Preview Auto-Area
Automatically crops the scan area of the previewed document. This then
becomes the cropping area for all scanned documents until it is changed again.
Original Size
Select a size from the Paper Size list of frequently used scan sizes, including
card (4 x 2.5 in), Photo (5 x 3.5 in), Photo (6 x 4 in), B5, A5, A4, Letter, or your
current scan area, to perform an immediate selection of the scan size.
Units
Indicates the measuring unit in use (inch, cm, or pixel).
Descreen
Displays a drop-down list that allows you to specify the type of document you
are scanning in order to eliminate the moiré pattern* commonly found in
printed matter. You can specify "Newspaper," "Magazine," or "Catalog."
* An undesirable pattern resulting from the incorrect screen angle of the over-
printing halftone
Sharpen
Displays a drop-down list that allows you to specify a level of sharpening the
scanned image. You can specify "Light," "More," "Heavy," or "Extra Heavy."
42
TWAIN Driver Settings