Chinese Journal of Lasers, Volume. 35, Issue s1, 98(2008)

Real-Time Measurement of Beam Quality Factor M2 Based on Defocus Gratings

Geng Yifeng*, Xu Xiaojun, and Xi Fengjie
Author Affiliations
  • [in Chinese]
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    References(4)

    [4] [4] ISO:11146-2005

    [5] [5] Paul M. Blanchard, Alan H. Greenaway. Simultaneous multiplane imaging with a distorted diffraction grating[J]. Appl. Opt., 1999, 38(32): 6692~6699

    [6] [6] Robert W. Lambert, R. Cortés-Martínez, A. J. Waddie et al.. Compact optical system for pulse-to-pulse laser beam quality measurement and applications in laser machining[J]. Appl. Opt., 2004, 43(26): 5037~5046

    [7] [7] Andrew Scott. Smart sensing——combining a specialized grating and short-focal——length lens yields a smart sensor for wavefront sensing and beam characterization[C]. SPIE, 2004. 25~28

    CLP Journals

    [1] Ma Haotong, Xi Fengjie, Zhou Pu, Wang Xiaolin, Xu Xiaojun, Liu Zejin. Research on the Measurement of M2 Factor Based on Crossed Defocus Gratings[J]. Chinese Journal of Lasers, 2009, 36(s1): 309

    [2] Ma Haotong, Xi Fengjie, Zhou Pu, Xu Xiaojun, Chen Jinbao, Liu Zejin. Measurement of M2 Factor of 1064 nm Pulsed Laser Based on Crossed Defocus Gratings[J]. Acta Optica Sinica, 2010, 30(3): 821

    [3] Yang Jingrui, Hou Xia. Numerical Simulation and Analysis on Beam Spliting Performance of Two Parallel Plates[J]. Chinese Journal of Lasers, 2010, 37(4): 923

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    Geng Yifeng, Xu Xiaojun, Xi Fengjie. Real-Time Measurement of Beam Quality Factor M2 Based on Defocus Gratings[J]. Chinese Journal of Lasers, 2008, 35(s1): 98

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    Paper Information

    Category: Beam transmission

    Received: --

    Accepted: --

    Published Online: Apr. 21, 2008

    The Author Email: Yifeng Geng (gyf0217@163.com)

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