LIQUID CRYSTALLINE DISPLAY ILLUMINATION SYSTEM
Original Publication Date: 1977-Apr-30
Included in the Prior Art Database: 2004-Mar-29
Xerox Disclosure Journal
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.