Changing The Composition With The Focus Lock - Canon PowerShot S90 User Manual

Changing the Composition with the
Focus Lock
While you keep the shutter button pressed halfway, the focus and exposure
are locked. You can now recompose and shoot. This is called Focus Lock.
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Focus.
●
Center the subject you want in focus, and
press the shutter button halfway.
●
Confirm that a green AF Frame appears
around the subject.
Recompose.
●
Keep the shutter button pressed halfway
and recompose the scene.
Shoot.
●
Press the shutter button fully.