Liquid crystal wave division device

Details Liquid crystal wave division device Liquid crystal wave division device

1985-11-05

1989-03-21

Corbin, John K.

350337, 350347R, 350348, G02F 1133

Patent

active

048137693

ABSTRACT:
A liquid crystal wave division device includes first and second polarization changing cells, the polarization changing cells utilize homogeneously aligned nematic liquid crystal material to effect the change of polarization of a preselected frequency portion of a multifrequency incident light beam.

REFERENCES:
patent: 4232948 (1980-11-01), Shanks
patent: 4461542 (1984-07-01), Gagnon
patent: 4478494 (1984-10-01), Soref
J. Appl. Phys., vol. 44, No. 11, Nov. 1973, p. 4799, Scheffer, T. J., "New Multicolor Liquid Crystal Displays that use a Twisted Nematic Electro-Optical Cell", 350/347R.
Chabicovsky et al., "Liquid Crystal Cells with Special Electrodes for Generation of Uniform Colors by Optical Birefringence," Conference Record of 1976 Biennial Display Conference of the Sid, Oct. 1976, p. 61, 350/347R.

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