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Laser & Optoelectronics Progress, Volume. 59, Issue 16, 1609001(2022)

3D Deformation Measurement Method of Multi-Camera Digital Holography

Meijuan Zhang1,3, Haiting Xia1,3,4、*, Qinghe Song2,3、**, Rongxin Guo1,3, Shirong Wang2, and Qiang Fang1,3
Author Affiliations
  • 1Faculty of Civil Engineering and Mechanics, Kunming University of Science and Technology, Kunming 650500, Yunnan , China
  • 2Faculty of Science, Kunming University of Science and Technology, Kunming 650500, Yunnan , China
  • 3Yunnan Key Laboratory of Disaster Reduction in Civil Engineering, Kunming 650500, Yunnan , China
  • 4Faculty of Civil Aviation and Aeronautics, Kunming University of Science and Technology, Kunming 650500, Yunnan , China
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    Figures & Tables(8)
    Optical setup of multi-camera digital holography

    Fig. 1. Optical setup of multi-camera digital holography

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    Scheme for illumination vector and observation vector

    Fig. 2. Scheme for illumination vector and observation vector

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    Three-dimensional displacement field calculated by ANSYS (1200×1200).（a）Schematic diagram of force on object；（b）displacement component dx0；（c）displacement component dy0；（d）displacement component dz0

    Fig. 3. Three-dimensional displacement field calculated by ANSYS (1200×1200).（a）Schematic diagram of force on object；（b）displacement component dx0；（c）displacement component dy0；（d）displacement component dz0

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    Phase difference results calculated by holographic simulation. (a) Wrapped phase distribution; (b) unwrapped phase difference distribution Δφ1; (c) unwrapped phase difference distribution Δφ2; (d) unwrapped phase difference distribution Δφ3

    Fig. 4. Phase difference results calculated by holographic simulation. (a) Wrapped phase distribution; (b) unwrapped phase difference distribution Δφ1; (c) unwrapped phase difference distribution Δφ2; (d) unwrapped phase difference distribution Δφ3

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    Three-dimensional displacement field simulation results. (a) Displacement component dx0; (b) displacement component dy0; (c) displacement component dz0

    Fig. 5. Three-dimensional displacement field simulation results. (a) Displacement component dx0; (b) displacement component dy0; (c) displacement component dz0

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    Phase difference results calculated by experiment. (a) Unwrapped phase difference distribution Δφ1; (b) Unwrapped phase difference distribution Δφ2; (c) Unwrapped phase difference distribution Δφ3

    Fig. 6. Phase difference results calculated by experiment. (a) Unwrapped phase difference distribution Δφ1; (b) Unwrapped phase difference distribution Δφ2; (c) Unwrapped phase difference distribution Δφ3

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    Experimental results of three dimensional displacement field. (a) Displacement component dx0; (b) displacement component dy0 ; (c) displacement component dz0

    Fig. 7. Experimental results of three dimensional displacement field. (a) Displacement component dx0; (b) displacement component dy0 ; (c) displacement component dz0

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    Comparison of simulation and experimental results. (a) Profile comparison of displacement component dx0 at y=600 pixel; (b) profile comparison of displacement component dy0 at x=600 pixel; (c) profile comparison of displacement component dz0 at y=600 pixel

    Fig. 8. Comparison of simulation and experimental results. (a) Profile comparison of displacement component dx0 at y=600 pixel; (b) profile comparison of displacement component dy0 at x=600 pixel; (c) profile comparison of displacement component dz0 at y=600 pixel

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    Meijuan Zhang, Haiting Xia, Qinghe Song, Rongxin Guo, Shirong Wang, Qiang Fang. 3D Deformation Measurement Method of Multi-Camera Digital Holography[J]. Laser & Optoelectronics Progress, 2022, 59(16): 1609001

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    Paper Information

    Category: Holography

    Received: May. 20, 2021

    Accepted: Jun. 28, 2021

    Published Online: Jul. 22, 2022

    The Author Email: Haiting Xia (16095310@qq.com), Qinghe Song (songqinghe@kust.edu.cn)

    DOI:10.3788/LOP202259.1609001

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology