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Optical Engineering

Relationship between speckle correlation and refraction index variations: applications for roughness measurements
Author(s): Fernando Perez Quintian; Maria A. Rebollo; Elsa N. Hogert; Monica R. Landau; Nestor G. Gaggioli
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Paper Abstract

In this paper we study the relationship between the intensity speckle correlation of light scattered by ground glass and the diffraction index variation of liquids in which the diffusers are immersed. The results allow us to develop a simple method for measuring surface roughness.

Paper Details

Date Published: 1 April 1996
PDF: 4 pages
Opt. Eng. 35(4) doi: 10.1117/1.600605
Published in: Optical Engineering Volume 35, Issue 4
Show Author Affiliations
Fernando Perez Quintian, Univ. de Buenos Aires (Argentina)
Maria A. Rebollo, Univ. de Buenos Aires (Argentina)
Elsa N. Hogert, Comision Nacional de Energia Atomica (Argentina)
Monica R. Landau, Comision Nacional de Energia Atomica (Argentina)
Nestor G. Gaggioli, CNEA (Argentina)

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