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Chapter 2 Specifying the Scanner Settings
2
Specifying the Scanner Settings
Gamma Curve Settings
Sets the gamma curve.
The gamma curve setting uses gamma curve data prepared by the
user to adjust the output values (to the computer) relative to the input
values for 256 levels of brightness in the scanned image.
The gamma curve settings specified here are only valid if the Use
User Gamma option is checked in the Detail Settings dialog box (P.25).
1
Prepare gamma curve data matched to the gamma curve. (P.32
“Preparing Gamma Curve Data”)
2
Open the Gamma Curve Settings dialog box.
Only “Gray” can be selected from the Gamma Curve pull-down menu.
Always use the prepared gamma curve data to modify the gamma
curve.
3
Click [Download] and select the prepared gamma curve data.
The file extension for gamma curve data is “*.gmm”.
4
Click [Open] to download the gamma curve data and return to
the Gamma Settings dialog box.
The downloaded gamma curve data is stored in the scanner even when
it is switched off and remains valid until another set of gamma curve
data is downloaded.
NOTE
NOTE
NOTE
NOTE