Compose photographs with off-center subjects.
Position the subject in the focus frame and press the shutter button halfway to lock focus and exposure. Focus and exposure will remain locked while the shutter button is pressed halfway (AF/AE lock).
Press the button all the way down.
The Fn1 Button
Focus and/or exposure lock can be assigned to the Fn1 button.
|Pressing the Fn1 button locks exposure.
|Pressing the Fn1 button locks focus.
|Pressing the Fn1 button locks both focus and exposure.
When the Fn1 button is used for focus or exposure lock, the affected setting will remain locked even when the shutter button is pressed halfway.