256 colors, Gray 256 scales – Xerox WorkCentre 470cx-9904 User Manual
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6-13
Additionally, a high color or true color graphics card is required to
adequately display the color information.
256 Colors
Images scanned in 256 Colors mode are scanned in a maximum of
256 colors. The quality is not as high as True Color, RGB, but it is
acceptable for most applications. File sizes are considerably
smaller than those of True Color, RGB. An A4-size 300-dpi 256
Color image may require 8 megabytes of storage space
(uncompressed). Photographs may be successfully scanned in 256
colors.
Gray 256 Scales
Images scanned in Gray 256 Scales mode are scanned in 256
shades of gray. If high quality copies of photographs or other
continuous tone originals are desired, Gray 256 Shades mode is
the best choice.
Gray 256 Scales provides accurate representation of black and
white, and intermediate gray shades between black and white, for
Gray 256
Scales
Halftone B/W
Lineart B/W
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