Device for displaying characters having a twisted nematic liquid

Details Device for displaying characters having a twisted nematic liquid Device for displaying characters having a twisted nematic liquid

1975-06-11

1976-11-30

Bauer, Edward S.

350150, G02F 113

Patent

active

039945650

ABSTRACT:
A device for displaying characters on a background of a different color which includes a liquid crystal having a twisted nematic configuration and two sources of polarized light of different colors the directions of polarization of which are at right angles to each other.

REFERENCES:
patent: 3863246 (1975-01-01), Trcka et al.

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