用Zernike多项式计算湍流介质的光学品质

IMECH-IR > 力学所知识产出(1956-2008)

	用Zernike多项式计算湍流介质的光学品质
	吴宝根; 杨仕润
Source Publication	量子电子学报
	1992
Issue	1 Pages:101-102
ISSN	1007-5461
Abstract	<正> 流动化学激光器在光腔区内的湍流混合,激光介质折射率有序和无规则涨落引起输出光束品质的退化。有序扰动的贡献使远场峰值强度降低和发散角变大,而无规则的随机扰动还使光束抖动和焦点前后移动。用平均Strehl比来评价这种介质的光学品质,它定义为平均远场分布的极大值与相同孔径均匀平面波的远场峰值之比。用足够短的脉冲曝光干涉仪测出光通过介质引起的瞬时近场相位分布
Keyword	湍流介质光学品质多项式计算 Zernike多项式 Strehl比峰值强度远场分布化学激光器近场相位
Language	中文
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/35844
Collection	力学所知识产出(1956-2008)
Corresponding Author	吴宝根
Recommended Citation GB/T 7714	吴宝根,杨仕润. 用Zernike多项式计算湍流介质的光学品质[J]. 量子电子学报,1992,1,:101-102.
APA	吴宝根,&杨仕润.(1992).用Zernike多项式计算湍流介质的光学品质.量子电子学报(1),101-102.
MLA	吴宝根,et al."用Zernike多项式计算湍流介质的光学品质".量子电子学报 .1(1992):101-102.

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