Variations of on-axis average intensity along the propagation path in turbulent atmosphere for plane wave excitation limited by a circular aperture

被引:9
作者
Chu, Xiuxiang [1 ]
Zhou, Guoquan [1 ]
Ni, Yongzhou [1 ]
机构
[1] Zhejiang Forestry Univ, Res Inst Photoelectron, Linan 311300, Peoples R China
关键词
turbulence; aperture; diffraction;
D O I
10.1016/j.optcom.2006.06.014
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Starting with a plane wave excitation limited by a circular aperture, the on-axis average intensity is presented in a turbulent atmosphere. The on-axis average intensity profile is evaluated by altering the radius of an aperture, the wavelength and the propagation distance. The results show that the radius of an aperture within a certain size impacts on the on-axis intensity distributions. When the propagation distance or the radius of an aperture is long enough, the on-axis average intensity distributions cannot be affected by the size of the aperture. Combined with the on-axis intensity for plane wave limited by a circular aperture in free space, the relation between the on-axis average intensity distributions and the wavelength is also discussed. (c) 2006 Elsevier B.V. All rights reserved.
引用
收藏
页码:32 / 35
页数:4
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