Canon 2921B002 On-screen Manual

Contents

Canon 2921B002 On-screen Manual Manual pdf 537 page image

Advanced Guide > Scanning > Scanning with Other Application Software > Correcting Images and Adjusting Colors withScanGear (Scanner Driver) > Adjusting Tone CurveAdjusting Tone CurveIn ScanGear's Advanced Mode, click (Tone Curve Settings).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 (scanner driver), scanning images via a scanner is the input, and displaying to a monitoris the output. Tone Curve shows the balance of tone input and output for each Channel.Page 537 of 815 pagesAdjusting Tone Curve