Canon PowerShot SX170 IS - Manual (Page 97)

97
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Still Images
Locking Image Brightness / Exposure
(AE Lock)
Before shooting, you can lock the exposure, or you can specify
focus and exposure separately.
1
Lock the exposure.
z z Aim the camera at the subject to
shoot with the exposure locked.
With the shutter button pressed
halfway, press the < b> button.
z z [ ] is displayed, and the
exposure is locked.
z z To unlock AE, release the
shutter button and press the
< b> button again. In this case,
[ ] is no longer displayed.
2
Compose the shot and
shoot.
z z After one shot, AE is unlocked
and [ ] is no longer displayed.
• AE: Auto Exposure
• After the exposure is locked, you can adjust the combination
of shutter speed and aperture value by turning the < 5> dial
(Program Shift).