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US 2018/0003363 A1Published application
Wavelength conversion member and light emitting device using same
AssigneeNippon Electric Glass Co., Ltd.
InventorTadahito FURUYAMA
Life of this patent
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Abstract
Provided is a wavelength conversion member including a ceramic layer as a reflective layer and having excellent luminescence intensity and a light emitting device using the same. A wavelength conversion member 10 including: a first porous ceramic layer 1 having a porosity of 20% by volume or more; and a phosphor layer 2 formed on a principal surface 1a of the first porous ceramic layer 1.
Claims14
A wavelength conversion member comprising:
- a first porous ceramic layer having a porosity of 20% by volume or more;
- and a phosphor layer formed on a principal surface of the first porous ceramic layer.
Dependencies are inferred from the claim text.