Paper
29 September 1998 Optical strain gauge
Rajpal S. Sirohi, Fook Siong Chau, Siew-Lok Toh, Elgin T. Quek
Author Affiliations +
Proceedings Volume 3407, International Conference on Applied Optical Metrology; (1998) https://doi.org/10.1117/12.323334
Event: International Conference on Applied Optical Metrology, 1998, Balatonfured, Hungary
Abstract
The paper presents a technique that could be used to measure (1) in-plane displacement, (2) the velocity of a solid body using a principle similar to that used in LDA, and (3) strain at a point. Some initial results for velocity determination are presented and compared with theory.
© (1998) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Rajpal S. Sirohi, Fook Siong Chau, Siew-Lok Toh, and Elgin T. Quek "Optical strain gauge", Proc. SPIE 3407, International Conference on Applied Optical Metrology, (29 September 1998); https://doi.org/10.1117/12.323334
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KEYWORDS
Speckle

Photodetectors

Polarization

Velocity measurements

Beam propagation method

Diffraction

Doppler effect

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