Canon PowerShot A630 PowerShot A640/A630 Camera User Guide Camera User Guide A - Page 48

Manually Setting the Shutter Speed, and Aperture

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Manually Setting the Shutter Speed and Aperture Shooting Mode You can manually set the shutter speed and aperture to shoot images. z When you press the shutter button halfway, the difference between the standard exposure* and the selected exposure appears on the LCD monitor. If the difference is more than ±2 stops, "-2" or "+2" appears in red. * Standard exposure levels are calculated by measuring light according to the currently selected metering mode. z If you wish to change the exposure, select shutter speed or aperture using the button, then adjust the value using the or button. z If the zoom is adjusted after these values are set, the aperture value may change in accordance with the zoom position (p.44). z The LCD monitor's brightness matches the selected shutter speed and aperture value. When you select a fast shutter speed or shoot a subject in a dark place, the image will always be bright if the flash is set to (Flash on, with red-eye reduction) or (Flash on). 46

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46
You can manually set the shutter speed and aperture to shoot
images.
When you press the shutter button halfway, the difference
between the standard exposure* and the selected exposure
appears on the LCD monitor. If the difference is more than ±2
stops, “–2” or “+2” appears in red.
* Standard exposure levels are calculated by measuring light according to
the currently selected metering mode.
Manually Setting the Shutter Speed
and Aperture
Shooting Mode
If you wish to change the exposure, select shutter speed or
aperture using the
button, then adjust the value using
the
or
button.
If the zoom is adjusted after these values are set, the
aperture value may change in accordance with the zoom
position (p.44).
The LCD monitor’s brightness matches the selected shutter
speed and aperture value. When you select a fast shutter
speed or shoot a subject in a dark place, the image will
always be bright if the flash is set to
(Flash on, with
red-eye reduction) or
(Flash on).