Nikon D780 DSLR Camera (Body Only) - Manual (Page 123)

77 Camera Controls
Choosing an AF Mode
Hold the AF-mode button and rotate the main command dial.
The options available vary with camera settings.
Option Description
AF-A
[ AF mode
auto-switch ]
The camera uses AF-S when photographing
stationary subjects and AF-C when
photographing subjects that are in motion.
• This option is available only during still
photography.
AF-S [ Single AF ]
Use with stationary subjects. Focus locks while
the shutter-release button is pressed halfway.
AF-C
[ Continuous
AF ]
For moving subjects. The camera adjusts focus
continuously in response to changes in the
distance to the subject while the shutter-release
button is pressed halfway.
AF-F [ Full-time AF ]
The camera adjusts focus continuously in
response to subject movement or changes in
composition. When the shutter-release button is
pressed halfway, the focus point will turn from
red to green and focus will lock.
• This option is available only during movie
recording.