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1.4 How to Use Scanner Drivers
fi-5530C2 Image Scanner Operator’s Guide 23
BASIC SCANNER OPERATIONS
1
[Gamma] Tab
Pattern
Specifies how to correct Gamma. You can select a pattern from [Normal], [Soft],
[Sharp], [Custom], [Download] and [Bright].
Custom Properties
You can specify custom properties (Gamma, Brightness, Contrast, Shadow, and
Highlight) only when you select [Custom] as a Gamma pattern. Type in a numerical
value in each box or click the forward/backward arrows to increase/decrease the
numerical value. Of those items, [Shadow] and [Highlight] can be specified only
when a Color or Grayscale setting is selected under [Mode].