Avision AD340GWN User Manual
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User’s Manual4-314.5 The Color Dropout Tab4.5.1 Color Dropout SelectionThe [Color Dropout] tab allows you to select either green, red,blue, or a color of your choice to remove the details of theselected color from a scanned image. This feature is used tosharpen your text when using OCR (Optical CharacterRecognition) software. Note this feature applies only to the grayor black and white image.Choice: None, Auto, Remove Red, Remove Green, RemoveBlue, Custom- None: Does not remove any color.- Auto: Automatically outputs the image with the details ofthe primary color removed.- Remove Red/Remove Green/Remove Blue: Outputs theimage with the details of the specified color removed.- Custom: Specify the color you wish to remove by enteringits RGB (Red, Green, and Blue) value respectively.Advanced Options:- Quality Mode: Range: 0~20. Default: 10When [Quality Mode] is selected, you can determine the colorto be dropped out using the [Filter Threshold] slider. A lowervalue will drop more of the selected color out, while a highervalue will leave more of the selected color in.- Normal Mode: Use an optimized setting to determine thecolor. |
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