Browse Prior Art Database

DOCUMENT EXPOSURE DEVICE INCLUDINC A MASKED FRESNEL REFLECTOR

IP.com Disclosure Number: IPCOM000023853D
Original Publication Date: 1979-Feb-28
Included in the Prior Art Database: 2004-Apr-01

Publishing Venue

Xerox Disclosure Journal

Abstract

According to the disclosure, as shown in Fig. 1, a scanning illumination system for a photocopier is indicated generally at 2 and includes a platen 3 disposed in an object plane, a photoreceptor drum 4 disposed in an image plane, a projection lens 5 located between the object and image planes, and first and second mirrors 6 and 7