Opto-Electronic Engineering, Volume. 36, Issue 1, 78(2009)

Extraction of Moiré Fringe Signal for Photoelectric Encoder Based on Grating Self-imaging

WANG Yu-zhi1,2、*, AI Hua1, and HAN Xu-dong1
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(8)

    [1] [1] YE Sheng-xiang. Optoelectronic Precise Metrology of Displacement [M]. Chengdu:Sichuan Science and Technology Press,2003.

    [2] [2] Wronkowski L. Diffraction model of an optoelectronic displacement measuring transducer [J]. Opt. Laser. Technol,1995,27(2):81-88.

    [3] [3] Olszak A,Wronkowski L. Analysis of the Fresnel field of a double diffraction system in the case of two amplitude diffraction gratings under partially coherent illumination [J]. SPIE,1997,36(8):2149-2157.

    [5] [5] KONG Zhi-yong,ZHAO Hong-ying,XIONG Wen-zhuo,et al. Improving angle-measuring precision and resolution of photoelectric rotary encoders using diffraction interference technology[J]. Optics and Precision Engineering,2001,9(3):260-265.

    [7] [7] Lü Nai-guang. Fourier Optics [M]. Beijing:China Machine Press,2002.

    [8] [8] Daniel Crespo,Jose Alonso,Tomas Morlanes,et al. Optical encoder based on the Lau effect[J]. SPIE,2000,39(3):817-824.

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    WANG Yu-zhi, AI Hua, HAN Xu-dong. Extraction of Moiré Fringe Signal for Photoelectric Encoder Based on Grating Self-imaging[J]. Opto-Electronic Engineering, 2009, 36(1): 78

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    Paper Information

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    Received: Jun. 16, 2008

    Accepted: --

    Published Online: Oct. 9, 2009

    The Author Email: Yu-zhi WANG (yzwang1983@163.com)

    DOI:

    CSTR:32186.14.

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