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Proceedings Paper

Interferometric Detection Of Ultrasound At Rough Surfaces Using Optical Phase-Conjugation
Author(s): M Paul; B Betz; W Arnold
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Paper Abstract

Optical interferometric detection of ultrasonic signals at 7.5 MHz has been carried out at the rough surface of an aluminum sample. The distorted wavefront was reconstructed by optical phase conjugation leading to an increase of the light-gathering power of the interferometer.

Paper Details

Date Published: 2 June 1988
PDF: 2 pages
Proc. SPIE 0864, Advanced Optoelectronic Technology, (2 June 1988); doi: 10.1117/12.943526
Show Author Affiliations
M Paul, Fraunhofer-Institute for Non-Destructive Testing (Germany)
B Betz, Fraunhofer-Institute for Non-Destructive Testing (Germany)
W Arnold, Fraunhofer-Institute for Non-Destructive Testing (Germany)


Published in SPIE Proceedings Vol. 0864:
Advanced Optoelectronic Technology
Daniel B. Ostrowsky; Claude P. Puech, Editor(s)

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