Yang LI, Lei LIU, Gang WANG, Wentao WANG, Xiaojun TANG. Simulation and experimental study of beam quality measurement for short distance transmission of high power laser[J]. Infrared and Laser Engineering, 2024, 53(9): 20240249

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- Infrared and Laser Engineering
- Vol. 53, Issue 9, 20240249 (2024)

Fig. 1. Schematic diagram of beam quality short-range measurement at the laser system export

Fig. 2. (a) Far-field light spots under weak turbulence; (b) Far-field light spots under moderate turbulence; (c) Far-field light spots under strong turbulence

Fig. 3. (a) influence curve on factors; (b) factors under different

Fig. 4. (a) Influence curves of transverse wind speed on factor; (b) Influence curves of relative air humidity on factor

Fig. 5. (a) Influence curves of beam diameter on factor; (b) Influence curves of outgoing light power on factor

Fig. 6. The impact curve of on factor under different initial factors

Fig. 7. Influence curves of on factors at different transmission distances

Fig. 8. 700 mm parallel light tube

Fig. 9. (a) Light spot of weak turbulence far field in 700 mm parallel light tube; (b) Light spot of moderate turbulence far field in 700 mm parallel light tube

Fig. 10. Indoor changes of in different time periods
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Table 1. The magnitude of the effect of different influences on factor

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