Bokeh and Blur
How a lens blurs when out of focus is a Big Deal..
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2021-01-25 Leica 50mm f/2 APO-Summicron-M ASPH: Has Its Flare Control Been Improved after Six Years?
2021-01-25 Leica 28mm f/1.4 Summilux-M ASPH: Flare Behaviors
2020-06-10 Hasselblad XCD 35-75mm f/3.5-4.5: Veiling Flare with the Sun Outside the Frame
2019-09-06 Sigma 14-24mm F/2.8 DG DN Art: Evaluating Flare Control
2019-04-25 Leica 16-35mm f/3.5-4.5 Elmarit-SL ASPH: Severe Flare Issues on Panasonic S1R
2018-05-25 Sigma 105mm f/1.4 DG HSM Art
2017-11-01 Nikon D850: Flange Focal Distance is WAY Off (2nd Sample)
2017-10-25 Zeiss Milvus 25mm f/1.4 Aperture Series:Flare with Sun Just Out of the Frame
2017-09-01 Voigtlander 65mm f/2 Macro APO-Lanthar Aperture Series: Sunstars and Flare (Sunstar Palm)
See also 2 pages at windinmyface.com
2020-10-10 Hypothesis: Could COVID-19 Provoke a Flare-Up of Epstein Barr Virus?
How a lens blurs when out of focus is a Big Deal..
Getting peak performance from your lens.
Understanding resolution and contrast graphs..
How to verify a good sample and assess all aspects of lens performance..
Pros and cons of using a polarizer..
Fast apochromatic prime lens for L-Mount cameras..
Fast short telephoto lens for L-Mount cameras..
Ultra wide angle premium zoom lens relying on distortion correction..
Compact fisheye zoom..
Nikon’s bread and butter telephoto zoom.
Ultra fast 200mm with gorgeous bokeh and high resolving power..
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..
Very compact ultra wide angle..
Ultra compact normal lens..
Normal lens..
Ultra wide angle tilt shift with tremendous versatility.
Canon TS-E 24mm f/3.5L II.
Medium-long telephoto tilt/shift lens.
Ultra wide tilt/shift lens.
[Older material, but still relevant]. Shift lens performance of Nikon/Canon/Schneider/Olympus on various cameras..
[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..
All-new high performance design..
APS-C mid-range zoom equivalent to 30-60mm on full-frame..
APS-C slightly tele normal lens equivalent to 60mm on full-frame..
Canon’s updated fast 35mm prime, evaluated on Canon 5DS R..
Fast constant-aperture ultrawide zoom..
Mid-range optimized groundbreaking f/2 zoom..
Sigma’s fast high performance wide angle..
Extraordinary optical efforts for outstanding performance..
Sigma’s fast and affordable moderate excellent wide angle..
Extraordinary optical efforts for outstanding performance..
Sigma’s fast high performance normal lens..
Sigma’s best portrait lens..
Extraordinary optical efforts for class-leading performance?.
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..
Nikon’s latest wide range zoom with vibration reduction and fixed f/4 aperture..
Nikon’s latest 50mm lens compared with the Zeiss ZF 50/1.4, Nikon 50/1.4D and Sigma 50/1.4..
Nikon’s High performance normal lens.
State of the art design in a fast ultra wide angle lens..
Nikon’s fast ultra wide angle..
Versatile autofocus wide angle..
Extreme wide angle zoom..
Is the 3rd time the charm?.
Canon’s compact image stabilized wide angle zoom..
State of the art design in a fast 85mm lens..
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..
A helmet-mountable HD video camera for sports or action or underwater..
Articles written for MediumFormat.com..
Image quality assessments..
Ultra wide angle equivalent to 19mm f/3.3. .
Mid-range zoom lens equivalent to 26-53mm f/3.3..
Moderate wide angle equivalent to 37mm f/2.3..
High performance moderate wide angle.
High performance all-arounder macro lens.
Mirrorless large format with leaf shutter lenses, 2nd generation..
25mm equivalent..
Normal lens equivqlent to 53mm..
A variety of 645 lens tests on the 645D.
Unique challenges of digital infrared..
How Canon lenses perform for infrared use..
Outstanding build and optical quality across a wide range of focal lengths..
Milvus garb for the venerable 15/2.8 Distagon, with improved lens coating..
The classic 21/2.8 Distagon improved..
Highest performing 25mm from Zeiss ever..
Outstanding build and optical quality in a normal lens..
Outstanding build and optical quality in a medium tele..
Sharpness and rendering..
Ultra high performance in an extreme wild wide angle lens..
A brilliant, but also colorful character..
Brilliant imaging, even wide open, but with a few quirks. (Review in progress) .
Ultra high performance with a fast aperture..
A gem with unusual close-focus..
An artist’s drawing tool..
Balance and poise..
Brilliant imaging in a compact package..
Fast high performance APO wide angle..
Ultra high performance apochromatic normal lens, first in the Otus line..
Rendering style, bokeh and beauty..
Ultra high performance apochromatic medium telephoto, overview and technical..
Rendering style, bokeh and 'transparency' without peer..
Razor sharp with gorgeous bokeh..
True-to-life imagery..
King of bokeh! Corner-to-corner sharpness, world class..
Summary and wrap-up..
Articles written for Lenspire.ZEISS.com..
What to look for in a binocular, plus reviews..
Understanding lens performance..
Questions and answers on photography and computers and more..
Zeiss ZF.2 and Zeiss ZE Lenses For Canon and Nikon.
Q&A on the 15/2.8 Distagon with Dr. Hubert Nasse.
Beyond deep red, seeing the invisible..
Vintage 2006 comparative review of Nikon D200 vs Nikon D2x..
Bread and butter all-around zoom..
High speed normal lens optimized for Canon mirrorless..
Mid-range zoom expressly designed for Nikon Z cameras..
Ultra high speed normal lens, flagship of the line..
High performance wide angle..
Top-grade medium telephoto..
Razor sharp medium telephoto with apodization filter..
Top-grade telephoto..
Native-mount ultra wide angle high performance zoom for mirrorless..
Native-mount mid-range zoom for mirrorless..
Native-mount mid-range zoom for mirrorless..
Outstanding wide angle, watch out for lens skew..
Compact native-mount wide angle..
Highly corrected medium telephoto..
Fisheye lens for Sony mirrorless..
Fast lens speed for versatile rendering..
High-grade manual focus normal lens..
Ultra high grade performer at a modest price..
Speed to match the Leica Noctilux..
Fast extreme wide angle zoom..
Extreme wide angle zoom..
Comapact ultra-wide zoom for Sony full frame mirrorless..
Razor sharp 28mm lens on APS-C sensor and outstanding usability and features..
Diminutive full-frame camera with 35mm f/2 fixed lens..
Wide angle zoom equivalent (14-28mm equivalent)..
A fisheye with great contrast and high resolving power..
Fast, bright and highly corrected medium telephoto..
Superb ergonomic design in a compact camera..
Fujifilm's 24MP APS-C offering..
Wide angle zoom equivalent to 15-36mm.
A compact fast pancake lens..
Outstanding ultra wide angle performer..
Outstanding wide angle, superb performer..
Manual focus moderate wide angle for full-frame mirrorless..
Manual focus normal lens for full-frame mirrorless..
Manual focus telephoto lens for full-frame mirrorless..
Autofocus wide angle for Sony full-frame mirrorless..
Autofocus portrait lens for Sony full-frame mirrorless..
Ultra wide angle lens for Sony NEX or Fujifilm X..
Normal lens for Sony NEX or Fujifilm X..
Shooting + post processing tips with high-res examples..
21mm f/5.6 equivalent FOV lens..
45mm f/2.8 equivalent FOV lens..
47-megapixel fixed lens compact full-frame..
How good is Leica quality control?.
Leica’s ultra wide angle zoom lens..
Leica’s widest prime lens..
Leica’s fastest and widest lens..
Leica’s best-performing 21mm..
Leica’s fast wide angle..
Leica’s best-performing 24mm, and with a flat field..
Leica’s fast 28mm..
Leica’s widest lens utilizing built-in frame lines..
Tweaked 2016 redesign..
Leica’s smallest and lightest M lens with superlative performance..
Leica’s superlative and most natural lens for the M..
High performance moderate wide angle..
Six models to choose from..
World’s fastest 50mm full-frame lens..
Leica’s superlative normal lens..
High performance but flawed 50mm normal lens..
Ghosting and veiling and ring flare pre/post production fix..
Leica’s medium tele for Leica M..
Leica’s budget 75mm medium telephoto..
Leica’s retro telephoto..
Leica’s compact 90mm for the M..
Compact lens for portraiture or similar..
Fast and ultra high performance moderate wide angle rangefinder lens..
All around razor sharp performer..
Pleasing and relatively inexpensive normal lens.
Compact high performance medium telephoto..
A slightly slower, but smaller and lighter alternative to the Noctilux, at 1/10 the price..
2021-01-25 Leica 50mm f/2 APO-Summicron-M ASPH: Has Its Flare Control Been Improved after Six Years?
2021-01-25 Leica 28mm f/1.4 Summilux-M ASPH: Flare Behaviors
2020-06-10 Hasselblad XCD 35-75mm f/3.5-4.5: Veiling Flare with the Sun Outside the Frame
2019-09-06 Sigma 14-24mm F/2.8 DG DN Art: Evaluating Flare Control
2019-04-25 Leica 16-35mm f/3.5-4.5 Elmarit-SL ASPH: Severe Flare Issues on Panasonic S1R
2018-05-25 Sigma 105mm f/1.4 DG HSM Art
2017-11-01 Nikon D850: Flange Focal Distance is WAY Off (2nd Sample)
2017-10-25 Zeiss Milvus 25mm f/1.4 Aperture Series:Flare with Sun Just Out of the Frame
2017-09-01 Voigtlander 65mm f/2 Macro APO-Lanthar Aperture Series: Sunstars and Flare (Sunstar Palm)
2017-06-02 Nikon AF-S 8-15mm f/3.5-4.5E ED
2017-06-02 Nikon AF-S 28mm f/1.4E ED
2017-05-17 Sony FE 12-24mm f/4 G
2016-09-08 Zeiss Announces 3 Milvus Lenses for Nikon and Canon DSLRs
2016-02-09 Reader Comment: Big and Heavy Sony G Master Lenses
2015-12-21 Sony RX1R II: Evaluating Flare
2015-11-13 Zeiss 21mm f/2.8 Distagon: Arc Flare vs Zeiss Milvus 21mm f/2.8
2015-10-04 Extreme Backlighting with Sony A7R II
2015-10-01 Reader Inquiry: Zeiss Batis Weather Sealing
2015-08-26 Announced: Canon 35mm f/1.4L II
2015-06-10 Announced: Sony RX10 Mark II, Sony RX100 Mark IV
2015-05-22 Sigma 24mm f/1.4 DG HSM Art Aperture Series: Defunct Ranch Buildings at Sunset
2015-05-17 Leica 90mm f/2.4 Summarit-M Flare Series: Barn Interior, Angle of Light
2015-04-09 Leica 75mm f/2.4 Summarit-M: Veiling Flare, and Bokeh
2015-03-27 Sigma 24mm f/1.4 DG HSM Art Flare Control: Aperture Series 'Extreme Backlighting, Cherry Blossoms'
2015-03-19 Canon 11-24mm f/4L Aperture Series: Ghosting Flare Series at 24mm
2015-02-05 Canon 11-24mm f/4L USM Ultra Wide Zoom
2014-11-09 Flare: Zeiss Loxia 35mm f/2 Biogon and Loxia 50mm f/2 Planar
2014-10-02 Zeiss Otus 85mm f/1.4 APO-Planar: Flare Control
2014-07-24 A conversation with Ming Thein on the Pentax 645Z and Nikon D810 and More
2014-07-06 Sigma dp2 Quattro: Lens Hood and Lens Flare
2014-07-02 Sunstars and Flare with the Canon 16-35mm f/4L IS USM
2014-06-22 Leica 50mm f/2 APO-Summicron-M ASPH: Evaluating Flare with Late 2013 Production Sample
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: Flare Assessment
2014-03-16 Panasonic Nocticron 42.5/1.2: Flare
2014-03-03 Leica 24mm f/3.8 Elmar-M ASPH: Aperture Series 'DeChambeau Ranch House
2014-03-03 Leica 18mm f/3.8 Super-Elmar-M ASPH: Aperture Series 'Beaver Pond Meadow'
2014-03-02 Leica 24mm f/3.8 Elmar-M ASPH: Aperture Series 'DeChambeau Yellow Wagon'
2014-03-01 Leica 24mm f/3.8 Elmar-M ASPH: Aperture Series 'Glistening Rocks Waterfall'
2014-02-28 Leica 18mm f/3.8 Super-Elmar-M ASPH: Flare Behavior over Aperture Range
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)
2013-11-25 Leica 75mm f/2 APO-Summicron-M ASPH: Flare Examples
2013-10-24 Leica 50mm f/0.95 Noctilux-M ASPH: Flare
2013-08-15 Leica 50mm f/2 APO-Summicron-M ASPH Update on the Flare Issue
2013-08-12 Leica 50mm f/2 APO-Summicron-M ASPH: Circular Ring Flare
2013-08-04 Leica 50mm f/2 APO-Summicron-M ASPH: Will Leica Address the Flare Issue?
2013-08-04 Leica 50/2 APO-Summicron-M ASPH vs 50/0.95 Noctilux-M ASPH: Orange Bark Pine, Yosemite (Leica M240)
2013-07-14 Leica M Typ 240 Usability
2013-06-25 Flare Control with Leica M Lenses and Especially the Leica 50/2 APO Summicron-M ASPH
2013-06-23 Leica, Nikon, Zeiss, Sigma, Ricoh, Fujifilm Mountain Shooting
2013-06-12 Leica 50/2 APO Summicron-M ASPH: Concentric Flare Rings Plausible Explanation
2013-06-03 Zeiss 15mm f/2.8 Distagon vs Nikon 14-24/2.8 Under Difficult Lighting (Flare)
2013-04-25 Reader Comment: Zeiss 15mm f/2.8 Distagon
2013-04-22 Leica 50/2 APO Summicron-M ASPH: Flare Control
2013-02-25 Flare Assessment — Sigma 35/1.4 DG HSM A1
2012-07-19 Nikon 85mm f/1.4G vs 85/1.8G Veiling and Ghosting Flare
2011-12-05 Leica 21mm f/3.4 Super-Elmar-M ASPH Examples and Flare
2011-10-25 Veiling Flare With and Without a Polarizer
2009-12-28 Nikon 70-200/2.8G VR II flare examples
2009-12-27 Nikon 70-200mm f/2.8G VR II — flare
2008-12-24 Nikon 50mm f/1.4G — what avian species?
2008-08-22 Zeiss ZF 18mm f/3.5 Distagon First Impressions
2007-10-01 Flare control
2007-07-04 Shooting stars followup
2006-07-22 Infrared flare with the 85/f1.2L II USM
2006-07-20 More on infrared hot spots