Liquid crystal display

US6372309B1 · kind B1 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Uwe Claussen · Leverkusen, DE
• Serguei Kostromine · Rheinbach, DE
• Ralf Neigl · Leverkusen, DE

Key dates

• Filing date: Aug 17, 1999
• Grant date: Apr 16, 2002
• Expiry date: Aug 17, 2019

Classification

• Technology area (CPC G): Physics
• CPC primary: G02F1/13363
• WIPO field: Optics
• WIPO sector: Instruments

Abstract

Liquid crystal displays in which the phase compensation layer comprises an amorphous optically anisotropic polymer, the optical anisotropy being written in, by irradiation with polarized light, in the pre-selected manner according to size and direction.