Luminescent material, light-emitting device, illuminator, and process for producing luminescent material
MAEMURA, YOSUKE
2017-05-11
著作权人SHARP KABUSHIKI KAISHA
专利号WO2017077739A1
国家世界知识产权组织
文献子类发明申请
其他题名Luminescent material, light-emitting device, illuminator, and process for producing luminescent material
英文摘要The present invention effectively inhibits the occurrence of luminance unevenness or color unevenness. A light-emitting part (10) includes, disposed over a substrate (1), a first fluorescent-material layer (La1), which comprises a first YAG fluorescent material (3), and a second fluorescent-material layer (La2), which comprises a second YAG fluorescent material (2). The first YAG fluorescent material has a particle diameter smaller than that of the second YAG fluorescent material. The first fluorescent material layer has been disposed on the far side from the substrate, and excitation light (E1) is made to enter from above the first fluorescent-material layer.
公开日期2017-05-11
申请日期2016-07-13
状态未确认
内容类型专利
源URL[http://ir.opt.ac.cn/handle/181661/62167]  
专题半导体激光器专利数据库
作者单位SHARP KABUSHIKI KAISHA
推荐引用方式
GB/T 7714
MAEMURA, YOSUKE. Luminescent material, light-emitting device, illuminator, and process for producing luminescent material. WO2017077739A1. 2017-05-11.
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