Chapter 7
ISIS/TWAIN Driver Settings
7-14
The availability of brightness and contrast settings are as follows according to the mode setting on
the [Basic] tab sheet.
✓
: Available for setting
— : Not available for setting, or automatically set
[Auto] Check Box
This check box is enabled when the scanning mode is [Black and White], and selecting it adjusts
brightness and contrast to match the document.
Brightness
Adjusts the brightness of images to be scanned.
☞
If images are too dark or if text on the back bleeds through, you can drag the slider to the right to
increase the setting.
☞
If images are too light, drag the slider to the left to decrease the setting.
☞
When the [Auto] check box is selected, the slider selects a brightness level to be used for
automatic adjustment.
Contrast
Adjusts the contrast of images to be scanned.
[Use Back Side Brightness] Check Box
If the brightness of the front and back of the document pages is different, select this to adjust only
the brightness of the back side.
[Use Back Side Contrast] Check Box
If the contrast of the front and back of the document pages is different, select this to adjust only the
contrast of the back side.
[Gamma] Button
This button opens the [Gamma Settings] dialog box, where you can adjust the gamma curve.
Scanning mode
Auto
Brightness
Contrast
Back Side
Brightness
Back Side
Contrast
Black and White
✓
✓
✓
✓
✓
Error Diffusion
—
✓
✓
✓
✓
Advanced Text Enhancement
—
✓
—
—
—
Advanced Text Enhancement II
—
✓
✓
—
—
High-Speed Text Enhancement
—
✓
✓
—
—
256-level Gray
—
✓
✓
✓
✓
24-bit Color
—
✓
✓
✓
✓
Auto Color Detection
—
✓
✓
✓
✓
Содержание imageFormula DR-6010C
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