Polarized light emitting device for illuminating a display
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United States of America Patent
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-
Nov 1, 2005
Grant Date -
Oct 2, 2003
app pub date -
Mar 27, 2003
filing date -
Mar 29, 2002
priority date (Note) -
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Abstract
A lighting device has a light source for emitting lighting light for illuminating a display, and a light guide plate for changing the direction of the lighting light to the display. A polarization separation film is provided for separating polarization of the lighting light into P-polarized light and S-polarized light for illuminating the display.
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