OPTICAL CONSTRUCTION
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United States of America Patent
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Issued Date -
May 23, 2024
app pub date -
Mar 10, 2022
filing date -
Mar 16, 2021
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Abstract
An optical construction includes a lens film having a plurality of optically transparent first beads at least partially embedded in a first layer. A light blocking second layer is disposed on the lens film and defines a plurality of through openings therein extending at least partially between opposite major top and bottom surfaces of the second layer. The through openings are aligned to the first beads in a one-to-one correspondence.
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