Switching Between Focusing Modes - Canon IXUS90IS User Manual

89
i Switching between Focusing Modes _
m,_.mm_mt_,.,_,tot°m=JRm_o+,_m+._ >> p. 222
The AF frame indicates the area of the composition on which the
camera focuses.
rl
LJ
(No frame)
[]
Face
Detect
AiAF
Center
m
You can have the camera automatically detect the
position of a face and use this data to set the focus,
exposure .I and white balance .2 while shooting. In
addition, the camera meters the subject so that the _"
face is correctly illuminated when the flash fires. If
no face is detected, the camera shoots using o)
[AiAF]. o
"1 Only in Evaluative Metering mode (p. 98). 5"
*2 Only in [] (p. 100)
The camera detects the subject and highlights the
AF frames, from 9 available points, that it will use
o
to determine the focus, o.
69
The AF flame will be fixed to center.
This is recommended when the target subject is at
the center of the composition. You can change the
size of the AF frame (p. 91).