| 光束质量测量的最小束斑法 |
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| 引用本文： | 杨成龙. 光束质量测量的最小束斑法[J]. 强激光与粒子束, 1993, 5(3): 449-453 |
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| 作者姓名： | 杨成龙 |
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| 作者单位： | 西南流体物理研究所 成都市523信箱 |
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| 摘 要： | 基于最小束斑条件,提出一种光束质量的测试方法。用这种测试方法,在沿光轴的二个位置进行束宽测量,就可较正确给出束腰位置、束腰宽度、远场发散角和M~2因子。
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| 关 键 词： | 光束 质量 测量 最小束斑法 |
MINIMUM SPOT METHOD FOR LASER BEAM QUALITY MEASUREMENT |
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| Yang Chenglong Institute of Fluid Physics,CAEP,P.O.Box ,Chengdu. MINIMUM SPOT METHOD FOR LASER BEAM QUALITY MEASUREMENT[J]. High Power Laser and Particle Beams, 1993, 5(3): 449-453 |
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| Authors: | Yang Chenglong Institute of Fluid Physics CAEP P.O.Box Chengdu |
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| Affiliation: | Yang Chenglong Institute of Fluid Physics,CAEP,P.O.Box 523,Chengdu 610003 |
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| Abstract: | Based on minimum spot condition, a method for laser beam quality measurement is proposed. From beam diameter measurements at two locations along laser beam propagation axis, location of beam waist, waist width, far-field divergence angle and M2 factor can be given. |
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| Keywords: | beam quality M~2 factor. |
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