Canon DR-4010C Scanner User Manual


 
Chapter 7 ISIS/TWAIN Driver Settings
7-15
[Gamma Settings] Dialog Box
Use the [Gamma Settings] dialog box to adjust the gamma correction value.
[Custom] Check Box
Select this check box to set custom gamma correction.
When [Custom] gamma setting is selected, all settings on the [Brightness] tab sheet are made
automatically.
Select
Select the side and color for custom setting.
The color bar and color of the sample image are changed to show the specified color.
Input method
Select the setting method for gamma correction.
[Factor]
Move the slider left or right to adjust gamma correction factor between 0.2 and 5.0.
The gamma correction value, Gamma Curve Graph and sample image color are interlinked.
Clicking at a point in the Gamma Curve Graph with your mouse changes the gamma curve and
color of the sample image to match that point.