Channel - Plustek SmartOffice PS286 Plus User Manual

The TWAIN Interface 25
· Click the arrow signs on the right and left ends.
The current value is shown to right of each scroll bar.
Hue
Hue is the wavelength of a color. Altering the hue changes the base color of an
image.
Saturation
Saturation represents the pureness of a color. Altering the saturation makes the
colors more intense or washed out.
Lightness
Lightness defines the amount of white or black in a color. Altering the lightness
affects the brightness of the image.
Default
Clicking the Default button on the lower right corner revert the settings to its original
values and discard all adjustments you have made.
This feature is available only when Color is selected as
Scan Mode.
2.2.2.8

Channel

Along the top of the Gamma and Histogram tabs is the Color Channel selection.
This can be useful in comparing color ranges between the color values, and in
identifying methods when editing specific areas.
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