Yu Li, Zonghua Zhang, Nan Gao, Zhaozong Meng, Ziyu Li, Zhangying Wang. Three-Dimensional Measurement Method of Mirror Based on Telecentric Lens and Curved Screen[J]. Laser & Optoelectronics Progress, 2023, 60(7): 0724001
- Laser & Optoelectronics Progress
- Vol. 60, Issue 7, 0724001 (2023)
Fig. 1. Three-dimensional measurement system for mirror object. (a) Design scheme; (b) mathematical model
Fig. 2. Solution of system parameter d
Fig. 3. Experimental platform. (a)Proposed system; (b) traditional PMD
Fig. 4. Mirror fan-shaped standard step. (a) (c) Deformation fringe pattern; (b) (d) unwrapped phase
Fig. 5. Mirror right-angle standard step. (a) Deformation fringe pattern; (b) wrapped phase; (d) unwrapped phase; (d) 3D reconstruction results
Fig. 6. 3D reconstruction results of mirror fan-shaped step
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Table 1. Results and errors of true and measured values of right-angle step surface
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Table 2. Results and errors of true and measured values of fan-shaped step surface
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