6-14 Scanning
Chapter 6
4. In the Width and Length text boxes, enter the dimensions of your
source document.
Setting Black and White Options
If you select black and white as your scan mode, you can also select one of
the following black and white options from the C80/C70 tab:
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Threshold
The Threshold option provides a high contrast evaluation of the image
in terms of blacks and whites only. This option is useful when
scanning documents with text.
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❏
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Halftone
The Halftone option simulates the tonal range of an image with a
precise pattern of lines and dots. This option is useful when scanning
documents with many shades of grey.
To set a black and white option:
1. Click the C80/C70 tab.
2. In the Black & White Options list, select Threshold or Halftone.
Содержание MultiPass C80
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Страница 259: ...Chapter 7 Working with Documents in the Desktop Manager 7 65 Working with Documents in the Desktop Manager ...
Страница 260: ...7 66 Working with Documents in the Desktop Manager Chapter 7 ...