Ed Dozier
Nov 29
How to Find out Your Lens ‘T-Stop’ Transmission
Tutorial on how to find out your camera lens actual transmission 'T-stop' versus the marked lens F-stop.
22 views
Ed Dozier
Nov 15
Focus Stacking: ON1 Photo Raw vs Helicon Focus
Tutorial on focus-stacking with ON1 Photo Raw and how it compares to using the Helicon Focus program.
89 views
Ed Dozier
Nov 1
Handy Camera Hardware for Proper Panoramas and Balance
Camera hardware acessory examples to create ideal panoramas and perfectly balance your gear on a tripod.
38 views
Ed Dozier
Oct 18
Nikkor 55-300mm f/4.5-5.6G AF-S ED VR DX Review
A detailed review of the Nikkor DX 55-300 f/4.5-5.6G AF-S lens. Includes resolution measurements, infrared testing, and more.
101 views
Ed Dozier
Oct 5
How to Analyze Lens Longitudinal Chromatic Aberration
How to analyze your camera lens for longitudinal chromatic aberration. A demonstration using the MTFMapper program.
43 views
Ed Dozier
Sep 20
Autofocus Fine-Tune on Nikon Z Cameras: Useless or Not?
Autofocus fine-tune calibration shouldn't be necessary with mirrorless cameras. Yet Nikon includes this feature on their Z cameras. Why?
137 views
Ed Dozier
Sep 6
Should you Turn IBIS Off When Using a Tripod?
A detailed analysis of the effect of In-body image stabilization (IBIS) while using a tripod. Find out how sharpness is affected.
227 views
Ed Dozier
Aug 22
Nikon Z8 Pixel Shift Shooting to Reduce Aliasing
How the Nikon Z8 pixel-shift shooting can virtually eliminate that nasty aliasing from your photos.
356 views
Ed Dozier
Aug 9
How to Find the Correct Lens Pivot for Panoramas
3 ways to locate the proper pivot location (or entrance pupil) to make precision panoramas that eliminate parallax error.
176 views
Ed Dozier
Jul 26
How to Measure Lens Focal Length and Field of View
How to measure your lens actual focal length and its field of view. Manufacturers can fudge these numbers, but you can find the truth.
244 views
