Browse Prior Art Database

Illumination System

IP.com Disclosure Number: IPCOM000053357D
Original Publication Date: 1980-Jan-01
Included in the Prior Art Database: 2005-Feb-12

Publishing Venue

IBM

Related People

Authors:
Chunn, TA [+details]

Abstract

Uniform irradiance is obtained at the image plane of a lens imaging system located off-center of the document glass of an electrophotographic copier by placing two linear zenon lamps at specific angles to the document glass plane.