When You Want To Remove Dots And Notches That Appear In Docu- Ments; When You Want To Remove Dots And Notches That Appear In Documents - Canon imageFORMULA DR-F120 User Manual

1
When you want to specify different scanning conditions for the
front and back pages of a document, select [Skip Blank Page]
or [Duplex] for [Scanning Side] on the [Basic] tab in advance.
2
Specify the number of scanning conditions to apply in [Stream
count of Front]. Up to three can be specified.
3
Select [Front 1st], and then open the other tabs and set the
scanning conditions.
Depending on the value specified for [Stream count of Front], configure
the remaining [Front 2nd] and [Front 3rd] in the same way.
4
When specifying the scanning conditions of the back,
configure the settings in the same way as described in 2 to 3.
In this case, specify [Stream count of Back], and then set the scanning
conditions for each of [Back 1st] to [Back 3rd].
The following shows the setting conditions that can be set in the
multistream settings.
Tab
[Basic] tab [Color mode] and [Dots per inch] (excluding
[Detect automatically] for both)
[Brightness] tab [Brightness] and [Contrast]
[Image processing] [Edge emphasis], [Color drop-out] and [Character
tab Emphasis]
[Feeding] tab None (all disabled)
[Others] tab None (only [Use MultiStream] is enabled)
Items that can be set
Practical Examples
When you want to remove dots and notches that appear
in documents
You can remove dots and notches protruding from object outlines
that appear in documents from scanned images.
 Select the [Erase Dot] check box to automatically remove iso-
lated black dots (3 x 3 dot size) from white backgrounds (or
white dots from black backgrounds).
 Select the [Erase Notch] check box to remove notches that pro-
trude from object outlines in scanned images.
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