Customized depolarization spatial patterns with dynamic retardance functions
Marco, David (Universidad Miguel Hernández de Elche)
López-Morales, Guadalupe (Universidad Miguel Hernández de Elche)
Sánchez-López, María del Mar (Universidad Miguel Hernández de Elche)
Lizana Tutusaus, Ángel (Universitat Autònoma de Barcelona. Departament de Física)
Moreno, Ignacio (Universidad Miguel Hernández de Elche)
Campos Coloma, Juan (Universitat Autònoma de Barcelona. Departament de Física)
Date: |
2021 |
Abstract: |
In this work we demonstrate customized depolarization spatial patterns by imaging a dynamical time-dependent pixelated retarder. A proof-of-concept of the proposed method is presented, where a liquid-crystal spatial light modulator is used as a spatial retarder that emulates a controlled spatially variant depolarizing sample by addressing a time-dependent phase pattern. We apply an imaging Mueller polarimetric system based on a polarization camera to verify the effective depolarization effect. Experimental validation is provided by temporal integration on the detection system. The effective depolarizance results are fully described within a simple graphical approach which agrees with standard Mueller matrix decomposition methods. The potential of the method is discussed by means of three practical cases, which include non-reported depolarization spatial patterns, including exotic structures as a spirally shaped depolarization pattern. |
Grants: |
Agencia Estatal de Investigación RTI2018-097107-B-C33 Agencia Estatal de Investigación RTI2018-097107-B-C31
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Rights: |
Aquest document està subjecte a una llicència d'ús Creative Commons. Es permet la reproducció total o parcial, la distribució, la comunicació pública de l'obra i la creació d'obres derivades, fins i tot amb finalitats comercials, sempre i quan es reconegui l'autoria de l'obra original. |
Language: |
Anglès |
Document: |
Article ; recerca ; Versió publicada |
Subject: |
Adaptive optics ;
Displays ;
Optoelectronic devices and components |
Published in: |
Scientific reports, Vol. 11 (May 2021) , art. 9415, ISSN 2045-2322 |
DOI: 10.1038/s41598-021-88515-x
PMID: 33941822
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Record created 2022-02-20, last modified 2023-05-09