Ed Dozier
- Dec 5, 2020
Lens Focus Fine-Tune: Things Can Change
Lens focus doesn't always stay perfectly calibrated. See how to check it and fix it.
101 views
Ed Dozier
- Nov 22, 2020
Telephotos: Length Matters
Why do photographers lug around big telephotos? Because length matters. See why.
139 views
Ed Dozier
- Nov 6, 2020
Vello Battery Grips: Good, Bad, and Ugly
The good, the bad, and the ugly about Vello battery grips for Nikon cameras. Mostly good.
150 views
Ed Dozier
- Oct 24, 2020
Multi-shot HDR with Nikon DSLRs, Lightroom, and HDR Efex Pro 2
How to make quality HDR photos using multiple raw shots, Lightroom, and HDR Efex Pro2.
138 views
Ed Dozier
- Oct 9, 2020
The Single Focus Calibration Penalty
The single focus-calibration setting on Nikon cameras can lead to terrible resolution loss using their zoom lenses. Find out how bad it is.
165 views
Ed Dozier
- Sep 19, 2020
Image Resolution versus Increased ISO
This study measures how increasing camera ISO affects image resolution.
146 views
Ed Dozier
- Sep 5, 2020
How Lateral Chromatic Aberration Changes With Aperture
How to measure lens lateral chromatic aberration as you change aperture using the MTFMapper program.
82 views
Ed Dozier
- Aug 21, 2020
Nikon Coolpix A Review : 7 Years Later
This 2013 Coolpix A was the mirrorless version of the Nikon D7000 from 2010. Has time taken it's toll? Let's see.
381 views
Ed Dozier
- Aug 7, 2020
MTFMapper 7.29 Adds Chromatic Aberration Measurement
The MTFMapper program (version 07.29) just got the new ability to measure lateral chromatic aberration. I help explain use of this addition
71 views
Ed Dozier
- Jul 25, 2020
Perfect White Balance Preset Creation and Verification
How to make, preserve, and verify an accurate white balance preset, using the D610 and D850 as examples
116 views
