OPTICAL ARTICLE WITH A HOLOGRAPHIC WAVEGUIDE
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United States of America Patent
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Issued Date -
Aug 8, 2024
app pub date -
Apr 19, 2024
filing date -
Jul 25, 2017
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Abstract
An optical article including a substrate, and a holographic waveguide covering at least part of the substrate and including two main surfaces, at least one of them conforming to a surface of the substrate, and at least first and second zones that are configured so that light incoming on one of the first and second zones is at least partially guided towards the other of the first and second zones.
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