User’s Manual
Fixed Processing: Used for
black-and-white and other high contrast
documents. A single level is set to
determine the black-and-white transition.
The threshold is programmable over the
entire density range. Fixed Processing
sets Contrast to 0. If Fixed Processing is
selected, Contrast is not available.
Halftone: In addition to the black and
white display, Halftone can present a
somehow gray shade of image by using
different size of dots. Halftone image looks
like the picture we have seen in the
newspaper. Options include Halftone 1,
Halftone 2, Halftone 3, Halftone 4,
Halftone 5.
Error Diffusion: Error Diffusion is a type
of Halftone. Error Diffusion gives good
image texture and makes text in images
more readable than Halftone.
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