Sony DSC-RX100M3 - Manual (Page 83)

Auto (default setting):
Fixes the exposure after adjusting the focus automatically when you press the shutter button
halfway down when [Focus Mode] is set to [Single-shot AF].
On:
Fixes the exposure when you press the shutter button halfway down.
Off:
Does not fix the exposure when you press the shutter button halfway down. Use this mode
when you want to adjust focus and exposure separately.
The product keeps adjusting the exposure while shooting in [Cont. Shooting] or [Spd Priority
Cont.] mode.
Note
When [Focus Mode] is set to [Continuous AF] and [ AEL w/ shutter] is [Off] or [Auto],
the aperture is fixed at the moment you press the shutter button halfway. If the brightness
changes drastically during continuous shooting, release your finger from the shutter button
once, then press the shutter button halfway down again.
When [AEL toggle] is assigned to any key using [Custom Key Settings], operation using
the key will be given priority over the [ AEL w/ shutter] settings.
[74] How to Use Using shooting functions Adjusting the exposure
Zebra
The zebra pattern will appear over the part of an image if the brightness level exceeds the
IRE that you set. Use this zebra pattern as a guide to adjust the brightness.
1. MENU
→
(Custom Settings)
→ [Zebra] → desired setting.
Menu item details
Off (default setting):
Does not display the zebra pattern.
70/75/80/85/90/95/100/100+:
Adjusts the brightness level.
Note
The zebra pattern is not displayed during HDMI connection.