Fig. 1. Principle of laser line binocular imaging in the stereo space

Fig. 2. General scheme for phase measuring deflectometry

Fig. 3. Schematic diagram of the system

Fig. 4. Subject under test （SUT） and images captured by the cameras during the measurement

Fig. 5. Line laser scanning result and PMD measurement result

Fig. 6. Comparison of CAD model and PMD measured point cloud data

Fig. 7. Measurement result of an optic flat