Canon CanoScan N670U CanoScan N670U/N676U/N1240U ScanGear CS-U 6.2 for Win/Mac - Page 46
Histogram Sheet, If you want to select one of the primary colors RGB for adjusting
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chapter 3 What is on the Screen? Contents Troubleshooting Glossary Index Histogram Sheet When the Histogram button is clicked, the Histogram sheet is displayed. Use the histogram to enhance an image when the image is either too light or too dark, like an overexposed or underexposed photograph. Increasing the darker tones with the histogram improves the contrast of the image. Channel If you want to select one of the primary colors (RGB) for adjusting the histogram, click the Channel down-arrow and select the color, or leave the setting at Master to adjust all colors. 46
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46
chapter 3
What is on the
Screen?
Troubleshooting
Glossary
Contents
Index
Histogram Sheet
When the Histogram button is clicked, the Histogram sheet is displayed.
Use the histogram to enhance an image when the image is either too light
or too dark, like an overexposed or underexposed photograph.
Increasing
the darker tones with the histogram improves the contrast of the image.
Channel
If you want to select one of the primary colors (RGB) for adjusting the
histogram, click the Channel down-arrow and select the color, or leave the
setting at Master to adjust all colors.