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Sigma SD1 Merrill

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

Nikon D850

The best becomes better..

Nikon D800E

36 megapixels in a compact full-frame DSLR..

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..

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..

Nikon 19mm f/4E ED PC-E

Ultra wide tilt/shift lens.

Landscape Photography at Wide Apertures

Escape the banale postcard look by shooting landscapes at f/1.4 or f/0.95..

Pentax SMCP-FA 43mm f/1.9 Limited

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

Pentax HD DA Limited 40mm f/2.8

APS-C slightly tele normal lens equivalent to 60mm on full-frame..

Canon 24mm f/2.8 IS USM

Canon’s compact high-performance 24mm prime..

Canon 40mm f/2.8 STM

Canon’s tiny and lovely pancake lens..

Canon 50mm Lenses

Is Canon’s f/1.2 lens really better than an inexpensive f/1.4 or f/1.8?.

Canon 35mm f/1.4L II

Canon’s updated fast 35mm prime, evaluated on Canon 5DS R..

Canon 35mm f/2 IS

Canon’s image stabilized 35mm..

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

Tamron’s ultra wide to medium fast zoom..

Sigma 12-24mm f/4 DG HSM Art

Fast constant-aperture ultrawide zoom..

Sigma 14-24mm f/2.8 DG HSM Art

Superwide optimized zoom lens..

Sigma 24-35mm f/2 DG HSM Art

Mid-range optimized groundbreaking f/2 zoom..

Sigma 14mm f/1.8 DG HSM Art

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

Sigma 20mm f/1.4 DG HSM Art

The fastest extreme wide angle yet..

Sigma 24mm f/1.4 DG HSM Art

Sigma’s fast high performance wide angle..

Sigma 35mm f/1.4 DG HSM Art

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

Sigma 50mm f/1.4 DG HSM Art

Sigma’s fast high performance normal lens..

Sigma 135mm f/1.8 DG HSM Art

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

Schneider PC-TS Super-Angulon 28mm f/4.5 HM Aspheric

Wide angle tilt/shift lens at 28mm..

Sigma 50mm f/1.4 EX DG HSM on Canon EOS 1Ds Mark III

The Sigma 50mm f/1.4 is a worthy contender in the crowded 50mm area. See how it performs compared to the Canon EF 50/1.4 and EF 50/1.2L..

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!.

Nikon 50mm f/1.2 AIS

Nikon’s classic high speed normal lens.

Nikon AF-S Nikkor 50mm f/1.4G

Nikon’s latest 50mm lens compared with the Zeiss ZF 50/1.4, Nikon 50/1.4D and Sigma 50/1.4..

Nikon AF-S Nikkor 50mm f/1.8G

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

Nikon AF-S Nikkor 58mm f/1.4G

Nikon’s High performance normal lens.

Canon 24mm f/1.4L II

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

Nikon AF-S Nikkor 20mm f/1.8G

Nikon’s fast ultra wide angle..

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

Versatile image-stabilized mid-range zoom..

Nikon AF-S Nikkor 24mm f/1.8G

Versatile autofocus wide angle..

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..

Nikon AF-S 60mm f/2.8G Macro

Comparing the new Nikon 60mm to its predecessors, and the Coastal Optics 60/4 APO..

Coastal Optics 60mm f/4 UV-VIS-IR APO Macro

A superlative multi-spectral lens with perfect color correction..

Canon 16-35mm f/2.8L III

Is the 3rd time the charm?.

Canon 16-35mm f/4L IS

Canon’s compact image stabilized wide angle zoom..

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

Canon’s premium mid-range zooms..

Nikon AF-S 28mm f/1.8G

A fast moderate wide angle lens with some practical difficulties..

Nikon AF-S 35mm f/1.4G

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

Nikon AF-S 35mm f/1.8G

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

Nikon AF-S 105mm f/1.4E ED

Nikon’s best-ever f/1.4 lens?.

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

Relatively compact super-telephoto zoom..

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..

Canon-Wide Angle Prime Lenses

Comparing the 16-35mm f/2.8L II to most of Canon’s wide angle prime lenses. Optical performance, ergonomics, focus, build quality..

Nikon AF-S 14-24mm f/2.8G ED

Nikon’s ultra wide angle zoom and the Nikon 14mm f/2.8, critical focus shift behavior..

Hartblei 40/80/120mm SuperRotators

Medium format Zeiss glass in Hartblei precision tilt/shift lens barrels!.

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..

Sony FE 28mm f/2

Fast wide angle..

Sony FE 35mm f/1.4 Distagon ZA

Fast and gorgeous moderate wide angle Zeiss design..

Sony FE 35mm f/2.8 ZA Sonnar

Compact moderate wide angle for Sony mirrorless..

Sony FE 55mm f/1.8 ZA Sonnar

Compact normal lens for full-frame Sony mirrorless..

Sony FE 16-35mm f/2.8 GM

Pro-grade f/2.8 wide angle zoom..

Sony FE 24-70mm f/2.8 GM

Premiere mid-range zoom for Sony full frame mirrorless.

Sony FE 24-105mm f/4 G OSS

Wide angle to telephoto zoom with optical stabilization..

Venus Optics Laowa 12mm f/2.8 Zero-D

Extreme wide angle with 'zero distortion'..

Samyang FE 14mm f/2.8

Ultra wide angle lens adapted from DSLR, native E-mount, all manual..

Samyang FE 24mm T/1.5

Wide angle lens adapted from DSLR, native E-mount, all manual..

Leica M Lenses on Olympus OM-D E-M5

Does pricey M glass deliver on mirrorless?.

Nikon Coolpix A

Fixed 28mm lens with APS-C sensor free of anti-aliasing blur with wonderful color..

Ricoh GR

Razor sharp 28mm lens on APS-C sensor and outstanding usability and features..

Sony Cybershot DSC-RX1 / RX1R

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

Olympus Zuiko 12-40mm f/2.8 PRO Zoom

A high performance mid-range zoom..

Olympus M.Zuiko 17mm f/1.8

A fast moderate wide angle..

Olympus M.ZUIKO DIGITAL 60mm f/2.8 ED Macro

Native Micro Four Thirds macro lens..

Panasonic Leica DG Vario-Elmarit 8-18mm f/2.8-4 ASPH

Compact wide angle equivalent to 16-36mm..

Panasonic Leica Summilux 12mm f/1.4 ASPH

Fast, bright and well corrected wide angle..

Panasonic Leica DG Summilux 25mm f/1.4 ASPH Micro 4/3

A fast and lovely 'normal' lens (50mm equiv) for Micro 4/3..

Comparisons across format.

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

Zeiss 24mm f/1.8 for Sony NEX

Moderate wide angle for Sony NEX..

Metabones SpeedBooster for Sony NEX

Use DSLR lenses at ~native focal length, and gain a stop of speed..

Zeiss Loxia 21mm f/2.8 Distagon

Outstanding ultra wide angle performer..

Zeiss Loxia 25mm f/2.4 Distagon

Outstanding wide angle, superb performer..

Zeiss Loxia 35mm f/2 Biogon

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

Zeiss Loxia 50mm f/2 Planar

Manual focus normal lens for full-frame mirrorless..

Zeiss Batis 18mm f/2.8 Distagon

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

Zeiss Touit 12mm f/2.8 Distagon

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

Zeiss Touit 32mm f/1.8 Planar

Normal lens for Sony NEX or Fujifilm X..

Zeiss Touit 50mm f/2.8M

Moderate telephoto macro lens for Sony NEX or Fujifilm X. Useful on full frame too!.

Sigma DP1 Merrill

28mm f/2.8 equivalent lens on APS-C sensor..

Milvus 15mm f/2.8

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

Milvus 25mm f/1.4

Highest performing 25mm from Zeiss ever..

Milvus 135mm f/2

On 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..

Optical Performance

Sharpness and rendering..

15mm f/2.8 Distagon

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

18mm f/3.5 Distagon

A brilliant, but also colorful character..

21mm f/2.8 Distagon

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

25mm f/2 Distagon

Ultra high performance with a fast aperture..

25mm f/2.8 Distagon

A gem with unusual close-focus..

28mm f/2 Distagon

An artist’s drawing tool..

35mm f/1.4 Distagon

Strokes of a master..

50/1.4 Planar vs 50/2 Makro-Planar

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

50mm f/2 Makro-Planar

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

Otus 28mm f/1.4 APO-Distagon

Fast high performance APO wide angle..

Otus 55mm f/1.4 APO-Distagon

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

Otus 55mm f/1.4 APO-Distagon Rendering Style

Rendering style, bokeh and beauty..

Otus 85mm f/1.4 APO-Planar

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

Otus 85mm f/1.4 APO-Planar Rendering Style

Rendering style, bokeh and 'transparency' without peer..

100mm f/2 Makro-Planar

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

135mm f/2 APO-Sonnar

Beautiful bokeh, razor sharp, superb color correction..

Leica M10

Leica M mount in slim body with SL-type sensor..

Leica M Typ 240 Compared To Full Frame Cameras

Relative sharpness and performance across cameras..

Leica M Monochrom In the Field

Field shooting the Leica MM, and comparisons..

Considerations in choosing a lens.

Focal lengths, color, weight and travel considerations. [relevant, but dated/old material].

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

Leica’s ultra wide angle zoom lens..

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

Leica’s widest prime lens..

Leica 21mm f/1.4 Summilux-M ASPH

Leica’s fastest and widest lens..

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

Leica’s best-performing 21mm..

Leica 24mm f/1.4 Summilux-M ASPH

Leica’s fast wide angle..

Leica 24mm f/2.8 Elmarit-M ASPH

A discontinued but excellent 24mm..

Leica 24mm f/3.8 Elmar-M ASPH

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

Leica 28mm f/1.4 Summilux-M ASPH

Leica’s fast 28mm..

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

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

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

Tweaked 2016 redesign..

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

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

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

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

Leica 35mm f/2 Summicron-M ASPH

Leica’s f/2 35mm for the M..

Leica M 50mm Lenses

Six models to choose from..

Leica 50mm f/0.95 Noctilux-M ASPH

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

Leica 50mm f/1.4 Summilux-M ASPH

Leica’s superlative normal lens..

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

The world’s best 50mm lens is outstanding, but with some limits..

Leica 50mm f/2 Summicron-M

Leica’s compact low-distortion normal lens..

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

Leica’s medium tele for Leica M..

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

Leica’s compact 90mm for the M..

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

Compact lens for portraiture or similar..

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

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

Zeiss ZM 15mm f/2.8 Distagon

Notes and examples..

Zeiss ZM 35mm f/1.4 Distagon

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

Zeiss ZM 35mm f/2 Biogon

All around razor sharp performer..

Zeiss ZM 50mm f/2 Planar

Pleasing and relatively inexpensive normal lens.

Voigtlander Ultron 21mm f/1.8

Fast high performance wide angle..

Voigtlander M 50mm f/1.1

A slightly slower, but smaller and lighter alternative to the Noctilux, at 1/10 the price..

ALLVIEW Cameras

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


Blog posts

2017

2017-10-12 Nikon D850: Mine Also Has a Problematic Flange Focal Distance (way past infinity mark).

2015

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Field Curvature Assessment

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

2015-04-07 Canon 24mm f/1.4L II: Field Curvature (Metreon)

2014

2014-07-30 Sigma 50mm f/1.4 DG HSM A vs Nikon 50/1.4G and 50/1.8G (Nikon D810)

2014-07-24 A conversation with Ming Thein on the Pentax 645Z and Nikon D810 and More

2013

2013-08-03 Leica 35mm f/1.4 Summilux-M ASPH: Field Curvature and Focus Shift on a Planar Subject

2013-08-01 Field Curvature of the Zeiss 15mm f/2.8 Distagon with Focus Bracketing

2013-07-25 MTF vs Field Curvature and Tips for Optimizing Focus

2013-07-13 Field Curvature with the Leica 50mm f/0.95 Noctilux-M ASPH

2013-06-28 Leica 50mm f/2 APO-Summicron-M ASPH vs 50mm f/0.95 Noctilux-M ASPH

2013-05-28 Zeiss Touit 12mm f/2.8 Distagon: Field Curvature

2013-05-23 Zeiss Touit 32mm f/1.8 Planar: Reader Question on Field Curvature (and field curvature in general)

2013-04-26 Zeiss 15mm f/2.8 Distagon: Field Curvature, MTF, Focus (Mosaic)

2013-01-16 Reader Comment: Field Curvature

2013-01-15 Zeiss 15mm f/2.8 Distagon: Field Curvature, MTF, Focus (Mosaic)

2012

2012-11-17 Olympus Zuiko 60mm f/2.8 ED Macro — Confirming Field Curvature In the Field

2012-11-14 Olympus Zuiko 60mm f/2.8 ED Macro — Field Curvature Assessment

2012-09-04 Canon 24mm f/2.8 IS: Field Curvature and Color Fringing Study

2012-07-18 Zeiss 25mm f/2 Distagon Field Curvature Study (Yosemite, Tioga)

2012-02-07 Nikon D800 / D800E — Lens Requirements for 36 Megapixels

2011

2011-11-21 Supposing a 36 Megapixel Nikon DSLR Arrives... What About Lenses and Technique?

2011-03-20 Comparison and Analysis of Field Curvature for Zeiss 35mm f/1.4 Distagon

2009

2009-01-31 Comparing lenses — field curvature

2009-01-17 Canon 5D Mark II and optics

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