Previewing The Image - Canon MP-C635 User Manual

The measurements of the area that you have selected are indicated at the
bottom of the Preview window. The scaled selection measurements are
indicated on the ScanTastic Control panel. You can refer to these
numbers while selecting an area to scan.
Changing the Unit of Measure
You can use the Units pop-up menu to change the units of measure
used to display images.
Select Inches, Picas, Points, Centimeters, Millimeters, or Pixels.

Previewing the Image

To preview an image, place a document in the Automatic Document
Feeder (ADF) and click the Prescan button. The image appears in the
Preview window:
6-6 Scanning With the MultiPASS C635 Chapter 6