Fig. 1. The optical path diagram of space gravitational wave detection telescope system

Fig. 2. The process of traditional stray light analysis and suppression

Fig. 3. The length diagram of the baffle at different angles

Fig. 4. The optomechanical structure under the traditional design method

Fig. 5. RL network model. (a) Env, Actor, Critic; (b) Ray tracing model for environment

Fig. 6. The reward fuction

Fig. 7. The initial stray light suppression effect of the model

Fig. 8. The stray light suppression effect of the traditional stray light suppression scheme

Fig. 9. The stray light path under the traditional stray light suppression scheme

Fig. 10. The RL running results

Fig. 11. The optical-mechanical structure of RL stray light suppression scheme

Fig. 12. Comparison of the stray light suppression effects of different stray light suppression schemes