Avision AV210 - Manual (Page 23)

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4.1.2 Selecting a Proper Image Type
1. Image Type
Please see following table
for a choice of an ideal
image type.
Black & White
Choose B&W if your original contains only B&W
text, pencil or ink sketch.
Halftone Halftones are reproduction of image that gives
the illusion gray. An example of halftone imaged
would be the pictures you see in newspapers.
8-bit Gray 8-bit Gray images contain actual shades of gray.
8-bit Color 8-bit Color image provides 256 levels of color
hues.
24-bit Color Choose 24-bit Color if you wish to scan a color
image.
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