User’s Manual
4-13
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.
Halftone Image
Содержание AD345G Series
Страница 1: ...Document Scanner User s Manual Regulatory model FF 2010B Avision Inc ...
Страница 40: ...User s Manual 3 3 Document Feeding 1 Unfold the document feeder and its extension 2 Raise the paper stopper ...
Страница 58: ...User s Manual 4 5 ...
Страница 67: ...User s Manual 4 14 Error Diffusion Image Dynamic Threshold Dynamic Threshold AD ...
Страница 70: ...User s Manual 4 17 Normal Photo Document Threshold 230 Normal Photo Document Threshold 230 ...
Страница 83: ...User s Manual 4 30 The Compression tab dialog box ...
Страница 87: ...User s Manual 4 34 The Color Dropout dialog box ...
Страница 115: ...User s Manual 4 62 4 10 The Rotation Tab The Rotation tab allows you to set the following image rotating options ...
Страница 152: ...User s Manual 7 13 The thumbnail view and file name ...
Страница 155: ...User s Manual 8 3 5 Press and wipe the rollers one by one Rotate the roller until the surfaces are completely cleaned ...
Страница 168: ...User s Manual 8 16 3 Move belt UP as indicated 4 Move the tab of the ADF roller DOWN as indicated ...