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4-2 Using Special Effects
Modifying the TWAIN Configuration
When you click the Configuration button on the TWAIN
advanced screen, you see the following dialog box:
If you have performed a screen calibration (as described in
Chapter 2), you can enable it by selecting the Enable Screen
Calibration option.
To save the preview image so it reappears in the preview
window when you next open the advanced screen, select the
Save Preview Image and Settings option.
Use the Number of comparison samples pull-down menu to
select the number of samples (either 3 or 5) to display in the
preview area when you select the Comparison icon for any of the
special effects features described in this chapter. Comparison
samples let you select the image you prefer from a group of
preview images that use different settings.
You can also define the amount of variation between the settings
displayed in the comparison samples by selecting small,
medium, or large from the Variation between samples pull-
down menu.