This is the 63rd in a series of posts on the Fujifilm GFX-50S. The series starts here. I measure focus shift and longitudinal chromatic aberration (LoCA) in lenses in the following way. I mount the camera to a Cognisys computer-driven focusing rail. I set the controller up to use 160 mm of travel and make… [Read More]
Archives for June 30, 2017
Fuji 23/4 on GFX, Nikon 14-24/2.8 on D810
This is the 62nd in a series of posts on the Fujifilm GFX-50S. The series starts here. A few days ago, I compared the 23 mm f/4 Fuji lens on the GFX to the Zeiss Batis 18 on the Sony a7RII. The Batis, while looking like a fine lens in its own right, didn’t come… [Read More]