Fig. 1. Structure of the measurement system

Fig. 2. Principle of the parallel binocular vision model

Fig. 3. Flow chart of our method

Fig. 4. Physical image of the experimental system

Fig. 5. Feature matching result of the plane mirror

Fig. 6. Results of the region segmentation

Fig. 7. Fringe diagrams under different camera angles. (a) Left camera; (b) right camera

Fig. 8. Slope information in a fringe plot. (a) x-direction; (b) y-direction

Fig. 9. Results of the feature matching

Fig. 10. 3D shape of the step