Patent Number: 6,333,498

Title: Reduction of integrating cavity effect in scanners using polarizing filters

Abstract: The integrating cavity effect is reduced by using a polarizing filter. The polarizing filter reduces the secondary illumination onto a document being scanned. The filter is placed at the opening to the cavity of the scanner. The sum effects of using a polarizing filter reduces the integrating cavity effect by a factor of 2.

Inventors: Schweid; Stuart A. (Pittsford, NY)

Assignee: Xerox Corporation

International Classification: H04N 1/028 (20060101); H01L 027/00 ()

Expiration Date: 12/25/2018