Plustek SmartOffice PS286 Plus User Manual page 64

16 TWAIN Help
black and then redistributes the intermediate pixel values proportionately.
In general, the Auto Density feature gives good results when a simple contrast
adjustment is needed to enhance an image with an average distribution of pixel
values; however, this feature does not provide the more precise control that can be
achieved by adjusting the Histogram controls manually.
Page Settings area, located at the lower part of the Main Settings tab, displays the
current settings for image orientation and photo negative effect.
If the current settings don't meet your needs, click the Configure button to
open a dialog box where you may adjust settings as desired.
On the middle part of the Page Settings dialog box are two viewers. The left
viewer shows the original image. The effects for settings you change in this
window appear on the right viewer immediately.
Results of rotating and flipping will only appear in the scan result,
but not be shown on the prescanned image in the
Flip Page Rotation
When you scan double-sided documents, this setting specifies the rotation
direction of the rear-side pages.
· Book: Outputs both sides of the scanned images without rotation. Choose
this option to scan documents bound on the right or left side.
· Fanfold: Outputs both sides of the scanned images and rotates the rear-
side scanned images 180º. Choose this option to scan documents which
front-side and rear-side pages are printed conversely.
Tick the check box to enable the function of Prompt for confirming flip
page rotation method. After this function is enabled, the dialog page will
Preview Window.
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