Canon CanoScan N650U User Manual page 89

Glossary
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Glossary
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Crop
The action of selecting part of an image. The Crop button on the
ScanGear CS-U main window lets you select part of a preview image and
re-preview or scan only that selected part.
Curve chart
The graph displayed in the Tone tab settings for the Auto Tone, Contrast/
Brightness, Gamma, Histogram, and Special Tone Curves features. This
graph describes the relationship between the color characteristics of the
previewed image and the available feature settings.
Curve file
A file containing Special Tone Curve settings. (Tone tab-Special Tone
Curves)
Custom curves
A user-defined Special Tone Curve that may be saved in a file. (Tone tab-
Special Tone Curves)
Default
The preset factory settings on hardware or software.
Digitizing
The process of converting an image into computer-usable (digital)
information that can be saved as a file, printed, faxed, or otherwise
manipulated on your computer.
dpi
The abbreviation for dots per inch. The resolution of a monitor or printer
is measured in how many dots per horizontal inch it can display or print.
See also Pixel, Optical resolution, Resolution.
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