Canon CanoScan D646U CanoScan D646U Plug-in Module CS-U 4.0 for Mac Guide - Page 35
Step 3
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STEP 3 Adjusting Scanned Images Scanned images may be corrected for brightness and color tone or edited in a variety of ways. The potential adjustments vary with the scan mode utilized in the preview. Adjustments to the scanned image may be made after the image is previewed. Grayscale, Color: s Tone Adjustment s Histogram Settings s Tone Curve Settings s Brightness and Contrast Settings s Adjusting the Color Balance s Gamma Value Settings Black & White: s Adjusting the Threshold Value Color: s Auto Tone Correction s Unsharp Mask s Descreen s Saving/Recalling Settings s Scanning Techniques 35 p. 36 p. 37 p. 40 p. 43 p. 45 p. 46 p. 48 p. 49 p. 50 p. 51 p. 52 p. 54
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Adjusting Scanned Images
Scanned images may be corrected for brightness and color tone
or edited in a variety of ways.
The potential adjustments vary with the scan mode utilized in the preview.
Adjustments to the scanned image may be made after the image is previewed.
Grayscale, Color:
■
Tone Adjustment
p. 36
■
Histogram Settings
p. 37
■
Tone Curve Settings
p. 40
■
Brightness and Contrast Settings
p. 43
■
Adjusting the Color Balance
p. 45
■
Gamma Value Settings
p. 46
Black & White:
■
Adjusting the Threshold Value
p. 48
Color:
■
Auto Tone Correction
p. 49
■
Unsharp Mask
p. 50
■
Descreen
p. 51
■
Saving/Recalling Settings
p. 52
■
Scanning Techniques
p. 54