Wanhong YIN, Zaitian DONG, Yunlong ZHANG, Wentao WANG, Lei LIU, Haoyuan CHEN, Yuanyuan DUAN, Lei WU, Gaoping LI, Dongyu YU, Pei WU, Bing YU, Pengcheng SUN. Measurement method of beam quality factor β for high energy laser[J]. Journal of Applied Optics, 2024, 45(3): 537
- Journal of Applied Optics
- Vol. 45, Issue 3, 537 (2024)
Fig. 1. Schematic diagram of orthogonal slit scanning in rotary roller-type
Fig. 2. Schematic diagram of measuring device of high energy laser beam quality factor β
Fig. 3. Physical picture of measuring device of developed high energy laser beam quality factor β
Fig. 4. Verification principle of beam quality factor β
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Table 1. Spot diameter and its number of pixels corresponding to horizontal direction of camera
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Table 2. Spot diameter by microscopic amplification method and its number of pixels corresponding to horizontal direction of camera
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Table 3. Relationship between minimum spatial resolution and roller rotation frequency as well as digital sampling clock
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Table 4. Verification results of beam quality factor β
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Table 5. Measuring device uncertainty assessment results of beam quality factor β
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