Canon CanoScan D660U ScanGear CS-U 5.8 User's Guide - Page 44

Contrast/Brightness Sheet, Channel, Contrast, Brightness

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chapter 4 What is on the Screen? Top Page Glossary Contents Index Contrast/Brightness Sheet When the Contrast/Brightness button is clicked, the Contrast/Brightness sheet is displayed. The shape of the tone curve changes to reflect the current Contrast/ Brightness setting for the current Channel, and the image in the Preview Area changes to reflect the adjustment. Channel If you want to select one of the primary colors (RGB) for adjusting the contrast or brightness, click the Channel down-arrow and select the color, or leave the settings at Master to adjust all the colors. Contrast Drag the Contrast slider to the left to decrease the contrast of the image or to the right to increase the contrast of the image. Brightness Drag the Brightness slider to the left to darken the image or to the right to lighten the image. 44

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44
chapter 4
What is on the
Screen?
Top
Page
Glossary
Contents
Index
Contrast/Brightness Sheet
When the Contrast/Brightness button is clicked, the Contrast/Brightness
sheet is displayed.
The shape of the tone curve changes to reflect the current Contrast/
Brightness setting for the current Channel, and the image in the Preview
Area changes to reflect the adjustment.
Channel
If you want to select one of the primary colors (RGB) for adjusting the
contrast or brightness, click the Channel down-arrow and select the
color, or leave the settings at Master to adjust all the colors.
Contrast
Drag the Contrast slider to the left to decrease the contrast of the image
or to the right to increase the contrast of the image.
Brightness
Drag the Brightness slider to the left to darken the image or to the right
to lighten the image.