Avision AV363C - Manual (Page 18)

4-3
4.1. Image Type
AV363C provides five image types as explain in below:
Line art
Error Diffusion
Halftone
Scanning Source Gray Scale
Color
Scanning Source
Two scanning sources are provided- flatbed and
transparency.
Line art
Line art presents the image in black and white and
there are no intermediate shades of gray in
between.
Halftone
In addition to the black and white display,
Halftone can present a somehow gray shade of
image by using different size of dots.
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)
Gray presents a 256 shades of gray in an image.