Avision AVA6 - Page 28

AVA6 User’s Manual
5-9
4.1.7 Enhancing Your Image
1. Descreen
Eliminates the
moire
patterns* commonly
found in printed
matter.
2. Sharpen
Sharpen the scanned
image.
Before Descreen After Descreen
Before Sharpen
After Sharpen
*Moire pattern: An undesirable pattern in a color printing
resulting from incorrect screen angle of overprinting halftone.
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