Journal ArticleDOI
Retrieval algorithm for refractive-index profile of fibers from transverse interferograms
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TLDR
In this paper, a novel retrieval algorithm for the refractive-index profile of optical fibers from transverse interferograms is presented, which allows a quick and simple index-profile reconstruction even in the presence of measurement noise.About:
This article is published in Optics Communications.The article was published on 1995-05-15. It has received 4 citations till now. The article focuses on the topics: Refractive index profile & Optical fiber.read more
Citations
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Journal ArticleDOI
Analysis of inhomogeneous optical systems by the use of ray tracing. I. Planar systems
Gleb Beliakov,Derek Y. C. Chan +1 more
TL;DR: A novel approach to refractive-index reconstruction in two-dimensional systems with no special symmetry, based on observation of traces of rays that travel through the optical system is described, and both the analytical and numerical solutions are given.
Journal ArticleDOI
Direct deflection method for determining refractive-index profiles of polymer optical fiber preforms.
TL;DR: A method for determining the refractive-index profile of polymer optical fiber preforms through a direct-deflection measurement that is simple to use, compact, and has good resolution is presented.
Proceedings ArticleDOI
Laser and optics in Uruguay
TL;DR: In this paper, the authors present an overview of several active areas of research that include nonlinear optic spectroscopy, applied optics, and theoretical modeling of laser dynamics, and present some of the experimental and theoretical studies in lasers and optics that have currently been performed in our country.
Journal ArticleDOI
A wavelet packets technique for the detection of anomalies in fourier transform infrared interferograms
TL;DR: In this article, a technique that integrates applications of wavelet packets and principal component analysis is developed for the purpose of detecting anomalies in Fourier Transform Infrared (FTIR) interferograms.
References
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Journal ArticleDOI
Accurate reconstruction of the refractive-index profile of fibers and preform rods from transverse interferometric data
TL;DR: The comprehensive analysis presented proves that nondestructive transverse interferometry can be utilized as a reliable tool in the examination of both GRIN and step-index fibers and rods with low as well as with high numerical apertures.
Journal ArticleDOI
Reliability in reconstruction of the axisymmetric refractive index profiles from transverse interferograms. Accurate versus approximate methods: A comparative study
TL;DR: In this article, a mathematical formalism related to the approximate as well as the accurate interferometric data reduction schemes is briefly outlined and subsequently applied in the reconstruction of the assumed (Luneburg) axisymmetric refractive index distribution.