NDT.net - March 1999, Vol. 4 No. 3

Table of Contents ICAC'98

Detection of disbonds and voids in thick composite, sandwiched plates by real-time phase-shifted electronic holography

Dan Borza
INSA Rouen - LMR, Mechanics Department
76131 Mont-Saint-Aignan, France
Corresponding Author Contact:
Email: borza@insa-rouen.fr

TABLE OF CONTENTS


Abstract

Introduction

Electronic holography

Wrapped phase obtention and phase unwrapping

Fringe-projection system

Phase shift calibration

Conclusions

Bibliography

  1. Stetson, K. A., Wahid J - Real-Time Phase Imaging for Nondestructive Testing, Experimental Techniques, May/June 1998, Vol. 22, No. 3
  2. Mauvoisin, G., Borza, D. N. - Experimental optical techniques for identification of macroscopic behaviour of anisotropic composite structures - Proc. ICCE/3, 1996, New Orleans
  3. Stetson, K. A., Wahid J., Gauthier, P. - Noise-immune phase unwrapping by use of calculated wrap regions, Applied Optics, Vol. 36, No. 20, July 1997
  4. Borza, D.- Specialized techniques in holographic non-destructive testing of composites, Journal of Composites Part B, 29B (1998), Elsevier Science
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