Canon PowerShot A630 PowerShot A640/A630 Camera User Guide Camera User Guide A - Page 71

Adjusting the ISO Speed

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Shooting Adjusting the ISO Speed Shooting Mode Raise the ISO speed to use a fast shutter speed when you wish to reduce the effects of camera shake or avoid blurry subjects, or to turn the flash off when shooting in a dark area. Auto {* {* {* {* - High ISO Auto { { - - - ISO 80 - { { { {* ISO 100 - { { { { ISO 200 - { { { { ISO 400 - { { { { ISO 800 - { { { { {: Available *: Default setting 1 FUNC. Menu * (Auto). See Menus and Settings (p. 18). * Default setting. z Use the or button to select an ISO speed and press the FUNC./SET button. z When (Auto) is selected, the optimal speed is selected based on the brightness of the environment at the time of shooting. The speed is automatically increased in dark places, increasing the shutter speed and reducing shaking effects. z When (High ISO Auto)* is selected, a speed higher than when using is selected. The shutter speed increases even more, and blurriness from hand or subject movement in a scene is less than when taken in . * There may be an increase in noise, when compared to . 69

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69
Shooting
Raise the ISO speed to use a fast shutter speed when you wish to
reduce the effects of camera shake or avoid blurry subjects, or to
turn the flash off when shooting in a dark area.
: Available
*: Default setting
Adjusting the ISO Speed
Shooting Mode
Auto
*
*
*
*
–
High ISO Auto
–
–
–
ISO 80
–
*
ISO 100
–
ISO 200
–
ISO 400
–
ISO 800
–
1
FUNC. Menu
* (Auto).
See Menus and Settings (p. 18).
* Default setting.
Use the
or
button to select an ISO
speed and press the
FUNC./SET
button.
When
(Auto) is selected, the
optimal speed is selected based on
the brightness of the environment at the time of shooting.
The speed is automatically increased in dark places,
increasing the shutter speed and reducing shaking effects.
When
(High ISO Auto)* is selected, a speed higher than
when using
is selected. The shutter speed increases
even more, and blurriness from hand or subject movement
in a scene is less than when taken in
.
*
There may be an increase in noise, when compared to
.