Epson 600 User Manual page 51

Advanced Scanning
To modify a color channel:
Deselected Colors
1. Select the color channel to modify by clicking on it.
2. Make your modifications.
Selected Color
How To Use the Tone Curve Sliders
The sliders at the bottom of the dialog box provide an
easy way to adjust the tone curve.
Each slider has a value of 0 at the middle setting.
Moving to the right increases the value positively;
moving to the left gives a minus value (-1, -2, etc.).
You can also adjust the value by typing in a number or
negative number in the numeric value field next to
each slider.
Adjust one or more of the following sliders until the
desired result is achieved:
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