HIGH-RESOLUTION DISTANCE MEASUREMENT BY DYNAMIC SPECTRAL FILTERING OF A SUPERLUMINESCENT SOURCE

被引:4
作者
GUSMEROLI, V
MARTINELLI, M
机构
[1] CISE Tecnologie Innovative, Segrate, Milano, 20097
关键词
D O I
10.1364/OL.16.001195
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A nonincremental interferometer is shown in which the dynamical spectral filtering of a superluminescent source induces a broadband sinusoidal frequency modulation. The method reaches very high resolution limits in distance measurements (a theoretical expectation of 10(-12)m/square-root Hz is obtained) while maintaining all the advantages of heterodyne phase-recovery processing. Comparison with other nonincremental interferometric approaches is given.
引用
收藏
页码:1195 / 1197
页数:3
相关论文
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