光子学报, 2020, 49 (9): 0906001, 网络出版: 2020-12-26  

球形端面光纤与黑体光源耦合效率分析 下载: 591次

Coupling Efficiency of Light Intensity from Blackbody Cavity into Spherical Optical Fiber
作者单位
重庆大学 光电工程学院, 光电技术及系统教育部重点实验室, 重庆 400044
摘要
为提高黑体光源的入纤强度,采用球形端面光纤为接收光纤,建立球形端面光纤与黑体辐射腔光能耦合模型,分析球形端面光纤参数、黑体腔参数等对光能耦合效率的影响.搭建黑体腔与球形端面光纤的光能耦合实验系统,在800~1 000℃条件下开展了光能耦合实验,结果表明:随着球形端头直径的增加,耦合光能先增大后减小;当曲率半径约为85 μm时,光能耦合强度最高.相对于平端面光纤而言,耦合效率提高约60%.
Abstract
To improve coupling efficiency from blackbody source into fiber, a coupling model of light intensity from the blackbody cavity into a spherical optical fiber was proposed. Influence of parameters of spherical fiber and blackbody cavity on coupling efficiency was analyzed. Results show that coupling efficiency firstly increases and then decreases with the increase of radius of spherical fiber. When radius is around 85 μm, coupling efficiency reaches the maximum. Spherical fibers with radius from 65 μm to 105 μm were fabricated by fusion splicer. Experiments were carried out with spherical fibers and a fiber with flat end face. Results show that compared with the fiber with flat end face, coupling efficiency of spherical fiber is greatly improved, when radius is around 85 μm, coupling efficiency is improved by approximately 60%. The experimental results are consistent with the theoretical analysis.

宋超鑫, 雷小华, 谢磊, 刘显明, 陈伟民. 球形端面光纤与黑体光源耦合效率分析[J]. 光子学报, 2020, 49(9): 0906001. Chao-xin SONG, Xiao-hua LEI, Lei XIE, Xian-ming LIU, Wei-min CHEN. Coupling Efficiency of Light Intensity from Blackbody Cavity into Spherical Optical Fiber[J]. ACTA PHOTONICA SINICA, 2020, 49(9): 0906001.

引用该论文: TXT   |   EndNote

相关论文

加载中...

关于本站 Cookie 的使用提示

中国光学期刊网使用基于 cookie 的技术来更好地为您提供各项服务,点击此处了解我们的隐私策略。 如您需继续使用本网站,请您授权我们使用本地 cookie 来保存部分信息。
全站搜索
您最值得信赖的光电行业旗舰网络服务平台!