S scyrene Dec 4, 2013 3,958 2,588 14,391 UK www.flickr.com Mar 22, 2026 #141 Mar 22, 2026 #141 Michael Clark said: Changing the magnification affects the corners and edges the most, but it affects every point in the frame except the exact center to one degree or another. So does moving the entire camera and lens towards/away from the subject. Click to expand... It still yields useful results. Otherwise focus rails would be pointless. Upvote 0
Michael Clark said: Changing the magnification affects the corners and edges the most, but it affects every point in the frame except the exact center to one degree or another. So does moving the entire camera and lens towards/away from the subject. Click to expand... It still yields useful results. Otherwise focus rails would be pointless.
