Single fiber coupling technique for high power diode laser arrays

被引:0
作者
Niu, Gang [1 ,2 ,3 ]
Fan, Zhongwei [3 ]
Wang, Peifeng [1 ,2 ,3 ]
Cui, Jianfeng [1 ,2 ,3 ]
Shi, Zhaohui [1 ,2 ,3 ]
Zhang, Jing [1 ,2 ,3 ]
机构
[1] Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China
[2] Graduate University, Chinese Academy of Sciences, Beijing 100039, China
[3] Beijing GK Laser Technology Co. Ltd., Beijing 100085, China
来源
Pan Tao Ti Hsueh Pao/Chinese Journal of Semiconductors | 2007年 / 28卷 / 10期
关键词
High power lasers - Mirrors - Optical fiber coupling;
D O I
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中图分类号
学科分类号
摘要
This paper reports two pairs of laser diode arrays (LDA) with wavelengths of 808 and 980 nm, respectively, whose beams were mixed into a single fiber using step-mirror beam-shaping technology, polarization, and wavelength coupling technology. As a result, a single fiber optic coupling module of LDA was achieved, of which the output power is 95.8 W, maximal coupling efficiency is more than 60%, the diameter of the fiber core is 400 μm, and NA is 0.22.
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页码:1607 / 1610
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