Avision fb1210u 用户手册
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FB1210U User’s Manual 21
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.
16-bit Grayscale
Choose 16-bit Grayscale if you need to scan a B&W
photo.
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.
48-bit Color
48-bit Color reproduces your photo with more subtle
gradations of color yet it requires twice the disk
space of that of 24-bit Color.
1