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Analysis of polarization speckle for imaging through random birefringent scatterer.

Authors :
Roy, Abhijit
Singh, Rakesh K.
Brundavanam, Maruthi M.
Source :
Applied Physics Letters. 11/14/2016, Vol. 109 Issue 20, p201108-1-201108-5. 5p. 2 Color Photographs, 1 Diagram, 1 Graph.
Publication Year :
2016

Abstract

Propagation of a coherent light through an anisotropic random medium generates randomly polarized field, known as polarization speckle. In this paper, an experimental technique is proposed and demonstrated to recover the transmittance of a polarized object from polarization speckle. Recovery of the polarized object from polarization speckle is made possible by combining the far-field intensity correlation of the object speckle with off-axis holography to determine the complex coherence function of the speckle. The desired object speckle which is uniformly polarized is filtered from the polarization speckle using a polarizer. The results are compared with the case where the complex coherence function is determined in the absence of the polarizer. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00036951
Volume :
109
Issue :
20
Database :
Academic Search Index
Journal :
Applied Physics Letters
Publication Type :
Academic Journal
Accession number :
119620119
Full Text :
https://doi.org/10.1063/1.4967881