Advanced Guide > Scanning > Scanning with Other Application Software > Correcting Images and Adjusting Colors withScanGear (Scanner Driver) > Adjusting Tone CurveAdjusting Tone CurveIn ScanGear (scanner driver)'s Advanced Mode tab, click (Tone Curve Settings).NoteClick Defaults to reset all adjustments in the current window.ChannelEach dot of an image is a mixture of Red, Green and Blue in various proportions (gradation). Thesecolors can be adjusted individually as a "channel."MasterAdjust the Red, Green and Blue combined.RedAdjust the Red channel.GreenAdjust the Green channel.BlueAdjust the Blue channel.NoteOnly Grayscale will be displayed in Channel when Color Mode is Grayscale.Reading Tone CurvesWith ScanGear, scanning images via a scanner is the input, and displaying to a monitor is the output."Tone Curve" shows the balance of tone input and output for each Channel.Page 579 of 973 pagesAdjusting Tone Curve