Lighting device package
文献类型：专利
| 作者 | ASHDOWN, IAN; HARRAH, SHANE |
| 发表日期 | 2009-01-08 |
| 专利号 | US20090008662A1 |
| 著作权人 | KONINKLIJKE PHILIPS ELECTRONICS N V |
| 国家 | 美国 |
| 文献子类 | 发明申请 |
| 其他题名 | Lighting device package |
| 英文摘要 | The invention provides a lighting device package with one or more light-emitting elements operatively coupled to a substrate; a compound lens disposed to interact with light emitted by the one or more light-emitting elements, the compound lens including at least an inner lens element and an outer lens element, the inner lens element having a first index of refraction and the outer lens element having a second index of refraction, the first index of refraction being greater than the second index of refraction; the compound lens, the one or more light-emitting elements and the substrate defining an enclosed space between them; and an encapsulation material filling at least part of said space, the encapsulation material having a third index of refraction equal or greater than the first index of refraction. |
| 公开日期 | 2009-01-08 |
| 申请日期 | 2007-07-05 |
| 状态 | 失效 |
| 源URL | [http://ir.opt.ac.cn/handle/181661/53947]  |
| 专题 | 半导体激光器专利数据库 |
| 作者单位 | KONINKLIJKE PHILIPS ELECTRONICS N V |
| 推荐引用方式 GB/T 7714 | ASHDOWN, IAN,HARRAH, SHANE. Lighting device package. US20090008662A1. 2009-01-08. |
入库方式： OAI收割
来源：西安光学精密机械研究所
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