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VISIONEER ONETOUCH 8700 SCANNER INSTALLATION GUIDE
3. To adjust the sharpness, drag the Fidelity slider to the left to
decrease the sharpness or to the right to increase the sharpness.
You can also type a number directly into the sharpness setting box,
or click the up and down arrows next to the box to increase or
decrease the setting.
4. To limit or eliminate the amount of moire patterns, click Reduce
Moire.
Moire patterns are wavy, rippled lines that sometimes appear on the
scanned images of photographs or illustrations, particularly
newspaper and magazine illustrations.
To return the settings to their original amounts, click Reset.
A
DJUSTING
THE
B
RIGHTNESS
AND
C
ONTRAST
Sometimes an item is scanned with the brightness and contrast set to be
too light or too dark. For example, a note written with a light pencil
may need to be scanned darker to improve legibility.
The following figure shows the brightness and contrast options: