Canon PowerShot A2500 - Manual (Page 50)

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Cover
Preliminary Notes and
Legal Information
Contents:
Basic Operations
Advanced Guide
Camera Basics
Smart Auto
Mode
Other Shooting
Modes
P Mode
Setting Menu
Accessories
Appendix
Index
Basic Guide
Playback Mode
Still Images
Correcting Image Brightness (i-Contrast)
Before shooting, excessively bright or dark image areas (such as faces or
backgrounds) can be detected and automatically adjusted to the optimal
brightness. Insufficient overall image contrast can also be automatically
corrected before shooting to make subjects stand out better.
z z Press the < n> button, choose
[i-Contrast] on the [ 4] tab, and then
choose [Auto] ( = 26).
X X Once the setting is complete, [ @] is
displayed.
• Under some shooting conditions, correction may be inaccurate or
may cause images to appear grainy.
• You can also correct existing images ( = 70).
Still Images
Changing the ISO Speed
z z Press the < m> button, choose [ ] in
the menu, and choose the desired option
( = 25).
X X The option you configured is now
displayed.
Automatically adjusts the ISO speed to suit the shooting mode and
conditions.
Low
High
For shooting outdoors in fair weather.
For shooting in cloudy conditions, or at twilight.
For shooting night scenes, or in dark rooms.
• To view the automatically set ISO speed when the camera is set to [ ], press
the shutter button halfway.
• Although choosing a lower ISO speed may reduce image graininess, there
may be a greater risk of subject blurriness in some shooting conditions.
• Choosing a higher ISO speed will increase shutter speed, which may reduce
subject blurriness and increase the flash range. However, shots may look
grainy.