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Laser & Optoelectronics Progress, Volume. 58, Issue 12, 1210017(2021)

Phase Unwrapping Correction Method for Dual-Frequency Fringe Projection Profilometry

Lei Cheng1, Yanjuan Pan1, Dongdong Xi1, Yuwei Wang1,2, and Lu Liu1,2、*
Author Affiliations
  • 1School of Engineering, Anhui Agricultural University, Hefei, Anhui 230036, China
  • 2Anhui Province Engineering Laboratory of Intelligent Agricultural Machinery and Equipment, Hefei, Anhui 230036, China
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    Figures & Tables(9)
    Principle diagram of fringe order correction algorithm

    Fig. 1. Principle diagram of fringe order correction algorithm

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    Simulated images. (a) Ih2(x,y);(b) Il2(x,y);(c) ϕh(x,y);(d) kh(x,y);(e) ML(x,y);(f) kL(x,y);(g) kc(x,y);(h) Φh(x,y)

    Fig. 2. Simulated images. (a) Ih2(x,y);(b) Il2(x,y);(c) ϕh(x,y);(d) kh(x,y);(e) ML(x,y);(f) kL(x,y);(g) kc(x,y);(h) Φh(x,y)

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    Fringe order images by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

    Fig. 3. Fringe order images by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

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    Simulated results by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

    Fig. 4. Simulated results by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

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    Experimental results of sphere. (a) Ih2(x,y); (b) Il2(x,y); (c) ϕh(x,y); (d) kh(x,y); (e) ML(x,y); (f) kL(x,y); (g) kc(x,y); (h) Φh(x,y)

    Fig. 5. Experimental results of sphere. (a) Ih2(x,y); (b) Il2(x,y); (c) ϕh(x,y); (d) kh(x,y); (e) ML(x,y); (f) kL(x,y); (g) kc(x,y); (h) Φh(x,y)

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    Reconstruction results of sphere by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

    Fig. 6. Reconstruction results of sphere by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

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    Experimental results of Doraemon model. (a) Ih2(x,y); (b) Il2(x,y); (c) ϕh(x,y); (d) kh(x,y); (e) ML(x,y); (f) kL(x,y); (g) kc(x,y); (h) Φh(x,y)

    Fig. 7. Experimental results of Doraemon model. (a) Ih2(x,y); (b) Il2(x,y); (c) ϕh(x,y); (d) kh(x,y); (e) ML(x,y); (f) kL(x,y); (g) kc(x,y); (h) Φh(x,y)

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    Reconstruction results of Doraemon model by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

    Fig. 8. Reconstruction results of Doraemon model by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

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    Reconstruction results of sculpture model by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

    Fig. 9. Reconstruction results of sculpture model by different algorithms. (a) Traditional dual-frequency algorithm; (b) proposed correction algorithm

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    Lei Cheng, Yanjuan Pan, Dongdong Xi, Yuwei Wang, Lu Liu. Phase Unwrapping Correction Method for Dual-Frequency Fringe Projection Profilometry[J]. Laser & Optoelectronics Progress, 2021, 58(12): 1210017

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    Paper Information

    Category: Image Processing

    Received: Sep. 10, 2020

    Accepted: Oct. 21, 2020

    Published Online: Jun. 18, 2021

    The Author Email: Liu Lu (vliulu@ahau.edu.cn)

    DOI:10.3788/LOP202158.1210017

    Topics

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