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| p.3 #17 · Official: Canon EOS-70D Announced! |
It means that Dual Pixel PDAF needs specific lens calibration to work, at least it needs parameters for the exit pupil size and distance.
Ok, ok, I'm just surprised to see very old lenses, old lenses, some not-so-old, even some significant Ls, and I don't see some other rather old lenses (no 50/1.8 of any sort, no 28/2.8, 15mm fisheye, no 35/2?).