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CAS IR Grid
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长春光学精密机械与物... [6]
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OAI收割 [6]
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期刊论文 [4]
会议论文 [2]
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2021 [1]
2019 [1]
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专题:长春光学精密机械与物理研究所
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Research progress of gas absorption spectrum detection technology based on photonic crystal fiber
期刊论文
OAI收割
Guangxue Jingmi Gongcheng/Optics and Precision Engineering, 2021, 卷号: 29, 期号: 10
作者:
J. Li
;
H. Yan and J. Meng
  |  
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2022/06/13
Development of high-temperature resistant incremental encoder
期刊论文
OAI收割
Guangxue Jingmi Gongcheng/Optics and Precision Engineering, 2019, 卷号: 27, 期号: 7, 页码: 1458-1464
作者:
Q.-Y.Han
;
Y.Chen
;
H.-S.Zhang
;
S.-Y.Gao
;
X.Zhang
  |  
收藏
  |  
浏览/下载:42/0
  |  
提交时间:2020/08/24
Signal encoding,Fibers,Field programmable gate arrays (FPGA),Lenses,Light emitting diodes
Beam combining of high energy fibre lasers
期刊论文
OAI收割
Hongwai yu Jiguang Gongcheng/Infrared and Laser Engineering, 2018, 卷号: 47, 期号: 1
作者:
Cheng, Xue
;
Wang, Jianli
;
Liu, Changhua
  |  
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2019/09/17
High energy lasers
Directed-energy weapons
Fiber lasers
Fibers
Laser beams
Single mode fibers
Manufacture of a 2D optical fiber array coupler with micrometer precision for laser radar applications
期刊论文
OAI收割
Journal of Micromechanics and Microengineering, 2014, 卷号: 25, 期号: 1
Chen H.
;
Yu W.
;
Wang T.
;
Li H.
;
Shen H.
;
Li H.
;
Yao Y.
;
Desmulliez M. P. Y.
收藏
  |  
浏览/下载:27/0
  |  
提交时间:2015/04/24
The design and research for the shaping of the LDA (EI CONFERENCE)
会议论文
OAI收割
2011 International Conference on Electric Information and Control Engineering, ICEICE 2011, April 15, 2011 - April 17, 2011, Wuhan, China
作者:
Wang L.
;
Wang L.
;
Wang L.
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2013/03/25
We analyze the structure defects of the LDA
and compare the coupling mode of the LDA and a fibers array to the coupling mode of the LDA and a single fiber. We also design several new coupling methods of laser and fibers
and discuss the advantages and the disadvantages of them. 2011 IEEE.
Manufacturing and testing of the line-array fiber-optic image slicer based on silicon V-grooves (EI CONFERENCE)
会议论文
OAI收割
MEMS/MOEMS Technologies and Applications III, November 12, 2007 - November 14, 2007, Beijing, China
作者:
Zhu Y.
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2013/03/25
Linear fiber-optic image slicer is used more and more in spatial exploration and imaging system. In this paper
a plane arranging method of fiber-optic array based on Si-V grooves is established in order to improve the accuracy and reduce the cost of manufacturing. Firstly
the Si-V groove array is micro-machined with anisotropic etching process
then optical fibers are placed in the grooves orderly with plane arranging method. Secondly
the end surfaces of the device are polished
also the linear fiber-optic image slicer is packaged. Finally
some parameters are tested
including structure parameters
transmittivity and vibration test. Experimental results indicate that the maximum error accumulated in 2000 periods of the Si-V grooves is 0.5 m
the error of the height in Si-V grooves is less than 0.15m
the roughness of the end surface is less than 0.9nm. The transmittivity of the linear fiber-optic image slicer that without optical film is 51.46% at the wavelength of 632.8nm. After random vibration experiment
the ratio of the broken fiber increased by 0.1%. While the temperature reached 320C
the stress of epoxy will be 130Mpa
which is close to the limit resistance stress of 139Mpa
some cracks appeared.