Canon A590 IS - Manual (Page 70)

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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.
Adjusting the ISO Speed
Available Shooting Modes p. 201
1
Adjust the ISO speed.
1. Press the button.
2. Use the or button to select
and the or button to change
the ISO speed.
• When you select (Auto) or
(High ISO Auto), the camera sets the optimal ISO speed for the
light level when shooting. As the ISO speed will automatically be
raised in dark places, shutter speed will increase, reducing
camera shake and subject blurring.
• Select to put priority on image quality.
• When you select , the camera also detects motion and sets
the optimum ISO speed. As the shutter speed becomes even
faster*, camera shake and blurred photos caused by subject
movement will be reduced even more than when shooting the
same scene in Auto.
* Noise may increase in the captured image compared to .
z The camera automatically applies noise reduction
processing when you shoot at a high ISO speed.
z If the camera is set at or , the ISO speed automatically
set by the camera will be displayed when pressing the
shutter button halfway or in playback information.