Ricoh ISO1 Operation Manual - Page 71

Gamma correction

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SCANNER FEATURES Gamma correction Function Selects the following gamma correction settings: Normal - emphasizes contrast slightly to improve a scanned image. Sharp - emphasizes contrast to sharpen an image. Smooth - weakens contrast to soften an image. Linear - outputs an image as scanned. User defined - loads user gamma correction curve into the scanner. Usage Select one of the above settings, depending on your original and output device. When you want to perform fine correction of an image, select the "User defined" setting to load your own gamma correction curve to the scanner. A-13

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SCANNER FEATURES
A-13
Gamma correction
Function
Selects the following gamma correction settings:
Normal
- emphasizes contrast slightly to improve a scanned image.
Sharp
- emphasizes contrast to sharpen an image.
Smooth
- weakens contrast to soften an image.
Linear
- outputs an image as scanned.
User defined
- loads user gamma correction curve into the
scanner.
Usage
Select one of the above settings, depending on your original and
output device. When you want to perform fine correction of an
image, select the “User defined” setting to load your own gamma
correction curve to the scanner.