92 Scanning Using the Document Table
Unsharp Mask Filter Home: Automatically applied.
Office and Professional: Turn on to make the
edges of image areas clearer for an overall
sharper image. The level of sharpness is
adjustable. Turn off to leave softer edges.
Descreening Filter Home, Office, and Professional:
Removes the rippled pattern that can appear in
subtly shaded image areas, such as in skin tones.
Also improves results when scanning magazine
or newspaper images which include screening in
their original print processes. The results of the
Descreening Filter do not appear in the preview
image, only in your scanned image.
Histogram Professional only:
Provides a graphical interface for adjusting
highlight, shadow, and gamma levels
individually. For advanced users only.
Click the Histogram Adjustment button to use
the Histogram settings.
Tone Correction Professional only:
Provides a graphical interface for adjusting tone
levels individually. For advanced users only.
Click the Tone Correction button to use the
Tone Correction settings.
Color Palette Professional only:
Provides a graphical interface for adjusting
mid-tone levels, such as skin tones, without
affecting the highlight and shadow areas of the
image. For advanced users only.
Click the Color Palette button to use the
Color Palette settings.
Threshold Home, Office, and Professional:
Adjusts the level at which the black areas in text
and line art are delineated, improving text
recognition in OCR programs. (Available only
when you select Black & White as the Image Type
setting.)
In Home Mode, click the Brightness button to
access the Threshold setting.
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