Canon PowerShot ELPH 190 IS Blue 手册

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页码 282
85
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 Contents
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 Chapter Contents
Still Images
Changing the ISO Speed
Set the ISO speed to [AUTO] for automatic adjustment to suit the 
shooting mode and conditions. Otherwise, set a higher ISO speed 
for higher sensitivity, or a lower value for lower sensitivity.
z
z
Press the [ ] button, choose 
[ ] in the menu, and choose 
the desired option (
z
z
The option you configured is 
now displayed.
To view the automatically determined ISO speed when you have set 
the ISO speed to [AUTO], press the shutter button halfway.
Although choosing a lower ISO speed may reduce image 
graininess, there may be a greater risk of subject and camera 
shake in some shooting conditions.
Choosing a higher ISO speed will increase shutter speed, which 
may reduce subject and camera shake and increase the flash 
range. However, shots may look grainy.