Metering / Exposure / ISO Sensitivity – Locking Focus and Exposure (AF/AE Lock)
284
Locking Focus and Exposure (AF/AE Lock)
Lock the focus and exposure in advance to take pictures with the same 
focus and exposure settings while changing the composition.
This is useful when you want to bring an edge of the screen into focus or 
there is a backlight, for example.
1
Register [AE LOCK], [AF LOCK], or [AF/AE LOCK] to the 
Fn button. (ÎFn Buttons: 503)
• These cannot be registered to [Fn3] to [Fn7].
[AE LOCK]
The exposure is locked.
[AF LOCK]
The focus is locked.
[AF/AE LOCK]
Both focus and exposure are locked.