16
5
Unsharp
Mask
This function helps to emphasize edges in the image
more clearly for an overall sharper image.
6
Dust
Removal
The dust removal function can remove dusts or scratch
marks without affecting the image composition.
7
De-noise
De-noise helps to remove small dots or specks appear
in the background of scanned document.
NOTE:
De-noise is enabled in “B/W” mode only.
8
Text
Enhancement
This function enhances the contrast between the texts
and the background for readability.
9
Punch
Holes
Removal
This function can remove the round-shaped punch holes
around the edges of the documents. The punch holes
around the edges are replaced with the color closest to
the document.
NOTE:
•
Punch holes will not be removed if the documents are placed
skewed and without cropping.
•
The shape of punch holes that is not round can not be removed.
•
Punch holes may not be removed if the holes overlap the text, lines
or graphics.
10
Background
Color
Smoothing
The Background Color Smoothing function allows to
smooth background color or remove it and make white.
Make White
Original
Make Smoothing
Original
Punch Holes Removal
Applied
Scanning Using ViiScan
(Continued)