Canon PowerShot A510 PowerShot A520/A510 Camera User Guide - Page 82

Manually Setting the Shutter, Speed and Aperture

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Shooting - Advanced Functions Manually Setting the Shutter Speed and Aperture You can manually set the shutter speed and aperture to shoot images. You can select settings such as a long exposure to suit your purpose. 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. * The standard exposure is calculated by the AE function according to the selected metering method. z See page 159 for settings that can be changed in this mode. z If you wish to change the exposure, select the shutter speed or the aperture with the SET button and change 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. 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). z For the correlation between aperture value and shutter speed, see page 78. 80

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80
Shooting – Advanced Functions
Manually Setting the Shutter
Speed and Aperture
You can manually set the shutter speed and
aperture to shoot images. You can select settings
such as a long exposure to suit your purpose.
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.
* The standard exposure is calculated by the AE function
according to the selected metering method.
See page 159 for settings that can be
changed in this mode.
If you wish to change the exposure, select
the shutter speed or the aperture with the
SET
button and change 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.
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).
For the correlation between aperture value
and shutter speed, see page 78.