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Proceedings Paper

Electronic speckle pattern interferometry with holo-optical element
Author(s): Nandigana K. Krishna Mohan; Prafulla J. Masalkar; Rajpal S. Sirohi
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Paper Abstract

This paper presents the use of holographic optical elements for the measurement of slope and curvature by video techniques. the curvature fringes occur as moire between two speckle slope patterns. A good agreement between theory and experimental results is demonstrated.

Paper Details

Date Published: 28 May 1993
PDF: 9 pages
Proc. SPIE 1821, Industrial Applications of Optical Inspection, Metrology, and Sensing, (28 May 1993); doi: 10.1117/12.145541
Show Author Affiliations
Nandigana K. Krishna Mohan, Indian Institute of Technology/Madras (India)
Prafulla J. Masalkar, Indian Institute of Technology/Madras (Japan)
Rajpal S. Sirohi, Indian Institute of Technology/Madras (India)

Published in SPIE Proceedings Vol. 1821:
Industrial Applications of Optical Inspection, Metrology, and Sensing
Gordon M. Brown; Kevin G. Harding; H. Philip Stahl, Editor(s)

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