In the last couple of posts, I reported on significant field curvature with the Fujifilm 20-35mm f/4 GF lens. The purpose of this post is to see how that field curvature affects landscape images in landscape orientation. In this post, I’ll report on how the lens did at 20 mm focal length. In the two… [Read More]
FujiFilm 20-35mm f/4 GF on GFX 100S — field curvature
I ran Roger Cicala’s Q&D field curvature test on the 20-35 GF. Sides focus closer than they should at all focal lengths. More severe as the focal length gets longer.
FujiFilm 20-35mm f/4 GF on GFX 100S — screening
I received the new Fuji 20-35mm f/4 GF zoom today. I immediately tested it with my lens screening test. Developed in Lr CC. White balanced to gray background in center shot. Sharpening 20, radius 1, detail 25. A bit of a contrast boost — it is a low contrast target. f/4. Corner falloff is not… [Read More]
Effect of camera resolution on small prints
There was recently a question thrown out on a public forum that I’ll paraphrase and make more specific here: “How big do you have to print before you can see the difference between the GFX 50x and GFX 100x cameras?” My answer: The pixel aperture of the GFX 100x and GFX 50x is the same… [Read More]
Fuji 35-70 GF transfocal bokeh
There are two important aspects to bokeh. It seems most people, when they hear the word, think immediately of the look of parts of the scene that are for out of focus. That’s a good thing to think about when buying, selecting, or using a lens, but the, ahem, focus, of today’s post is going… [Read More]
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