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Af frame size, Is [normal], and, Face aiaf – Canon PowerShot SX170 IS User Manual

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Contents

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Chapter Contents

To reduce the AF frame size, press the <

n> button and set [AF

Frame Size] on the [

4] tab to [Small] (

=

45

).

The AF frame size is set to [Normal] when you use the digital zoom

(

=

59

) or digital tele-converter (

=

109

), and in manual focus

mode (

=

108

).

To compose shots so that subjects are positioned at the edge or in

a corner, first aim the camera to capture the subject in an AF frame,

and then hold the shutter button halfway down. As you continue to

hold the shutter button halfway, recompose the shot as desired, and

then press the shutter button all the way down (Focus Lock).

Still Images

Movies

Face AiAF

Detects people’s faces, and then sets the focus, exposure

(evaluative metering only), and white balance ([ ] only).

After you aim the camera at the subject, a white frame is

displayed around the person’s face determined by the camera

to be the main subject, and up to two gray frames are displayed

around other detected faces.

When the camera detects movement, frames will follow moving

subjects, within a certain range.

After you press the shutter button halfway, up to nine green

frames are displayed around faces in focus.