PowerShot A3100 IS / PowerShot A3000 IS Camera User Guide

Changing the ISO Speed

Choose the ISO speed.

● After pressing the m button, press the op

buttons to choose .

Choose an option.

● Press the qr buttons to choose an option,

then press the m button.

X The setting you chose will display on the

screen.

Automatically adjusts the ISO speed to the Shooting mode and

shooting conditions.

Low

High

Fine weather conditions, outdoor shooting.

Cloudy, Twilight

Nightscapes, Dark interiors

Changing the ISO speed

• Lowering the ISO speed results in sharper images, but there may be an

increased chance of image blurring in certain shooting conditions.

• Raising the ISO speed results in a faster shutter speed, reducing

camera shake and letting the flash reach greater distances to the

subject. The images, however, will appear coarse.

• When the camera is set to , you can press the shutter button

halfway to display the automatically set ISO speed.

• In (p. 56), ISO speeds will automatically be set higher than in A

mode, depending on the scene.

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