Paper
17 February 1987 Review Of Some Achievements Of Specklegraphic Application In Practical Engineering
Yushan Tan, Yuming He, Jianming Wang, Chunhsian Ku
Author Affiliations +
Abstract
The actual engineering structures always possess the problems of large dimension, wide range of deformation, complex dynamic response and so on. Therefore, the practical applications of speckle techniques for actual engineering structures encounter some difficulties. Some new attempts have been made to resolve those problems by authors, and main achievements is reviewed in this paper. The focusing principle, evaluating equations and the experimental technique of the oblique-optic--axis speckle photography are presented.The stroboscopic laser speckle photography used for modal analysis, and the electronic speckle pattern interferometry applied to the measurement of the elastic-plastic deformation feild near the crack tip are introduced as well.
© (1987) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Yushan Tan, Yuming He, Jianming Wang, and Chunhsian Ku "Review Of Some Achievements Of Specklegraphic Application In Practical Engineering", Proc. SPIE 0814, Photomechanics and Speckle Metrology, (17 February 1987); https://doi.org/10.1117/12.941685
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KEYWORDS
Speckle

Structural engineering

Holography

Photography

Speckle pattern

Cameras

Speckle interferometry

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