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ADJUSTING THE IMAGE ON THE ADVANCED INTERFACE 87
To adjust the brightness and contrast:
1. Drag the Brightness slider to the left to make the item darker or to
the right to make the item lighter.
2. Drag the Contrast slider to the left to decrease the contrast or to
the right to increase the contrast.
You can also type a number directly into the brightness or contrast
setting boxes, or click the up and down arrows next to the box to
increase or decrease the setting.
3. Click Reset to return the settings to their original numbers
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,
saturation is the strength or purity of a color, and hue is the color your
eyes see as reflected from the image.
The following figure shows the color options.