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Acta Optica Sinica, Volume. 39, Issue 3, 0315002(2019)

Model Optimization of Scanning Laser Surface for Workshop Measurement Positioning System

Jiarui Lin, Xin Xu, Yongjie Ren*, Linghui Yang, and Jigui Zhu
Author Affiliations
  • State Key Laboratory of Precision Measuring Technology and Instruments, School of Precision Instrument and Opto-Electronics Engineering, Tianjin University, Tianjin 300072, China
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    Figures&Tables (9)
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    Figures & Tables(9)
    Measuring principle of wMPS transmitter

    Fig. 1. Measuring principle of wMPS transmitter

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    Schematic of evaluation of laser surface distortion

    Fig. 2. Schematic of evaluation of laser surface distortion

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    Distortion trend of actual laser surface with respect to ideal plane

    Fig. 3. Distortion trend of actual laser surface with respect to ideal plane

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    Model of folded laser surface of wMPS transmitter

    Fig. 4. Model of folded laser surface of wMPS transmitter

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    Parameter calibration of wMPS scanning laser surface based on coordinate field

    Fig. 5. Parameter calibration of wMPS scanning laser surface based on coordinate field

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    Experimental scene

    Fig. 6. Experimental scene

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    Fitting residual comparison between new model and plane model of laser surface 1

    Fig. 7. Fitting residual comparison between new model and plane model of laser surface 1

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    Fitting residual comparison between new model and plane model of laser surface 2

    Fig. 8. Fitting residual comparison between new model and plane model of laser surface 2

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    • Table 1. Parameter comparison between new model and ideal plane model of scanning laser surface

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      Table 1. Parameter comparison between new model and ideal plane model of scanning laser surface

      ParameterNew modelParameterIdeal plane model
      b1-0.46244b1-0.46231
      c10.88646c10.88647
      a2-0.60258a2-0.60222
      b2-0.00750b2-0.00682
      c20.79789c20.79815
      d23.82765d2-0.40892
      θ1-0.0329°
      θ2-0.0230°
      θ30.0156°
      θ40.0126°
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    Jiarui Lin, Xin Xu, Yongjie Ren, Linghui Yang, Jigui Zhu. Model Optimization of Scanning Laser Surface for Workshop Measurement Positioning System[J]. Acta Optica Sinica, 2019, 39(3): 0315002

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    Paper Information

    Category: Machine Vision

    Received: Aug. 1, 2018

    Accepted: Oct. 25, 2018

    Published Online: May. 10, 2019

    The Author Email:

    DOI:10.3788/AOS201939.0315002

    Topics

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