If it doesn't look sharp, focus is not likely to be in spec. So the bottom line is that focus should be within the DOF, or to put it another way, the image should look sharp. With slower lenses the AF accuracy of the "pro" bodies reverts to the same as that of "consumer" bodies which don't have the high precision sensors. On the "pro" bodies EOS 1 series focus spec for f2. Of course no manufacturer of cameras or lenses claims that autofocus is absolutely perfect. Some of these observations may be due to technical problems with AF, but some are due to user error or unreasonable user expectations. I got that covered! Are you going with that one to Nikon School?Sometimes the focus point is in front of the intended subject and sometimes it's behind it. Mar 4, 27, Square pics? JohnnyRebel said. Free printable AF test chart with instructions Gintaras Golden Member.ĭec 28, 1, 0 Before you can use that chart, you have to buy a camera Gintaras said. For a better experience, please enable JavaScript in your browser before proceeding. Thread starter JohnnyRebel Start date Jan 21, Sidebar Sidebar. Everywhere Threads This forum This thread. Search Everywhere Threads This forum This thread.
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