Illuminating devices using small PT sources including LEDs

Details Illuminating devices using small PT sources including LEDs Illuminating devices using small PT sources including LEDs

2009-05-18

2011-11-22

Lee, Y My Quach (Department: 2885)

Illumination

Edge lighted panel

Light guide

C362S330000

Reexamination Certificate

active

08061883

ABSTRACT:
In one form, there is a luminaire for providing uniform color and brightness from multiple small light sources, which includes a shallow plate of transparent material having a first surface which is substantially flat, and a second surface which includes patterned planes acutely disposed to the first surface. Each second surface is adjacent to an entry face into which light from the multiple small light sources is projected into the plane.

REFERENCES:
patent: 3040168 (1962-06-01), Stearns
patent: 6152569 (2000-11-01), Aizawa
patent: 6193383 (2001-02-01), Onikiri et al.
patent: 6379017 (2002-04-01), Nakabayashi et al.
patent: 6527411 (2003-03-01), Sayers
patent: 2004/0076010 (2004-04-01), Kuo

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