Polarization sensitive optical substrate
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United States of America Patent
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-
Nov 2, 2004
Grant Date -
Jun 10, 2004
app pub date -
Dec 4, 2002
filing date -
Dec 4, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A polarization sensitive optical substrate comprises a planar surface and a first thin film applied to the planar surface. The first film has a thickness of .lambda./4/h, where .lambda. is the wavelength of light incident upon the first film and n is the refractive index of the first film. A prismatic surface is optionally also thin film coated, and is in opposition to the planar surface.
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