Changing The Af Frame Mode - Canon PowerShot SX40 HS User Manual

Changing the AF Frame Mode

You can change the AF (Auto Focus) frame mode to match the scene you
want to shoot.
FlexiZone/Center
A single AF frame will be used. This is effective for focusing on a specific
point. In [FlexiZone], you can change the position and size of the AF frame
(p. 88).
If the camera cannot focus when you press the shutter button halfway, the
AF frame will turn yellow and
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.
86
Choose [AF Frame].
Press the n button to choose [AF
Frame] in the 4 tab, then press the qr
buttons to choose an option.
will appear.
Focus.
Center the subject you want in focus, and
press the shutter button halfway.
Confirm that the AF frame on the subject is
green.
Recompose.
Keep the shutter button pressed halfway
and move the camera to recompose the
scene.
Shoot.
Press the shutter button fully.