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A-61510 January 2005 3-20
The Compression tab
The Compression tab allows you to compress image files.
Display window lists the available sides of an image that you can
define individual image processing values. If you have an i810 or i830
scanner, only Front Bi-tonal and Rear Bi-tonal will be displayed. If you
have an i820 or i840 scanner, Front Color, Rear Color, Front Bi-tonal
and Rear Bi-tonal will be displayed. For more information about these
selections, see the section entitled “Image outputs” in Chapter 1.
Compression the i800 Scanners can be configured via the host to
output bi-tonal and color/grayscale images in various supported formats
and resolutions independent of each other and each side of the image.
These options vary based on the type of scanner.
For bi-tonal scanning the following CCITT compressions are available:
• Group 3-1D
• Group 3-2D
• Group 4
• None