Avision iVina_FB1210U - Manual (Page 27)

FB1210U User’s Manual 27
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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