Patent · US Expired

Display having an orientation treatment between 0.degree. and 15.degree. to the spacer wall

US4720173A · kind A · utility

59Cited by
8References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 1985
Grant dateJan 19, 1988
Priority date
Expiry dateFeb 27, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/141
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An optical modulation device comprises a pair of base plates and a ferroelectric liquid crystal sandwiched therebetween. A plurality of structural members each having side walls are arranged in the form of stripes on one of the pair of base plates. A monoaxial treatment is applied to at least one of the pair of base plates in a direction parallel with or perpendicular to the extension direction of the abovementioned plurality of structural members.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.