Transmissive holographic optical element, method for generating the same, and screen device including transmissive holographic optical element
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United States of America Patent
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Nov 24, 2020
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Apr 23, 2018
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Apr 23, 2018
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Abstract
The present invention suggests a holographic optical element which forms a pattern according to a transmissive hologram recording method based on a multi-diverging object beam and a reference beam, a method for generating the same, and a screen device including the holographic optical element. The holographic optical element according to the present invention includes a base film and a pattern which is formed on the base film by using a transmissive hologram recording method based on a multi-diverging object beam and a reference beam.
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