

Topaz Upscale versus Nikon Z8 Pixel Shift for Hi Resolution
Here's a contest between Topaz Photo 'Upscale' algorithms (using AI to increase resolution) and the Nikon Z8 pixel-shift option.
Ed Dozier
Sep 4


Using the Nikon HDR Overlay for Raw Photos
How to make high dynamic range (HDR) shots using Nikon's HDR Overlay, and how the results compare to using an editor to merge multiple exposures into an HDR photo. Tips on how to manage HDR without a tripod, too.
Ed Dozier
Aug 21


Use Pixel Shift Shooting to Cure High ISO Image Noise
How to cure extremely high ISO image noise using the pixel-shift feature. The companies Fuifilm, Sony, Canon, Nikon, Olympus, Panasonic, Pentax, and Hasselblad offer pixel-shift shooting on selected camera models.
Ed Dozier
Aug 7


The Effect of High ISO on Camera Image Resolution
An analysis of camera image resolution versus ISO. Image resolution measurement programs like Imatest and MTFMapper can have very different versions of reality versus people.
Ed Dozier
Jul 24


How to Fix Topaz Photo AI Color Shift Problems
How to solve the problem of Topaz Photo ruining bright red/orange colors when sending it raw/DNG files from photo editors. This problem is specific to Nikon Z8/Z9 cameras.
Ed Dozier
Jul 10


Using Nikon Creative Picture Controls
How to use Nikon's Creative Picture controls. Use them while shooting with your Nikon Z mirrorless (even raw format) or add/subtract them later inside NX Studio with other Nikons.
Ed Dozier
Jun 26


Using Topaz Photo version 1.6.0
A review of the good and bad things in Topaz Photo v1.6.0. The good vastly outweighs the bad.
Ed Dozier
Jun 12


Sagittal vs Meridional Resolution Differences in Lenses
A discussion on why lens resolution is usually very different in the sagittal (spoke) versus meridional (tangential) directions.
Ed Dozier
May 29


Rokinon AF 85mm f/1.4 (for Nikon) Review
A detailed review of the Rokinon AF 85mm f/1.4 lens with the Nikon F mount. Includes resolution measurements.
Ed Dozier
May 15


Brightin Star 50mm f/1.05 Lens Review
Detailed review of the Brightin Star 50mm f/1.05 full-frame, manual focus lens. This is the Z mount version, but it comes in E, L, and RF mounts, too.
Ed Dozier
May 1



















