Fig. 1. Composition diagram of light to enter camera

Fig. 2. Curves of pixel distribution

Fig. 3. Physical picture of measurement system

Fig. 4. Images with different projection brightness

Fig. 5. Image with projection brightness of 140

Fig. 6. Response distribution curves of camera and projector

Fig. 7. Four images with different projection brightness

Fig. 8. Fused image and histogram of pixel distribution

Fig. 9. Frequency distribution diagram of fused image and images under various projection intensities

Fig. 10. Diagram of 3D reconstruction results