Three-Dimensional Continuous Displacement Measurement with Temporal Speckle Pattern Interferometry

A speckle interferometer which can measure whole field three-dimensional displacements continuously and dynamically has been built. Three different wavelength lasers are used to produce the speckle interferograms of the two in-plane displacements (displacements in the x- and y-direction) and one out...

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Bibliographic Details
Main Authors: Jie Qin, Zhan Gao, Xu Wang, Shanwei Yang
Format: Article
Language:English
Published: MDPI AG 2016-11-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/16/12/2020