[Tech] Diffraction Image Test (D850 vs D750) & Techniques to avoid it (beginners, recap, 4K)

#diffraction #lensdiffraction 00:01 Intro & Cambridge in Color Calculator 01:04 TEST PROTOCOL, with Peter Karbe on the 30 micron CoC standard (which you should NOT use), and why DOF lens lines are nowadays useless 04:12 TEST IMAGE COMPARISONS 07:13 IN PRACTICE (distance from camera to focus point, and from focus point to background) 07:39 Testing at f/1.4 by varying the focus point distance 09:49 Diffraction effect on large landscapes 12:10 Close-ups are the problem! Close up at f/11, f/13, f/14 - and the proposed solutions