Performance degradation of a Michelson interferometer when its misalignment angle is a rapidly varying, random time series

被引:19
作者
Cohen, DL
机构
[1] Communications Division, ITT Aerospace, Fort Wayne, IN, 46801, 1919 West Cook Road
来源
APPLIED OPTICS | 1997年 / 36卷 / 18期
关键词
dynamic alignment; Michelson interferometer; Fourier transform infrared;
D O I
10.1364/AO.36.004034
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
When subjected to random background vibrations, a standard, circular-aperture Michelson interferometer with a dynamic alignment servo system has a misalignment angle that is a random function of time. Here we derive formulas for the loss in performance when the misalignment angle is modeled as a stationary stochastic time series and show how these formulas are simplified when the power spectrum is band-limited white noise. (C) 1997 Optical Society of America.
引用
收藏
页码:4034 / 4042
页数:9
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