Adjusting Tone Curve
You can adjust the brightness of an image by selecting the type of graph (tone curve) showing the balance
of tone input and output, via
(Tone Curve Settings) in ScanGear (scanner driver)'s
Advanced Mode
tab.
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
.
152
Summary of Contents for CanoScan LiDE 220
Page 20: ...Safety Guide Safety Precautions Regulatory and Safety Information 20 ...
Page 27: ...Placing Items Place the Item on the Platen Items You Can Place How to Place Items 27 ...
Page 38: ...Scanning Scanning from a Computer Scanning Using the Scanner Buttons 38 ...
Page 97: ...Defaults You can restore the settings in the displayed screen to the default settings 97 ...
Page 106: ...Defaults You can restore the settings in the displayed screen to the default settings 106 ...
Page 141: ...141 ...
Page 214: ...6 Click Scan When scanning is completed the scanned image appears in the application 214 ...