Acta Optica Sinica, Volume. 40, Issue 20, 2014001(2020)
Analysis of Spatio-Temporal Characters of Thermal Effects of Optical Components in Laser System
Fig. 1. Temperature increase distribution of Si reflective mirror. (a) Maximal temperature increase change with time; (b) radial distribution of surface temperature increase
Fig. 3. Temperature increase distribution of SiO2 window mirror at different moments. (a) Face absorption; (b) body absorption
Fig. 4. Thermal effect of SiO2 window mirror change with time. (a) Maximal temperature increase; (b) RMS of thermal aberration
Fig. 5. Adaptive correction simulation optical path of thermal effect. (a) Reflective mirrors Si; (b) window mirror SiO2
Fig. 6. RMS of thermal aberration under uniform intensity laser irradiation change with time
Fig. 7. Normalized peak intensity of far-field under uniform laser irradiation change with time. (a) AO open; (b) AO closed
Fig. 9. Distribution of thermal aberration at 20 s. (a) Reflective mirrors Si; (b) window mirror SiO2
Fig. 10. RMS of thermal aberration under experimental laser irradiation change with time
Fig. 11. Normalized peak intensity of far-field under experimental laser irradiation change with time before and after correction. (a) AO open; (b) AO closed
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Peng Hu, Jianzhu Zhang. Analysis of Spatio-Temporal Characters of Thermal Effects of Optical Components in Laser System[J]. Acta Optica Sinica, 2020, 40(20): 2014001
Category: Lasers and Laser Optics
Received: May. 26, 2020
Accepted: Jul. 10, 2020
Published Online: Sep. 30, 2020
The Author Email: Hu Peng (hu_peng@iapcm.ac.cn)