Descreen - Microtek ScanMaker 35T Plus User Manual

Descreen

Descreen allows you to remove moiré patterns in images. A moiré is an undesirable
pattern in printing that results from incorrect screen angles of overprinting halftones.
Moirés usually result when you scan images taken directly from a magazine (instead of
scanning a continuous glossy photographic original or a transparency).
To use Descreen:
1
2
72 Microtek Scanner User's Guide (PC version)
Before Descreen
Choose the correct Descreen option.
• Choose Newspaper
newspaper).
• Choose Magazine
• Choose Art Magazine
dot pattern.
Remeber to reset the Descreen option to None after using the feature. Leaving the
Descreen feature on will slow down your future scans, in some instances signifi-
cantly especially if you're scanning a big file.
After Descreen
if the original image has a coarse dot pattern (like images in a
for images with a finer dot pattern.
for images with near-photographic quality with a very tight