Sony Cyber-shot RX10 III - Manual (Page 96)

On:
Adjusts focus before you press the shutter button halfway down.
Off:
Does not adjust focus before you press the shutter button halfway down.
[79] How to Use Using shooting functions Adjusting the focus
AF/MF control
You can easily switch the focusing mode from auto to manual and vice versa while shooting
without changing your holding position. The setting applies to both still images and movies.
1.
MENU →
(Custom Settings
) → [Custom Key(Shoot.)] → button to be assigned →
[AF/MF Control Hold] or [AF/MF Ctrl Toggle].
Menu item details
AF/MF Control Hold:
Switches the focusing mode while the button is held down.
AF/MF Ctrl Toggle:
Switches the focusing mode until the button is pressed again.
Note
You cannot set the [AF/MF Control Hold] function to [Left Button], [Right Button] or [Down
Button].
[80] How to Use Using shooting functions Adjusting the focus
AF Illuminator (still image)
The AF illuminator supplies fill light to focus more easily on a subject in dark surroundings.
The red AF illuminator allows the product to focus easily when the shutter button is pressed
halfway, until the focus is locked.
1. MENU
→
(Camera Settings
) → [
AF Illuminator]
→ desired setting.