Mastering Autofocus Options


The autofocus system found in the Sony a6600 is one of its most innovative features. The camera has the ability to lock in on subjects, track their motion, switch to face detection/tracking, then progress to even more precise eye detection—and then backtrack to the other methods as movement continues through the frame. That’s particularly impressive because, when mirrorless digital cameras were introduced, autofocus was something they weren’t particularly good at.

Indeed, the mirrors found in traditional SLRs had two distinct advantages: they allowed previewing an image through an optical viewfinder, and made it possible to direct some of the incoming illumination to a separate electronic autofocus system. ...

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