Receptacle-type semiconductor laser module
文献类型:专利
作者 | NAKAMURA MITSUKO; OSHIMA SHIGERU |
发表日期 | 1992-08-13 |
专利号 | JP1992223412A |
著作权人 | 株式会社東芝 |
国家 | 日本 |
文献子类 | 发明申请 |
其他题名 | Receptacle-type semiconductor laser module |
英文摘要 | PURPOSE:To provide a receptacle-type semiconductor laser module capable of controlling the reflected light at the end face of an optical fiber without reducing the optical coupling efficiency with a semiconductor laser. CONSTITUTION:A glass rod 3, for example, is provided in the receptacle-type semiconductor laser module. An antireflection film is formed on the face A of the rod 3, and the face B is spherically ground. The face B of the rod 3 is brought into contact with a ferrule 4 to be inserted, hence there is not air layer between the end face of the ferrule 4 and the face B of the rod 3, and the return of the reflected light to a semiconductor laser 1 which was conventionally caused by the refractive index difference between the air and the optical fiber is controlled at the end face of an optical fiber. |
公开日期 | 1992-08-13 |
申请日期 | 1990-12-26 |
状态 | 失效 |
源URL | [http://ir.opt.ac.cn/handle/181661/50667] ![]() |
专题 | 半导体激光器专利数据库 |
作者单位 | 株式会社東芝 |
推荐引用方式 GB/T 7714 | NAKAMURA MITSUKO,OSHIMA SHIGERU. Receptacle-type semiconductor laser module. JP1992223412A. 1992-08-13. |
入库方式: OAI收割
来源:西安光学精密机械研究所
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