Adjusting Tone Curve - Canon MX520 series Online Manual

Adjusting Tone Curve

In ScanGear (scanner driver)'s Advanced Mode tab, click
Note
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.
Reading Tone Curves
With ScanGear, scanning images via a scanner is the input, and displaying to a monitor is the output.
"Tone Curve" shows the balance of tone input and output for each Channel.
(Tone Curve Settings).