Color display using supertwisted nematic liquid crystal material

Optical: systems and elements – Holographic system or element – Using a hologram as an optical element

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359 64, 359 73, 359 93, G02F 113

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050509659

ABSTRACT:
A color display is formed by stacking two or more birefringent elements that are tuned to provide different spectral characteristics, and operating each of the elements independently.

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