Changing the threshold – Apple Color OneScanner 600/27 User Manual
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8
To return to the Apple Color OneScanner dialog box, click Apply.
If you want to return the image to its original state, click Revert.
9
When the settings are the way you want them, click Scan.
The image is scanned using the settings you chose.
Changing the threshold
You can customize scanned images by resetting the threshold. Threshold is
a measure of the darkest dark colors and the brightest light colors. In a
black-and-white image, threshold is the point at which a dark color becomes
black and a light color becomes white.
To change the threshold:
1
In the Dispatcher window, click Scan to open the Apple Color OneScanner dialog box.
2
Click Preview.
3
Drag to select the portion of the image you want to scan.
4
Click Threshold.
The Threshold dialog box opens.
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Scanning Images
Highlight dropper
Zoom
Shadow dropper
Grabber