Camera and Lens Tolerances
Sharpness issues related to camera and lens tolerances and build quality..
skewed focus due to either lens skew or lens mount/sensor parallellism issues
Scroll down to see all publications and blog posts. Not all pages are curated—search.
View all 18 related blog posts...
2020-10-18 Swing and Tilt: Subject Distance vs Lens Focusing Offset
2020-10-18 Analyzing Swing and Tilt of Sony A7R IV with Two Samples of Sony FE 12-24mm f/2.8 GM
2020-10-12 Lens Mount / Sensor Parallelism Inaccuracies Afflict All Brands
2020-10-08 Is It Even POSSIBLE to get a properly aligned Sony A7R IV?
2020-10-07 Sony A7R IV in for Repair of Lens Mount / Sensor Parallelism Problem
Sharpness issues related to camera and lens tolerances and build quality..
Illuminating examples of lens behavior..
Premium fast normal lens for L-Mount..
Fast apochromatic prime lens for L-Mount cameras..
Full frame ultra wide angle zoom..
Mid-range optimized groundbreaking f/2 zoom..
Sigma’s fast high performance wide angle..
Sigma’s fast and affordable moderate excellent wide angle..
Ultra wide angle lens for Canon and Nikon..
Compact normal 54mm equivalent for Phase One XF system.
Long telephoto 162mm equivalent for Phase One XF system.
Ultra wide angle equivalent to 19mm f/3.3. .
Mid-range zoom lens equivalent to 26-53mm f/3.3..
Slightly long zoom lens equivalent to 37-82mm f/3.3..
Standard normal lens equivalent to 52mm f/2.3..
Normal lens equivqlent to 53mm..
Normal lens equivqlent to 53mm..
Moderate telephoto..
How does Hasselblad’s 3rd generation medium format entry measure up?.
Ultra wide compact zoom for Nikon Z cameras..
Compact ultra-wide angle lens..
Native-mount ultra wide angle high performance zoom for mirrorless..
Native-mount ultra wide angle high performance zoom for mirrorless..
Compact native-mount normal lens..
Fast extreme wide angle zoom..
Extreme wide angle zoom..
Pro-grade f/2.8 wide angle zoom..
A macro lens with high performance..
The world’s best 50mm lens is outstanding, but with some limits..
2020-10-18 Swing and Tilt: Subject Distance vs Lens Focusing Offset
2020-10-18 Analyzing Swing and Tilt of Sony A7R IV with Two Samples of Sony FE 12-24mm f/2.8 GM
2020-10-12 Lens Mount / Sensor Parallelism Inaccuracies Afflict All Brands
2020-10-08 Is It Even POSSIBLE to get a properly aligned Sony A7R IV?
2020-10-07 Sony A7R IV in for Repair of Lens Mount / Sensor Parallelism Problem
2019-09-05 Fujifilm GF Lens Quality Control = Unacceptable
2015-04-04 Tamron SP 15-30mm f/2.8 Di VC USD: Focusing Problems and Lens Skew
2013-09-06 Samyang 14mm f/2.8: Lens Skew Asymmetry
2013-08-12 Lens Skew with the Leica 50mm f/2 APO ASPH?
2013-02-22 Lens Skew Study added to MSI
2013-02-20 Sigma 35mm f/1.4 DG HSM: Lens Skew Confirmation (Alternate Scene)
2013-02-20 Sigma 35mm f/1.4 DG HSM: Lens Skew