252  Small displacement measurement of crack opening using One Pitch Phase Analysis (OPPA) method

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252 Small displacement measurement of crack opening using One Pitch Phase Analysis (OPPA) method

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¹ Chairman of 4D Sensor Inc., Japan.
² President of 4D Sensor Inc.
³ 4D Sensor Inc.

Published: 29 June 2018 by MDPI in The Eighteenth International Conference of Experimental Mechanics session ICEM 2018

https://doi.org/10.3390/ICEM18-05407

Abstract:

A new method to measure small displacement of crack width

Keywords: Displacement measurement; Crack opening displacement; One-pitch phase analysis; Sampling moiré method; Phase analysis; Grating

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