Online 3D Displacement Measurement Using Speckle Interferometer with a Single Illumination-Detection Path

Online 3D Displacement Measurement Using Speckle Interferometer with a Single Illumination-Detection Path

Measurement systems for online nondestructive full-field three-dimensional (3D) displacement based on the single-shot and multiplexing techniques attract more and more interest, especially throughout the manufacturing industries. This paper proposes an accurate and easy-to-implement method based on...

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Bibliographic Details
Main Authors: Min Lu, Shengjia Wang, Laura Bilgeri, Xian Song, Martin Jakobi, Alexander W. Koch
Format: Article
Language:English
Published: MDPI AG 2018-06-01
Series:Sensors
Subjects:
speckle interferometry
3D displacement
spatial carrier phase-shifting technique
nondestructive testing
Online Access:http://www.mdpi.com/1424-8220/18/6/1923

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