Liquid crystal display device

Details Liquid crystal display device Liquid crystal display device

1989-07-07

1991-02-26

Miller, Stanley D.

350337, 350347R, G02F 113

Patent

active

049957040

ABSTRACT:
The present invention discloses a liquid crystal display device including a liquid crystal cell, the liquid crystal cell including two substrates which are arranged substantially parallel to each other and have electrodes on opposing surfaces thereof, and a liquid crystal composition held between the substrates such that the liquid crystal molecules are arranged in a twisted mode, first and second polarizers arranged at both sides of the liquid crystal cell, and first and second optical delay plates arranged between the liquid crystal cell and the second polarizer, wherein assuming that a retardation value of the liquid crystal cell is given by:

REFERENCES:
patent: 3912369 (1975-10-01), Kashnow
patent: 4852976 (1989-08-01), Suzuki
patent: 4909606 (1990-03-01), Wada et al.

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