Xerox XDM36405M-WU User Manual - Page 86

Adjusting Gamma, Saturation, and Color Hue, To adjust the color settings, Gamma, Color Hue, Reset

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Scanning from TWAIN Adjusting Gamma, Saturation, and Color Hue If you're using the Color Configuration to scan, you can adjust a group of color settings. Gamma controls the brightness of the color midtones. To adjust the color settings: • Drag the Gamma, Saturation, and Color Hue sliders to the left to decrease the settings or to the right to increase the settings. You can also type a number directly in the settings box for each option, or click the up or down arrows next to the settings boxes. You can also type a number directly into the setting boxes, or click the up and down arrows next to the boxes. Gamma-is the tone curve and the starting point for image enhancement. As you raise or lower the Gamma value, the values at which Color Saturation, Color Hue, Brightness and Contrast affect the image are changed. It is recommended that you keep the default Gamma value or adjust this setting before adjusting the other options. Saturation-the strength or purity of a color. Adjusting the saturation will affect how "gray" the tones of the color are without changing the overall brightness of the image. Color Hue-the color your eyes see as reflected from the image. It is color in the purest state without black or white. Adjusting the color hue changes the colors without affecting the darkness or lightness of the colors. • Click Reset to return the settings to their original numbers. The Saturation and Color Hue options do not apply to Grayscale scanning and are disabled when the Grayscale scanning option is selected. These options do not apply to Black & White scanning and are disabled when the Black & White scanning option is selected. DocuMate 3640 73 User's Guide

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Scanning from TWAIN
DocuMate 3640
User’s Guide
73
Adjusting Gamma, Saturation, and Color Hue
If you’re using the Color Configuration to scan, you can adjust a group of color settings. Gamma
controls the brightness of the color midtones.
To adjust the color settings:
•
Drag the
Gamma
,
Saturation
, and
Color Hue
sliders to the left to decrease the settings or to the
right to increase the settings. You can also type a number directly in the settings box for each
option, or click the up or down arrows next to the settings boxes.
You can also type a number directly into the setting boxes, or click the up and down arrows next to
the boxes.
Gamma
—is the tone curve and the starting point for image enhancement. As you raise or lower
the Gamma value, the values at which Color Saturation, Color Hue, Brightness and Contrast affect
the image are changed. It is recommended that you keep the default Gamma value or adjust this
setting before adjusting the other options.
Saturation
—the strength or purity of a color. Adjusting the saturation will affect how “gray” the
tones of the color are without changing the overall brightness of the image.
Color Hue
—the color your eyes see as reflected from the image. It is color in the purest state
without black or white. Adjusting the color hue changes the colors without affecting the darkness
or lightness of the colors.
•
Click
Reset
to return the settings to their original numbers.
The Saturation and Color Hue options do not apply to Grayscale scanning and are disabled when the
Grayscale scanning option is selected.
These options do not apply to Black & White scanning and are disabled when the Black & White
scanning option is selected.