Just about all digital cameras have autofocus systems, and while there’s a wide range of different autofocus (AF) technologies, the basic principles of how autofocus works is the same across all of them and boils down to two things: AF modes and AF points. AF mode: WHEN the camera focuses If you’re taking one picture […]
Servo AF
This the name used by Canon for its continuous autofocus mode, as in 'Servo AF'.