Digital light path length modulation
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United States of America Patent
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Oct 20, 2020
Grant Date -
Feb 15, 2018
app pub date -
Aug 12, 2016
filing date -
Aug 12, 2016
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Abstract
A system to adjust light path length utilizing a digital light path length modulator. The digital light path length modulator includes an optical path length extender (OPLE) with a plurality of polarization sensitive reflective elements and a polarization modulator. The OPLE has two light paths having different path lengths, so a light having a first polarization is directed through a first light path, and the light having a second polarization is directed through a second light path.
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