Canon PowerShot SX620 HS Black 手册

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页码 347
131
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 Contents
Center
 Still Images 
 Movies
One AF frame is displayed in the center. Effective for reliable 
focusing.
 
A yellow AF frame is displayed with [ ] if the camera cannot 
focus when you press the shutter button halfway.
 
To reduce the AF frame size, press the [
] button and set 
[AF Frame Size] on the [
 
The AF frame size is set to [Normal] when you use the digital 
zoom (= 71) or digital tele-converter (= 126).
 
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).
 
The AF frame position is enlarged when you press the shutter 
button halfway with [AF-Point Zoom] (= 86) set to [On].