Fluorescent wheel for projectors and light emitting device for projectors

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United States of America Patent

PATENT NO 9733557
SERIAL NO

15028069

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Provided is a fluorescent wheel for a projector capable of suppressing the heating of the phosphor layer and a light emitting device for a projector using the same. The fluorescent wheel for a projector includes: a phosphor layer (12); an annular ceramic substrate (11) which includes a first principal surface provided with the phosphor layer (12) and a second principal surface located on an opposite side to the first principal surface and has a higher thermal conductivity than the phosphor layer (12); and a reflective layer (13) provided on the second principal surface of the ceramic substrate (11).

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Patent Owner(s)

  • NIPPON ELECTRIC GLASS CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ando, Tamio Otsu, JP 10 77
Fujita, Shunsuke Otsu, JP 46 264
Furuyama, Tadahito Otsu, JP 22 201

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