Jun Wu, Zechuan Li, Jianwen Zheng, Jun Xu, Zhijing Yu. Three-Point Light Pen Space Coordinate Measurement Based on Light Field Epipolar Plane Image Ranging[J]. Acta Optica Sinica, 2020, 40(5): 0512002
- Acta Optica Sinica
- Vol. 40, Issue 5, 0512002 (2020)
Fig. 1. Imaging schematic of light field camera
Fig. 2. EPI obtained by light field camera
Fig. 3. Epipolar geometry
Fig. 4. Diagram of slope of diagonal line in EPI
Fig. 5. Schematic of SPO
Fig. 6. Schematic of P3P projection
Fig. 7. Experiment system
Fig. 8. Flow chart of measurement system
Fig. 9. SPO depth label image
Fig. 10. Design image of light pen
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Table 1. Comparison test along the X-axis directionmm
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Table 2. Comparison test along the Y-axis directionmm
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Table 3. Comparison test along the Z-axis directionmm
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