APO-Summicron, Zeiss Planar (M240, Tioga Cabin #9 Chair)
  4. Compared: Noctilux, Summilux, APO-Summicron (M240, Green Paint Bldg)
  5. 50 Summilux vs 50 Noctilux (Joshua Tree)

Leica 50mm f/0.95 Noctilux-M ASPH

World’s fastest 50mm full-frame lens..

  1. Distortion: 50/0.95 Noctilux-M ASPH
  2. Leica 50/2 Summicron vs Leica 50/0.95 Noctilux

Leica 50mm f/1.4 Summilux-M ASPH

Leica’s superlative normal lens..

  1. Distortion: 50/1.4 Summilux-M ASPH

Leica 50mm f/1.2 Noctilux-M ASPH

Modern iteration of a classic design..

  1. Distortion for Leica 50mm f/1.2 Noctilux-M ASPH

Leica 50mm f/2 APO-Summicron-M ASPH

High performance but flawed 50mm normal lens..

  1. Notes: 50mm f/2 APO-Summicron-M ASPH
  2. Distortion: 50mm f/2 APO-Summicron-M ASPH

Leica 50mm f/2 Summicron-M

Leica’s compact low-distortion normal lens..

  1. Distortion: 50/2 Summicron-M
  2. Examples: 50/2 Summicron-M

Leica 50mm f/2.5 Summarit-M

Leica’s Budget 50mm lens..

  1. Distortion: 50mm f/2.5 Summarit-M

Leica 75mm f/1.25 Noctilux-M ASPH

Leica’s ultra high grade and ultra fast modern short telephoto..

  1. Distortion

Leica 75mm f/2 APO-Summicron-M ASPH

Leica’s medium tele for Leica M..

  1. Distortion: 75/2 APO-Summicron-M ASPH

Leica 75mm f/2.4 (2.5) Summarit-M

Leica’s budget 75mm medium telephoto..

  1. Distortion: 75mm f/2.4 (2.5) Summarit-M
  2. Aperture Series: Green Barn (M240)

Leica 90mm f/2 APO-Summicron-M ASPH

Leica’s longer tele for Leica M..

  1. Distortion: 90/2 APO-Summicron-M ASPH

Leica 90mm f/2.2 Thambar-M

Leica’s retro telephoto..

  1. Distortion

Leica 90mm f/2.4 (2.5) Summarit-M

Leica’s compact 90mm for the M..

  1. Distortion: 90mm f/2.4 (2.5) Summarit-M

Leica 90mm f/4 Macro-Elmar-M

Diminutive telephoto and macro lens..

  1. Distortion
  2. Aperture Series: Underwood Typewriter

Leica 135mm f/3.4 APO-Telyt-M

Leica’s longest M lens..

  1. Distortion: 135mm f/3.4 APO-Telyt-M

Leica 90mm f/2 APO-Summicron-R ASPH

Compact lens for portraiture or similar..

  1. Distortion: 90/2 APO-Summicron-R ASPH
  2. Shootout vs 90/4 Macro and SL 24-90mm: Cerro Gordo Mining Museum

Leica 100mm f/2.8 APO-Macro-Elmarit-R

Superb all-around macro and general-purpose lens..

  1. Distortion: 100/2.8 APO-Macro-Elmarit-R

Leica 180mm f/2.8 APO-Elmarit-R

World’s best mid-range telephoto lens..

  1. Distortion: 180mm f/2.8 APO-Elmarit-R

Leica 280mm f/4 APO-Telyt-R

Compact and ultra high performance long telephoto..

  1. Distortion: 280/4 APO-Telyt-R
  2. Aperture Series: Telephone Poles and Snowy Peak (M240)

Zeiss ZM 15mm f/2.8 Distagon

Notes and examples..

  1. Distortion: 15mm f/2.8 Distagon

Zeiss ZM 18mm f/4 Distagon

Compact high performance, ultra low distortion..

  1. Notes: Zeiss ZM 18/4 Distagon
  2. Distortion: Zeiss ZM 18/4 Distagon
  3. Examples: Zeiss ZM 18/4 Distagon (Misc)

Zeiss ZM 21mm f/2.8 Biogon

Moderate speed high contrast ultra-wide..

  1. Distortion: Zeiss ZM 21/2.8 Biogon

Zeiss ZM 21mm f/4.5 C-Biogon

Zero distortion ultra-wide..

  1. Distortion: Zeiss ZM 21mm f/4.5 C-Biogon

Zeiss ZM 25mm f/2.8 Biogon

Compact wide angle with brilliant contrast..

  1. Zeiss ZM 25mm f/2.8 Biogon
  2. Distortion: Zeiss ZM 25mm f/2.8 Biogon

Zeiss ZM 28mm f/2.8 C-Biogon

Compact wide angle..

  1. Distortion: Zeiss ZM 28mm f/2.8 C-Biogon

Zeiss ZM 35mm f/1.4 Distagon

Fast and ultra high performance moderate wide angle rangefinder lens..

  1. Zeiss ZM 35mm f/1.4 Zeiss Distagon
  2. Distortion for Zeiss ZM 35/1.4 Distagon
  3. Aperture Series: Granite Glacial Polish to Cloud’s Rest (M240)
  4. 6-way Shootout: ZM 35/1.4 vs 35/2 and 35/2.8, Leica 35/1.4 and 35/2, Voigtlander 35/1.2 (Wyman Cabin, M240)

Zeiss ZM 35mm f/1.4 Distagon on Leica SL

A star performer sets the standard on the SL..

  1. Zeiss ZM 35/1.4 Distagon vs Leica 24-90mm, Fresh June Snowfall on White Mountains (Leica SL)

Zeiss ZM 35mm f/2 Biogon

All around razor sharp performer..

  1. Notes: 35mm f/2 Zeiss ZM Biogon
  2. Distortion: ZM 35mm f/2 Biogon
  3. Zeiss ZM 35/2 Biogon vs Leica 35/1.4 FLE (Dolls, Focus adjusted Biogon)

Zeiss ZM 35mm f/2.8 C-Biogon

Ultra compact high performance moderate wide angle rangefinder lens..

  1. Distortion for ZM 35mm f/2.8 C-Biogon

Zeiss ZM 50mm f/2 Planar

Pleasing and relatively inexpensive normal lens.

  1. Distortion: ZM 50mm f/2 Planar

Zeiss ZM 85mm f/2 Sonnar

Ultra high performance (discontinued).

  1. Distortion for ZM 85/2 Sonnar

Zeiss ZM 85mm f/4 Tele-Tessar

Compact high performance medium telephoto..

  1. Distortion for ZM 85/4 Tele-Tessar

Voigtlander M Nokton 21mm f/1.4

Fast high performance wide angle..

  1. Distortion for Voigtlander M Nokton 21mm f/1.4

Voigtlander Ultron 21mm f/1.8

Fast high performance wide angle..

  1. Compared: vs Leica 21/3.4 SEM and Voigtlander 21/4 (M240, Wyman Cabin Interior)

ALLVIEW Cameras

ARCHIVAL MATERIAL. Terrific backup bodies or even primary body for M-mount lenses..

  1. Ricoh GXR with A12 M Mount Unit


Blog posts, reverse chronological

2024

2024-03-26 Will the New Sigma FE 50/1.2 DG DN Art Outperform the Leica 50/1.4 Summilux-SL ASPH and Sony 50/1.2 GM?

2024-03-24 Leica’s Dumbed-Down Lens Documentation: Distortion and Distortion Correction Absent

2024-03-21 Leica 50mm f/2 Summicron-SL ASPH: Distortion and Distortion Correction

2024-03-20 Leica 35mm f/2 Summicron-SL ASPH: Distortion and Distortion Correction — Most Pathetic 35mm Optical Design EVER?

2024-03-07 Leica 21mm f/2 Super-APO-Summicron-SL: Introduction and Comments

2024-02-20 Venus Optics Laowa 10mm f/2.8 for Sony FE and Nikon Z, Canon RF, L-Mount

2024-02-15 Nikkor Z MC 105mm f/2.8 S VR Macro: Distortion and Distortion Correction

2023

2023-11-07 Sony FE 16-35mm f/2.8 GM II: Distortion Corrected vs Uncorrected at 16mm, 24mm, 35mm

2023-09-29 Fujifilm GF 55mm f/1.7: Distortion and Distortion Correction

2023-09-18 Reader Comments: Fujifilm GF 55mm f/1.7

2023-09-12 Fujifilm GF 30mm f/5.6 TS and Fujifilm GF 110mm f/5.6 TS: How Useful are the Tilt/Shift Functions?

2023-09-12 NEW! Sony FE 16-35mm f/2.8 GM II

2023-05-29 Reader Comment: Adobe Camera Raw Mandatory Lens Corrections for Distortion/Vignetting Depends Arbitrarily on Camera Model

2023-05-28 Nikon Continues to Make Misleading Claims about Optical Distortion In Its Lenses

2023-05-24 New! Leica Q3 with the Same Extreme-Barrel-Distortion Lens

2023-05-09 Voigtlander M 21mm f/1.4 Aspherical Examples: Distortion and Vignetting

2023-04-24 Sony FE 24-70mm f/2.8 GM II Distortion at 24mm, 34mm, 50mm, 62mm

2023-04-11 Zeiss Loxia 21mm f/2.8 Distagon: Distortion Corrected vs Uncorrected

2023-04-11 Sony FE 20mm f/1.8 G: Distortion Corrected vs Uncorrected

2023-03-20 Adobe Camera Raw Still Lacks Distortion Correction for Sony FE 20-70mm f/4 G

2023-03-07 Sony FE 20-70mm f/4G: Assessing Distortion at 20mm, 24mm, 35mm, 50mm, 65mm

2023-03-07 Sony FE 20-70mm f/4G: Fun-House-Mirror Distortion, as Expected

2023-01-17 Sony FE 20-70mm f/4G: Appealing Zoom Range, How Good Will It Be?

2022

2022-12-02 Fujifilm GF 20-35mm f/4 Distortion Evaluation from 20mm to 35mm

2022-09-08 Available Oct 6: Fujifilm GF 20-35mm f/4 R WR

2022-04-27 Sony FE 24-70mm f/2.8 GM II: Unprecedented Performance in a Mid-Range Zoom?

2022-03-04 Distortion and Distortion Correction for Fujifilm GF 80mm f/1.7, Fujifilm GF 45mm f/2.8, Fujifilm GF 32-64mm f/4

2022-03-04 Venus Optics Laowa GFX 17mm f/4 Zero-D for Fujifilm Medium Format

2022-03-02 Fujifilm GF 32-64mm f/4 Distortion and Distortion Correction

2022-02-25 Fujifilm GF 35-70mm f/4.5-5.6 Distortion and Distortion Correction

2022-02-22 Fujifilm GF 50mm f/3.5: Distortion Correction Degrades Crispness Noticeably

2022-02-17 Fujifilm GFX100S: Which Mid-Range Lenses?

2022-01-20 Leica M11 Electronic Shutter: what is the Sensor Readout Transit Time?

2022-01-17 Adobe Camera Raw, PhaseOne C1Pro: Broken Distortion Correction of Leica M11 DNG

2021

2021-12-12 Interest in Nikon Z9 and the Newer Nikon NIKKOR Z Lenses? (UPDATED with reader comments)

2021-10-31 Canon RF 15-35mm f/2.8L, Canon RF 14-35mm f/4L , Canon RF 24-70mm f/2.8L Distortion Correction

2021-09-23 Video with Peter Karbe on how Leica designs and builds its Leica SL lenses 📹

2021-09-09 Sigma Releases Two More DG DN Contemporary Lenses for Sony mirrorless, Leica L-Mount

2021-09-04 Leica 35mm f/2 APO-Summicron-SL ASPH, Initial Impression

2021-09-04 Reader Comment: Fujifilm GFX50S II for Monochrome Conversion and Infrared as Companion Camera to Fujifilm GFX100S?

2021-09-03 Leica 28mm f/2 APO-Summicron-SL ASPH: Distortion and Distortion Correction

2021-07-09 Sony FE 14mm f/1.8 GM vs Sony FE 12-24mm f/2.8 GM: Distortion and Distortion Correction

2021-07-09 Sony FE 14mm f/1.8 GM, Sony FE 35mm f/1.4 GM: Distortion and Distortion Correction

2021-05-04 With Newer-Model Cameras, Adobe Camera Raw Allows Distortion Correction, Color Fringing, Vignetting Corrections to be Controlled

2021-05-02 Fujifilm GFX100S + Fujifilm GF 30mm f/3.5: Optical Distortion

2021-05-02 Voigtlander FE 35mm f/2 APO-Lanthar Aspherical: Distortion

2021-04-25 Sigma FE 35mm f/2 DG DN Contemporary: Impact of Distortion Correction

2021-04-24 Sigma FE 35mm f/2 DG DN Contemporary: Distortion

2021-04-24 Reader Question on Sigma FE 85mm f/1.4 DG DN: Sharpness and Distortion, Which 85mm Lens?

2021-04-01 Sony FE 24mm f/2.8G Aperture Series: Fenceline

2021-03-29 Sony FE 24mm f/2.8G: for Best Results, Understand the Optical Behaviors (Aperture Series: Deck Planks)

2021-03-26 Voigtlander FE 50mm f/2 APO-Lanthar Aspherical: Distortion Correction

2021-03-24 Sony FE 24mm f/2.8 G: Distortion and Distortion Correction

2021-03-10 Adobe Camera Raw “Super Resolution” Mode Added to Enhance Details — Unacceptable Digital Artifacts

2021-02-26 Voigtlander FE 35mm f/2 APO-Lanthar vs Sony FE 35mm f/1.4 GM

2020

2020-11-04 Sigma FE 85mm f/1.4 DG DN Art Aperture Series: Last Yellow Aspen at Edge Of Beaver Pond

2020-10-14 Nikon Z7 II Narrows the Gap with Last Year’s Cameras

2020-09-30 Sony FE 12-24mm f/2.8 GM Distortion Examples, Uncorrected vs Distortion Correction

2020-09-22 Looks Like the Eastern Sierra Fall Color Season is Toast

2020-09-11 Sigma FE 85mm f/1.4 DG DN Art: Micro Contrast, Moiré, Color Aliasing with/without Pixel Shift and Distortion Correction

2020-09-11 Sigma FE 85mm f/1.4 DG DN Art: Hideous Pincushion Distortion and Its Effects on Micro Contrast

2020-08-29 Nikon NIKKOR Z 20mm f/1.8 S: Assessing Sharpness Losses from Mandated Distortion Correction

2020-07-21 Pancake Zoom: the Nikon Nikkor Z 24-50mm f/4-6.3

2020-07-07 Sony FE 12-24mm f/2.8 GM: will it be the ultra wide zoom I’ve been hankering for?

2020-06-14 Distortion and Distortion Correction for Hasselblad XCD 65mm f/2.8, Hasselblad XCD 80mm f/1.9, Hasselblad XCD 135mm f/2.8, Hasselblad XCD 35-75mm f/3.5-4.5

2019

2019-09-20 Sony 16-35mm f/2.8 GM Aperture Series @ 35mm: Mosaic (Sony A7R IV)

2019-09-16 Sigma 35mm f/1.2 DG DN Art Aperture Series: Effects of Distortion Correction

2019-09-01 Reader Question: Considering Focus Breathing Performance for Focus Stacking When Choosing a Lens

2019-07-26 Fujifilm GFX100 BUG: Sets Mandatory Lens Correction Profile for Unknown Lenses

2019-06-20 Nikon NIKKOR Z 14-30mm f/4 S Distortion at 14mm, 19.5mm, 30mm

2019-05-21 Nikon NIKKOR Z 24-70mm f/2.8 S Aperture Series @ 28mm, 35mm, 50mm: Mosaic (Nikon Z7)

2019-05-20 Nikon NIKKOR Z 24-70mm f/2.8 S Aperture Series @ 24mm: Mosaic (Nikon Z7)

2019-05-20 Nikon NIKKOR Z 24-70mm f/2.8 S Aperture Series @ 70mm: Mosaic (Nikon Z7)

2019-05-12 Sharpness and Micro Contrast Losses from Mandatory Distortion Correction with the Nikon NIKKOR Z 24-70mm f/2.8 S

2019-04-21 Panasonic LUMIX S PRO 50mm f/1.4: How Distortion Correction Affects Sharpness in both Single Shot and Multi Shot High Res Mode

2019-04-20 Leica 16-35mm f/3.5-4.5 Super-Vario-Elmar-SL ASPH: Assessing Distortion at 16mm, 25mm, 28mm, 35mm, plus MTF

2019-04-19 Leica 50mm f/1.4 Summilux-SL ASPH: Sharpness Losses from Distortion Correction

2019-04-06 Panasonic LUMIX S 24-105mm f/4 Macro OIS: Evaluating Distortion and the Effects of Distortion Correction

2019-04-06 Zeiss Batis 85mm f/1.8: the Negative Sharpness and Micro Contrast Effects of Correcting nearly 3% Pincushion Distortion

2019-03-07 Leica Q2 Announced, a Few Comments

2018

2018-09-27 Zeiss Batis 40mm f/2: Data Sheets Continue to Omit Optical Distortion, Showing Only Corrected Distortion

2018-03-13 Venus Optics Laowa 12mm f/2.8 Zero-D: Three Aperture Series + Distortion Explained

2018-02-22 Venus Optics Laowa 12mm f/2.8 Zero-D Aperture Series: Milling Lathe

2018-01-28 Sony A7R III Pixel Shift: How Distortion Correction Affects Micro Contrast and Sharpness with Sony 24-105/4G OSS @ 105mm

2018-01-28 Sony A7R III Pixel Shift: How Distortion Correction Affects Micro Contrast and Sharpness with Sony 24-105/4G OSS @ 24mm

2018-01-20 Working on Sony FE 24-105mm f/4 G OSS

2017

2017-10-18 Zeiss Milvus 25mm f/1.4: MTF, Distortion, Vignetting

2017-07-24 Sony 12-24mm f/4G Aperture Series @ 12mm: Pescadero Creek, Upstream (Sony A7R II)

2017-07-23 Sony 12-24mm f/4G Distortion: Uncorrected vs Corrected

2017-07-11 Sony FE 12-24mm f/4 G: Aperture Series at 17mm and 24mm (Mosaic)

2017-07-10 Sony FE 12-24mm f/4 G: Aperture Series at 12mm (Mosaic)

2017-07-07 Sony FE 12-24mm f/4 G: Might Have Serious Drawbacks

2017-04-11 Fujifilm GF 63mm f/2.8 Distortion Example

2017-01-12 Hasselblad X1D-50C vs Fujifilm GFX-50S Lens Lineup (UPDATED 13 Jan)

2016

2016-12-18 Zeiss Milvus 18mm f/2.8 Aperture Series: Frosty Wood Round

2016-12-15 Reader Comments: Stitching and Panoramas

2016-12-08 Zeiss Milvus 18mm f/2.8: Full MTF Series from f/2.8 through f/16

2016-10-18 Canon 16-35mm f/2.8L III

2016-09-19 Sigma 12-24mm f/4 DG HSM Art in Nikon, Canon, Sigma SA Mount

2016-09-08 Zeiss Announces ALL NEW Milvus 18mm f/2.8 for Nikon and Canon DSLRs

2016-06-17 Leica SL a Replacement for M240 when Shooting M lenses?

2016-05-13 Voigtlander 10mm f/5.6 for Sony E: Maxed-Out Field of View, Rectilinear Design

2016-05-12 Reviewed: Voigtlander Super Wide-Heliar 15mm f/4.5 Aspherical III for Sony E: Aperture Series from f/4.5 - f/11: Mosaic

2016-04-26 Sony G Master 24-70mm f/2.8 GM Distortion Examples, Uncorrected vs Corrected

2016-04-20 Optical Distortion: Zeiss Batis 18mm f/2.8 and Voigtlander 15mm f/4.5 for Sony Mirrorless

2016-04-14 Zeiss Batis 18mm f/2.8 Distagon: Data Sheet Confusing Because Distortion Graph is Software-Corrected (only)

2016-04-14 REVIEWED in Depth: the NEW Zeiss Batis 18mm f/2.8 Distagon

2016-01-23 Reflecting on the Ricoh GR

2016-01-01 Sony RX1R II Distortion

2015

2015-12-20 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Distortion examples, Uncorrected and Corrected

2015-10-22 The Irrational Aim of f/1.4 Lenses

2015-07-19 Leica Q: Really not a 24MP Camera and not a 28mm Lens (in effect)

2015-07-06 Canon 5DS R: Corrections for Color Fringing More Important than at Lower Resolution

2015-07-03 Leica Q: Initial Review Coverage

2015-06-13 Sony FE 28mm f/2 Aperture Series: Gnarled Stump in Snowstorm, Hoover Wilderness (Sony A7R)

2015-06-10 Announced: Sony RX10 Mark II, Sony RX100 Mark IV

2015-05-26 Sony FE 28mm f/2 Aperture Series: Knobby Boulder in Creek (Sony A7R)

2015-05-26 Sony FE 28mm f/2: Strong Distortion and How Correcting it Damages Sharpness

2015-04-29 Zeiss Batis 85mm f/1.8 Sonnar: MTF Series from f/1.8 - f/16 + Distortion

2015-04-29 Zeiss Batis 25mm f/2 Distagon: MTF Series from f/2 - f/16 + Distortion

2015-04-22 Zeiss Announces 'Batis' line: Zeiss Batis 25mm f/2 Distagon and Zeiss Batis 85mm f/1.8 Sonnar

2015-03-27 Sigma 24mm f/1.4 DG HSM Art: Vignetting and Distortion

2015-02-09 Sigma Announces 24mm f/1.4 DG HSM A Lens for DSLRs, Joining its Superb 35mm and 50mm Siblings

2015-02-05 Canon 11-24mm f/4L USM Ultra Wide Zoom

2014

2014-11-29 Sony FE 16-35mm f/4: Distortion at 16mm, 20/21mm, 24mm, 28mm, 35mm

2014-10-15 Nikon 20mm f/1.8G ED: Distortion

2014-06-10 Zeiss ZF.2 / ZE Distortion: 15/2.8, 18/3.5, 21/2.8 Distagons

2014-05-30 Nikon 58mm f/1.4G: Distortion Uncorrected and Corrected

2014-04-10 Sigma 50mm f/1.4 DG HSM 'Art' (for Canon, Nikon, etc)

2014-03-26 Leica 16-18-21mm f/4 Tri-Elmar-M ASPH: Field of View, Distortion, MTF

2014-02-16 Sony FE 24-70mm f/4 OSS Vario-Tessar: Aperture Series at 43mm, 70mm + Distortion and Color Fringing at 43mm, 70mm

2014-02-10 Sony FE 24-70mm f/4 OSS Vario-Tessar: Distortion and Color Fringing at 24mm

2014-01-22 Sigma 50mm f/1.4 DG HSM 'Art' (for Canon, Nikon, etc)

2014-01-06 Sigma 50mm f/1.4 DG HSM 'Art' (for Canon, Nikon, etc)

2013

2013-09-03 Sony RX1R: Correcting Lens Distortion

2013-05-18 Zeiss Touit 32mm f/1.8 Planar: MTF and Distortion and Vignetting Charts (for Sony NEX + Fuji X)

2013-05-17 Zeiss Touit 12mm f/2.8 Distagon: MTF and Distortion and Vignetting Charts (for Sony NEX + Fuji X)

2013-05-11 Zeiss Touit 32mm f/1.8 Planar: Correcting Distortion in Adobe Camera Raw

2013-05-10 Zeiss Touit 32mm f/1.8 Planar: Distortion Correction in JPEG, vs RAW

2013-05-10 Zeiss Touit 12mm f/2.8 Distagon: Distortion Correction in JPEG, vs RAW

2013-05-04 Lens Corrections for Native Lenses on Sony NEX and Fuji X

2013-02-23 On the Way: Zeiss 135mm f/2 APO Sonnar

2012

2012-12-15 Sony RX1: Aperture Series, Distortion Correction

2012-12-11 Nikon 70-200mm f/4G ED VR Distortion

2012-10-08 Zeiss UP Line of Ultra Performance Lenses for Nikon and Canon

2012-09-09 Sony RX100: DXO Optics Pro vs ACR

2012-09-09 Sony RX100: Adobe Camera RAW 7.2 RC Distortion Correction = FORCED ON

2012-04-25 RAW vs JPEG on the Fuji X-Pro1 from f/1.4 through f/16

2012-03-16 New ZEISS 15mm f/2.8 Distagon T* Ultra Wide Angle Lens

2011

2011-12-13 Adobe Camera Raw (ACR) Now Supports the Fuji X10, But Sharpening Problematic

2011-12-13 Adobe Camera Raw (ACR) Always Corrects Distortion With Some Cameras

2011-11-01 Leica 21mm f/3.4 Super-Elmar-M ASPH for Leica M9 On The Way For Testing

2011-10-27 Leica 30mm f/2.8 Elmarit-S ASPH for Leica S2 Medium Format

2011-10-26 Zeiss 25mm f/2 Distagon Announced

2011-06-04 Fuji Finepix X100 — Lens Distortion

2011-01-14 Zeiss 35mm f/1.4 Distagon MTF, distortion, vignetting

2010

2010-11-13 Nikon 24-120mm f/4G VR comments

2009

2009-12-09 Carl Zeiss announces Zeiss ZE 50mm f/2 and Zeiss ZE 100mm f/2 Makro-Planar for Canon EOS

2009-10-12 Carl Zeiss on lens distortion

2009-09-11 Canon TS-E 24/3.5L II distortion

2008

2008-07-07 Zeiss ZF 18mm f/3.5 Distagon MTF, Distortion, etc

2008-03-30 Atmospheric distortion

2008-02-15 Lens distortion

2007

2007-09-17 Zeiss ZF 28mm f/2 Distagon announced

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$200 Leica BP-SCL6 Lithium-Ion Battery (8.4V, 2200mAh) BACK IN STOCK in Accessories: Batteries and Power
$85 Cambo AC-785 ACTUS Bayonet Kit for Leica M Mount Body BACK IN STOCK in All Other Categories
$435 Cambo ACB-RZ Lensplate with Mamiya RB/RZ Bayonet Mount BACK IN STOCK in All Other Categories
$450 Leica M-Adapter L BACK IN STOCK in Lens Accessories

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