image of
Related image


Scroll down to see all publications and blog posts. Not all pages are curated—search.


Blur from Camera or Support

Sharpness loss by camera or support or technique..

Appendices

Glossary and further reading..

How to Test A Lens

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

Optical Performance

Sharpness and rendering..

Sony Alpha A7R Shutter Vibration

Vibration from the shutter highly damaging to image sharpness..

Zeiss Touit 50mm f/2.8M

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


Blog posts, reverse chronological

2020

2020-10-18 Swing and Tilt: Subject Distance vs Lens Focusing Offset

2020-04-05 SARS-CoV-2 aka COVID-19: Humidity of 40% to 60% May be Ideal to Slow It, Low Humidity Might Enhance its Spread

2014

2014-04-16 Sony A7R: A Practical Effort to Mitigate Shutter Vibration at 90mm

2014-01-23 Photographers Ask Sony to Address the A7R Shutter Vibration Issue

2013

2013-12-20 Sony A7R Shutter Vibration: Can it Be Mitigated by Sony via Firmware Behavioral Change?

2009

2009-08-02 Ultra wide angle lenses and sensor/lens-mount alignment

diglloyd Inc. | FTC Disclosure | PRIVACY POLICY | Trademarks | Terms of Use
Contact | About Lloyd Chambers | Consulting | Photo Tours
RSS Feeds | Twitter
Copyright © 2020 diglloyd Inc, all rights reserved.