Fig. 1. Diagram of the virtual binocular system scheme

Fig. 2. Optical path diagram of virtual binocular imaging system

Fig. 3. Schematic diagram of the proposed method

Fig. 4. Epipolar (stereo) geometry and epipolar constaint

Fig. 5. Diagram of experimental setup

Fig. 6. Image preprocessing. (a) Original image; (b) Left camera image after processing; (c) Right camera image after processing

Fig. 7. Calibration reprojection error

Fig. 8. 3D reconstruction process diagram. (a) Fringe image of left camera of plate model; (b) Fringe image of right camera of plate model; (c) Unwrapped phase of plate model; (d) Point cloud image of plate model; (e) Left camera fringe image of arc model; (f) Right camera fringe image of arc model; (g) Unwrapped phase of arc model; (h) Right camera stripe image of arc model

Fig. 9. Reconstruction of point cloud with standard sphere. (a) Virtual binocular left fringe image of standard sphere; (b) Virtual binocular right fringe image of standard sphere; (c) Virtual binocular reconstruction point cloud image of standard sphere; (d) Real binocular left fringe image of standard ball; (e) Real binocular right fringe image of standard ball; (f) Real binocular reconstruction point cloud image of standard sphere