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Liquid crystal device
It is therefore an object of the present invention to provide a liquid crystal display which can be manufactured at a high yield. It is another object of the present ...
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Method for improvidng the spatial resolution in an integrated adaptive optics apparatus
The present invention, by improving the resolving capability of a liquid crystal liquid valve adaptive optics system, accomplishes a major technological advancement by ...
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Local reference beam generator
It is an object of the present invention to provide an improved spatial filter and beam generator in which phase variations are filtered from an incident optical beam, ...
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Bidirectional optical space switch
A paper to entitled "4.times.4 optical--Gate matrix switch" by A. Himeno and M. Kobayashi (Journal of lightwave Technology Vol LT-3 No. 2 April '85) discloses an optical ...
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Polarization-insensitive fabry-perot tunable filter
OF THE INVENTION This invention relates to optical filters that are polarization-insensitive (i.e., polarization-independent) in which spectral filtering is not ...
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Optical connector
It is an object of the present invention to provide an optical connector which does not require any bending of the leads of an optical element. Another object of the ...
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Biphenyl esters and liquid crystalline mixtures comprising them
What is claimed is: 1. A liquid crystalline mixture comprising two or more nematic liquid crystalline compounds, at least one of which is a biphenyl ester of the formula ...
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Optical phase filter using liquid crystal
OF THE PREFERRED EMBODIMENTS In FIG. 4, 4 is an optical phase filter using liquid crystals, 5 and 6 are glass substrates. On the surfaces of said glass substrates 5 and ...
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Twisted nematic liquid crystal display device
The present invention relates to a twisted nematic liquid crystal display device comprising a first transparent electrode which has been subjected to orientation ...
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Complex spatial modulator
What is claimed is: 1. An apparatus for effecting both amplitude and phase spatial modulation of a coherent light beam, comprising, a first birefringent crystal ...
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