Acta Optica Sinica, Volume. 41, Issue 22, 2212002(2021)

Three-Dimensional Shape Measurement of Shiny Surface Based on Multi-View Equation

Chaowen Chen1, Junpeng Xue1,2, Qican Zhang1、*, Yajun Wang1, and Zhuolong Xiang1
Author Affiliations
  • 1College of Electronics and Information Engineering, Sichuan University, Chengdu, Sichuan 610065, China
  • 2School of Aeronautics and Astronautics, Sichuan University, Chengdu, Sichuan 610065, China
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    Figures & Tables(11)
    Illumination model of surface of object
    Measuring principle diagram of fringe projection binocular system
    Geometric diagram of three-view matching
    Experimental setup
    Precision analysis results of proposed method. (a) Measurements of standard sphere; (b) error distribution of standard spherical measurements
    Absolute phase of ceramic cup. (a) Ceramic cup; (b) absolute phase from left camera; (c) absolute phase from right camera; (d) phase change curve in line 560 of Fig. 6(b); (e) phase change curve in line 600 of Fig. 6(c)
    3D reconstruction results of ceramic cup. (a) Reconstruction result of binocular method; (b) reconstruction result of proposed method; (c) ceramic cup 3D data height data of one row
    Measurement images of metallic copper component. (a) Fringe images taken with right camera; (b) absolute phase of right camera; (c) right camera phase mask; (d) fringe images taken by left camera; (e) absolute phase of left camera; (f) left camera phase mask
    Reconstruction result of metallic copper part. (a) Reconstruction result of binocular method; (b) reconstruction result of proposed method
    Reconstruction result of porcelain bottle. (a) Texture image taken by left camera; (b) texture image taken by right camera; (c) reconstruction result of binocular reconstruction (d) reconstruction result of proposed method
    • Table 1. Reconstruction results of standard ball with diameter of 50.7970 mm under different methods unit: mm

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      Table 1. Reconstruction results of standard ball with diameter of 50.7970 mm under different methods unit: mm

      MethodFitting resultsErrorSTD
      Proposed method50.7019-0.094510.0349
      Dual-monocular method50.6856-0.111400.0509
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    Chaowen Chen, Junpeng Xue, Qican Zhang, Yajun Wang, Zhuolong Xiang. Three-Dimensional Shape Measurement of Shiny Surface Based on Multi-View Equation[J]. Acta Optica Sinica, 2021, 41(22): 2212002

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    Paper Information

    Category: Instrumentation, Measurement and Metrology

    Received: Apr. 8, 2021

    Accepted: Jun. 3, 2021

    Published Online: Nov. 17, 2021

    The Author Email: Zhang Qican (zqc@scu.edu.cn)

    DOI:10.3788/AOS202141.2212002

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