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LIQUID CRYSTALLINE DISPLAY ILLUMINATION SYSTEM

IP.com Disclosure Number: IPCOM000023264D
Original Publication Date: 1977-Apr-30
Included in the Prior Art Database: 2004-Mar-29

Publishing Venue

Xerox Disclosure Journal

Abstract

Electro-optic cells employing the cholesteric to nematic phase transition in a liquid crystalline layer and placed between orthogonal linear polarizers are provided with larger viewing angles and minimized birefringerice effects by use of the pre-sented proposed illumination system.