Fig. 1. Model of composite surface measurement system

Fig. 2. Specular and diffuse calibration plate

Fig. 3. Aquirement process of complete reference phase

Fig. 4. Calibration model of spatial distance

Fig. 5. Calibration model of system parameters and distance between two display screens

Fig. 6. Hardware of experimental system for composite surface measurement based on specular and diffuse calibration plate

Fig. 7. Valid phase data before and after translation

Fig. 8. Measurement result of discontinuous composite surface step

Fig. 9. Measurement results of composite surface object

Fig. 10. Measurement results of composite surface step