Laser beam projection with adaptive array of fiber collimators. II. Analysis of atmospheric compensation efficiency

被引:56
作者
Lachinova, Svetlana L. [2 ]
Vorontsov, Mikhail A. [1 ,2 ]
机构
[1] USA, Res Lab, Comp Informat Sci Directorate, Intelligent Opt Lab, Adelphi, MD 20783 USA
[2] Univ Maryland, Syst Res Inst, Intelligent Opt Lab, College Pk, MD 20742 USA
关键词
D O I
10.1364/JOSAA.25.001960
中图分类号
O43 [光学];
学科分类号
070207 [光学]; 0803 [光学工程];
摘要
We analyze the potential efficiency of laser beam projection onto a remote object in atmosphere with incoherent and coherent phase-locked conformal-beam director systems composed of an adaptive array of fiber collimators. Adaptive optics compensation of turbulence-induced phase aberrations in these systems is performed at each fiber collimator. Our analysis is based on a derived expression for the atmospheric-averaged value of the mean square residual phase error as well as direct numerical simulations. Operation of both conformal-beam projection systems is compared for various adaptive system configurations characterized by the number of fiber collimators, the adaptive compensation resolution, and atmospheric turbulence conditions. (c) 2008 Optical Society of America.
引用
收藏
页码:1960 / 1973
页数:14
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