Canon DS126251 Manual Do Utilizador

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Use AE lock when the area of focus is to be different from the exposure 
metering area or when you want to take multiple shots at the same exposure 
setting. Press the <A> button to lock the exposure, then recompose and 
take the shot. This is called AE lock. It is effective for backlit subjects.
1
Focus the subject.
 
Press the shutter button halfway.
X
The exposure setting will be 
displayed.
2
Press the <A> button. 
(0)
X
The <A> icon lights in the viewfinder 
to indicate that the exposure setting is 
locked (AE lock).
 
Each time you press the <A> button, 
it locks the current auto exposure 
setting.
3
Recompose and take the picture.
 
If you want to maintain the AE lock 
while taking more shots, hold down 
the <A> button and press the shutter 
button to take another shot.
* When the lens’ focus mode switch is set to <MF>, AE lock is applied at the center AF point.
A
 AE LockN
AE Lock Effects
Metering 
Mode 
(p.103)
AF Point Selection Method (p.87)
Automatic Selection
Manual Selection
q
*
AE lock is applied at the AF 
point that achieved focus.
AE lock is applied at the 
selected AF point.
wre
AE lock is applied at the center AF point.
COP
Y