Sony Alpha 1 ILCE-1 Mode D'emploi page 27

Using the shooting functions
Focusing
Selecting the focus method (Focus Mode)
Selects the focus method to suit the movement of the subject.
Turn the focus mode dial
while pressing the focus mode
dial lock release button and
select the desired mode.
AF-S (Single-shot AF): The product locks the focus once focusing is
complete. Use this when the subject is motionless.
AF-C (Continuous AF): The product continues to focus while the shutter
button is pressed and held halfway down. Use this when the subject is
in motion. In [Continuous AF] mode, there is no beep when the camera
focuses.
DMF: You can make fine adjustments manually after performing auto
focusing, letting you focus on a subject more quickly than when using
[Manual Focus] from the beginning. This is convenient in situations
such as macro shooting.
MF (Manual Focus): Adjusts the focus manually. If you cannot focus on
the intended subject using auto focus, use [Manual Focus].
Focus mode dial
Focus mode dial lock release button
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