Epson Expression 13000XL - Gamma; Threshold; Unsharp Mask

Gamma
You can adjust the gamma (brightness of the intermediate range) for the whole image. If the image is
too light or too dark, you can adjust the brightness.
Note:
is feature is not available depending on the settings on the Main Settings tab > Image Type or the settings
on the Advanced Settings tab.
Threshold
You can adjust the border for monochrome binary (black and white). Increase the threshold, the
black color area becomes larger. Decrease the threshold, the white color area becomes larger.
Note:
is feature may not be available depending on the settings on the Main Settings tab > Image Type or the
settings on the Advanced Settings tab.
Unsharp Mask
You can enhance and sharpen the outlines of the image.
Note:
is feature is not available when selecting the Main Settings tab > Image Type > Black & White.
Advanced Scanning > Image Adjustment Features for Document Mode
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