Canon PowerShot A530 用户手册

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页码 139
56
* PowerShot A540 only
Custom
For recording with the optimal white balance 
data memorized in the camera from a white-
colored object, such as white paper or cloth.
The white balance setting cannot be adjusted when 
 or 
 
is selected for My Colors, or when 
 or 
 is selected for 
Movie Shooting.
Using the Custom White Balance
You can set a custom white balance to obtain the optimal 
setting for the shooting conditions by having the camera 
evaluate an object, such as a piece of white paper or cloth, or 
a photo-quality gray card that you wish to establish as the 
standard white color.
In particular, take a custom white balance reading for the 
following situations that are difficult for the 
 
(Auto) setting 
to detect correctly.
!
Shooting close-ups (Macro)
!
Shooting subjects of monotone color (such as sky, sea or 
forest)
!
Shooting with a peculiar source of light (such as a mercury-
vapor lamp)
1
FUNC. Menu
* (Auto)
 (Custom).
See Menus and Settings 
.
* Default setting.