Polarization splitting multiplexing device, optical system, and display unit
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United States of America Patent
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Sep 26, 2017
Grant Date -
Sep 3, 2015
app pub date -
Oct 25, 2013
filing date -
Nov 2, 2012
priority date (Note) -
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Abstract
An optical system is provided including a light source configured to emit a light; and a polarizing splitting multiplexing device including a first prism configured to split the light into two polarized light beams having different optical path lengths, and a second prism configured to combine the two polarized light beams. The first prism includes a first reflective surface and a first polarization splitting surface facing the first reflective surface, and the second prism includes a second reflective surface and a second polarization splitting surface facing the second reflective surface.
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