Canon Pixma MP495 Series On-Screen Manual page 522

Adjusting Brightness and Contrast
> >
Advanced Guide Scanning
ScanGear (Scanner Driver) > Adjusting Brightness and Contrast
S304
Adjusting Brightness and Contrast
In ScanGear (scanner driver)'s Advanced Mode tab, click
Note
Click (Down arrow) to switch to detailed view. Click
Click Defaults to reset all adjustments in the current window.
Channel
Each dot of an image is a mixture of Red, Green and Blue in various proportions (gradation). These
colors can be adjusted individually as a "channel."
Master
Adjust the Red, Green and Blue combined.
Red
Adjust the Red channel.
Green
Adjust the Green channel.
Blue
Adjust the Blue channel.
Scanning with Other Application Software >
Correcting Images and Adjusting Colors with
(Brightness/Contrast).
(Up arrow) to return to the previous view.
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