David Busch’s Sony Alpha a6400/ILCE-6400 Guide to Digital Photography

8

Mastering Autofocus Options

Yes, I waxed ecstatic over the real-time tracking autofocus features of the a6400 in the introduction of this book. It’s not easy to overestimate the importance of this particular breakthrough, which gives this modestly priced camera an advantage over other vendors’ cameras with much higher price tags. The a6400 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 back-track 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 ...