Canon EOS 50E - Manual (Page 32)

III. AF Modes and Metering Modes
□ Eye-Controlled Autofocus
With Eye-Controlled Autofocus, you select the desired focusing point just
by looking at it. The camera instantly detects which focusing point your
eye is looking at. That focusing point then focuses the subject.
Eye-Controlled Autofocus is also effective for vertical shots. When using
Eye-Controlled Autofocus, the camera must be held properly as
described on page 43.
Eye-Controlled Autofocus enables the following:
You can focus where you want instantly.
The focusing point can be switched instantly at will.
Focus achieved Focus achieved
A moving subject can be tracked with Eye-Controlled Autofocus (Al SERVO predictive AF).
32