Canon PowerShot A510 User Manual page 93

The focus will stay looked even if the shutter
button and the MF button are released.
Pressing the MF button again cancels the AF
lock setting.
2
Recompose the image and press
the shutter button all the way to
shoot the image.
AF lock is not available in
modes.
When shooting with focus lock, you can
lock the focus to the subject in the center
AF frame by setting
[ (Rec.)] menu beforehand.
Shooting with AF Lock is convenient
because you can let go of the shutter button
to recompose the image. Moreover, the
focus stays locked after the shot is taken,
so the same focus is used in subsequent
shots.
and
to [Off] in the
Shooting – Advanced Functions
Shooting in Manual Focus Mode
The focus can be manually set.
1
Press the MF
button until
appears.
The indicator
appears.
When the [ (Rec.)]
menu's [MF-Point
Zoom] is set to [On], the
portion of the image in
that frame will appear magnified.*
* Except in the (Stitch Assist) or
modes, when the digital zoom is activated or a TV
is used as the display.
* Can also be set so that the image displayed is not
magnified (p. 69).
The indicator shows approximate figures.
Use them as a shooting guideline only.
In the Tv, Av, or M modes, pressing the SET
button cycles the selection between the shutter
speed, the aperture value, and the MF
indicator. (A green
selected item).
Indicator
(Movie)
appears next to the
91