Light-reflecting analytical device

Details Light-reflecting analytical device Light-reflecting analytical device

1976-02-17

1977-09-27

Corbin, John K.

Optics: measuring and testing

Refraction testing

Prism engaging specimen

350160LC, 356210, 356244, G01N 2100

Patent

active

040508200

ABSTRACT:
A device is disclosed for spectral analysis of light reflected from liquid crystal materials. The device includes a light source, a liquid crystal material stage, and a scattered light receiving screen. In operation, the liquid crystal material stage and the scattered light receiving screen are submerged in a liquid having an index of refraction greater than about 1.2.

REFERENCES:
patent: 3523738 (1970-08-01), Chisholm
patent: 3758195 (1973-09-01), Hedman, Jr. et al.
Dixon et al., "Thermal Hysteresis in Cholesteric Color Responses", Molecular Crystals and Liquid Crystals, vol. 10, No. 3, pp. 317-325, 1970.

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