Avision AV100III - Manual (Page 19)

4-3
4.1 Image Type
You can select the Type menu for the mode you want to use with
your document or image.
Line art
Line art includes only black and white areas.
There are no intermediate shades of gray in
between.
Halftone
Halftone simulates different shades of gray by
varying the threshold value of a matrix.
Error Diffusion
While taking up but a minimum storage space,
error diffusion gives good image texture and
excellent image details.
Gray (256 levels gray scale)
Scanner recognizes each point in the image as a
shade of gray (continuous tone). 8-bit gray gives
more detailed information about the image.
True Color (16.7 million colors)
Color image have continuous tones along with its
color hues.