Yanjun Fu, Xiaoqi Cai, Kejun Zhong, Baiheng Ma, Zhanjun Yan. Method for phase-height mapping calibration based on fringe projection profilometry[J]. Infrared and Laser Engineering, 2022, 51(4): 20210403
- Infrared and Laser Engineering
- Vol. 51, Issue 4, 20210403 (2022)
Fig. 1. Schematic diagram of PMP method
Fig. 2. Schematic diagram of traditional calibration method
Fig. 3. Schematic diagram of new calibration method
Fig. 4. Circle marker. (a) Circle center; (b) Partial enlargement of the figure (a)
Fig. 5. Schematic of the proposed method
Fig. 6. Measurement with the traditional method. (a) The deformed fringe pattern modulated by the block; (b) Part of a deformed fringe pattern; (c) The continuous phase value; (d) 3D point cloud data of a block
Fig. 7. Measurement with the proposed method. (a) The calibration system; (b) 3D point cloud data of a block
Fig. 8. Measurement data of the sphere. (a) Measured sphere; (b) The deformed fringe pattern modulated by the sphere; (c) Continuous phase distribution
Fig. 9. Reconstruction results of the sphere. (a) 3D shape by the traditional method; (b) 3D shape by the proposed method
Fig. 10. The part of cutaway view for a column
Fig. 11. Reconstruction results of the sphere. (a) Captured deformed pattern; (b) Reconstructed 3D shape
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Table 1. Comparison of the measurement results
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