Canon PIXMA MG2120 User Manual - Page 458

Adjusting Histogram Page 458 of 731 pages Home > Scanning > Scanning from a Computer > Scanning with Other Application Software (ScanGear) > Correcting Images and Adjusting Colors with ScanGear (Scanner Driver) > Adjusting Histogram S305 Adjusting Histogram In ScanGear (scanner driver)'s Advanced Mode tab, click (Histogram). Note Click Defaults to reset all adjustments in the current window. Channel Each dot of an image is a mixture of Red, Green, and Blue in various proportions (gradation). These colors can be adjusted individually as a "channel." Master Adjust the Red, Green, and Blue combined. Red Adjust the Red channel. Green Adjust the Green channel. Blue Adjust the Blue channel. Note Only Grayscale will be displayed in Channel when Color Mode is Grayscale. Reading Histograms You can see the histogram of a specified area for each Channel. The higher the histogram peak, the more data is distributed to that level.