Surface light emitting device and polarization light source

Details Surface light emitting device and polarization light source Surface light emitting device and polarization light source

2011-03-29

2011-03-29

Williams, Joseph L (Department: 2889)

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

C359S487030, C313S113000

Reexamination Certificate

active

07915802

ABSTRACT:
A surface light emitting device includes a polarized light source that emits polarized light; and a light guide plate including a light incident surface on which the polarized light emitted from the polarized light source is made incident, and a light emitting surface that emits light, the light guide plate being made of light transmissive resin having low birefringence in which retardation is one-fourth or less of a wavelength of the polarized light.

REFERENCES:
patent: 6704082 (2004-03-01), Tomioka et al.
T. Takeuti et al. Japanese Journal of Applied Physics vol. 39, 2000, p. 413-416.

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