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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