Patent Number: 8,497,625

Title: Light emitting module and phosphor

Abstract: A light emitting module includes a light emitting device that emits ultraviolet rays or short-wavelength visible light, a blue phosphor that is excited by the ultraviolet rays or the short-wavelength visible light to emit visible light. The blue phosphor is represented by a general formula of (Ca.sub.1-x-y,Sr.sub.x,Eu.sub.y).sub.5(PO.sub.4).sub.3Cl, wherein 0.10<x<0.60, 0.002<y<0.060, and 0.02<y/(x+y)<0.17.

Inventors: Enomoto; Kiminori (Shizuoka, JP), Daichou; Hisayoshi (Shizuoka, JP)

Assignee: Koito Manufacturing Co., Ltd.

International Classification: H01L 33/50 (20100101)

Expiration Date: 2021-07-30 0:00:00