Checking The Focus And Peoples' Expressions (Focus Check) - Canon POWERSHOT G9 User Manual

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Commonly Used Shooting Functions
Checking the Focus and Peoples'
Expressions (Focus Check) [_
[] See Functions Available in Each Shooting Mode (p. 270).
Allows you to check the focus of an image taken.
Face Detect displays a frame adjusted to the size of a face in an
image, allowing you to easily check facial expressions or whether a
subject's eyes are closed, tt is recommended to set [Review] to [Hold]
in the _ menu.