• Laser & Optoelectronics Progress
  • Vol. 55, Issue 3, 031002 (2018)
Zhengtao Zhu, Weidong Pei*, Yuan Li, and Daan Xiao
Author Affiliations
  • School of Electro-Mechanical Engineering, Guangdong University of Technology, Guangzhou, Guangdong 510006, China
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    DOI: 10.3788/LOP55.031002 Cite this Article Set citation alerts
    Zhengtao Zhu, Weidong Pei, Yuan Li, Daan Xiao. Research and Implementation of Laser Triangulation System Based on Telecentric Lens[J]. Laser & Optoelectronics Progress, 2018, 55(3): 031002 Copy Citation Text show less
    Schematic of direct laser triangulation system
    Fig. 1. Schematic of direct laser triangulation system
    Schematic of oblique triangulation system
    Fig. 2. Schematic of oblique triangulation system
    Schematic of laser triangulation system based on ordinary optical lens (a) and telecentric lens (b)
    Fig. 3. Schematic of laser triangulation system based on ordinary optical lens (a) and telecentric lens (b)
    Schematic of laser triangulation system
    Fig. 4. Schematic of laser triangulation system
    Laser stripe and its processing results
    Fig. 5. Laser stripe and its processing results
    No.Product 1Product 2Product 3
    Actual valuesMeasured valuesActual valuesMeasured valuesActual valuesMeasured values
    19.7369.73515.61215.62535.42635.412
    29.7359.73915.53815.54035.51035.532
    39.6879.69215.55515.54735.47334.452
    49.6809.68215.60515.61535.47134.470
    59.7189.71615.58615.58935.44635.414
    69.6689.70115.60215.59735.44935.452
    Table 1. Measurement resultmm
    ErrorProduct 1Product 2Product 3
    Maximum error0.00500.01300.0320
    Average error0.00250.00680.0155
    Table 2. Quantitative analysismm
    Zhengtao Zhu, Weidong Pei, Yuan Li, Daan Xiao. Research and Implementation of Laser Triangulation System Based on Telecentric Lens[J]. Laser & Optoelectronics Progress, 2018, 55(3): 031002
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