This is a continuation of the development of a simple, relatively foolproof, astigmatism, field curvature, and field tilt test for lens screening. The first post is here. I wanted to see what happened if I did my test with a lens that wasn’t particularly sharp on a camera with a lower=resolution sensor and and an anti-aliasing (AA)… [Read More]
When self-imposed limitations are bad for your photography
In this post and others, I have long argued for the virtues of setting limits for yourself as you work on a project. The idea is that constrictions narrow your focus so that you have to wrestle with difficulties that you would otherwise skirt, solve problems that you would otherwise ignore, and all that triggers… [Read More]
Focus shift Fuji 63/2.8 on GFX 50S, AF to MF mode
This is the 73rd in a series of posts on the Fujifilm GFX-50S. The series starts here. Someone asked me to do a test of focus shift with the Fuji 63 mm f/2.8 lens on the GFX 50S with the camera in a vertical position, so that gravity was having the greatest possible effect on… [Read More]
Fuji 110/2 vs 120/4 on GFX 50S
This is the 72nd in a series of posts on the Fujifilm GFX-50S. The series starts here. I’ve tested the Fuji 110 mm f/2 G lens and the 120 mm f/4 G macro lens on the GFX before. They are both great lenses. I’ve had several requests to test them head-to-head for a distant subject…. [Read More]
Fujifilm GFX 50S focus stability with FW 1.11
Fuji came out with a new firmware image for the GFX. I downloaded it. But I had to disable the gateway antivirus in my firewall first, because it didn’t like the Fuji file: [Added 8/10/17: The above is a screen grab of a portion of the log file of my firewall immediately after the download… [Read More]
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