Canon SD850 IS Camera Lens User Manual


 
To Release the AF Lock
Press the _/all, button.
When shooting with the focus lock or AF lock using the LCD
monitor, setting [AiAF] to [Off] (p. 49) makes shooting easier
since the camera focuses using the center AF frame only.
The AF lock is convenient because you can let go of the
shutter button to compose the image. Moreover, the AF
lock isstill effective after the picture is taken, allowing you
to capture a second image with the same focus.
In _m mode the AF frame does not display.
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