Tunable Anti-Glare Filter
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
Feb 22, 2024
filing date -
Mar 15, 2023
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Abstract
A tunable anti-glare filter for adjusting an intensity of light passing through the tunable anti-glare filter and into a vehicle. The tunable anti-glare filter having a first polarized filter layer and a second polarized filter layer. The first polarized filter layer is configured to rotate about a center axis relative to a substrate. The second polarized filter layer is substantially parallel to the first polarized filter layer and is fixed relative to the substrate. The first polarized filter layer is configured to rotate between a first extreme position and a second extreme position that is shifted 90 degrees about the center axis.
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