Fig. 1. Development process of precision optical mechanical system

Fig. 2. Coupling design and analysis method of "optical design-structural design-thermomechanical design" for precision optical mechanical system

Fig. 3. Assembly and integration method for precision opto mechanical system

Fig. 4. Optical design block diagram of VISAR and SOP joint diagnostic system at the XG-III facility

Fig. 5. Optical design of VISAR and SOP active passive joint diagnostic system at the XG-III facility

Fig. 6. Optical transfer functions of three branches of VISAR & SOP joint diagnosis system

Fig. 7. Optical path coupling adjustment based on bidirectional two-color coaxial laser

Fig. 8. Spatial resolution of the imaging system is tested by the discrimination plate（the spatial resolution is better than 5 μm）

Fig. 9. On site photo of VISAR and SOP active passive joint diagnostic system at the “XG-III” facility

Fig. 10. Gold sample heated by laser accelerated proton beam with scanning time window of 5 ns

Fig. 11. Gold sample heated by laser accelerated proton beam with scanning time window of 1 ns

Fig. 12. Optical path of radiation high temperature measurement optical system

Fig. 13. Mechanical structure of radiation high temperature measurement optical system

Fig. 14. Modeling and mechanical performance simulation analysis of cantilever connected tube structure

Fig. 15. Object resolution of high temperature radiation optical measurement system

Fig. 16. Optical path layout of divergent light LRCS measurement system

Fig. 17. Optical path layout of dual function parallel light LRCS measurement system

Fig. 18. LRCS measurement system for measuring scattering characteristics of sea environment

Fig. 19. LRCS measurement curve of standard diffuse reflector with reflectivity of 0.99， the test curve is consistent with the theoretical calculation results

Fig. 20. Artificial wave making pool in laboratory

Fig. 21. Schematic diagram of simulated sea environment measurement

Fig. 22. Laser scattering echo intensity of regular sea surface under different sea conditions and different dip angles

Fig. 23. Laser scattering echo intensity of irregular sea surface under different sea conditions and different dip angles

Fig. 24. Comparison of simulation and test data of sea surface laser scattering characteristics at different angles of friction