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ADD LENS IRRADIANCE COMPENSATION WITH CHROMATIC CONTROL

IP.com Disclosure Number: IPCOM000024063D
Original Publication Date: 1979-Aug-31
Included in the Prior Art Database: 2004-Apr-02

Publishing Venue

Xerox Disclosure Journal

Abstract

The figure illustrates an exposure for a copier at a 1:1 magnification. A document to be copied is placed on platen 22. Lens 30 is positioned midway along the optical path 34 of the optical system and projects an image of the document onto an image plane 20 via a mirror 25. When changing to a second magnification, such as a