Infrared and Laser Engineering, Volume. 51, Issue 12, 20220238(2022)

Defocus diagnosis method of LAMOST spectrograph based on multi-object image definition evaluation

Xiaojie Zhang1,2,3, Wei Wei1,2,3、*, Yonghui Hou1,2, Yong Zhang1,2, Hangxin Ji1,2, Xiaofei Li1,2, Qishuai Lu1,2, Kang Huang1,2,3, and Yuyao Liu1,2,3
Author Affiliations
  • 1National Astronomical Observatories/Nanjing Institute of Astronomical Optics & Technology, Chinese Academy of Sciences, Nanjing 210042, China
  • 2CAS Key Laboratory of Astronomical Optics & Technology, Nanjing Institute of Astronomical Optics & Technology, Nanjing 210042, China
  • 3University of Chinese Academy of Sciences, Beijing 100049, China
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    Xiaojie Zhang, Wei Wei, Yonghui Hou, Yong Zhang, Hangxin Ji, Xiaofei Li, Qishuai Lu, Kang Huang, Yuyao Liu. Defocus diagnosis method of LAMOST spectrograph based on multi-object image definition evaluation[J]. Infrared and Laser Engineering, 2022, 51(12): 20220238

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    Paper Information

    Category: Image processing

    Received: Apr. 7, 2022

    Accepted: --

    Published Online: Jan. 10, 2023

    The Author Email: Wei Wei (wwei@niaot.ac.cn)

    DOI:10.3788/IRLA20220238

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