Browse Prior Art Database

LIQUID CRYSTAL DISPLAY Disclosure Number: IPCOM000023125D
Original Publication Date: 1976-Oct-31
Included in the Prior Art Database: 2004-Mar-27

Publishing Venue

Xerox Disclosure Journal


The transformation of an optically negative liquid crystalline material to an optically positive state as disclosed in U.S. Patent 3,652,148 to Wysocki et al provides best image contrast when viewed between crossed polarizers,