Adjusting Brightness And Contrast - Canon MX450 series Online Manual

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.
Note
Only Grayscale will be displayed in Channel when Color Mode is Grayscale.
(Brightness/Contrast).
(Up arrow) to return to the previous view.