Shearography or Speckle pattern shearing interferometry is a measuring and testing method similar to holographic interferometry. It uses coherent light or coherent soundwaves [1] to …

Shearography, also known as speckle pattern shearing interferometry, is a method for measuring and detecting a range of different defects on metallic and composite materials.

Shearography is an optical method which uses speckle shearing interferometry to measure displacement gradients at the surface of a structure. The speckle patterns produced with the …

Shearography is an optical Non Destructive Testing (NDT) method that provides information on the surface of materials. The Technique is non-contact and full-field with the main applications …

Nov 30, 2023 · Shearography is an advanced optical technology used to detect tiny deformations and defects on the surface of objects. It is based on the principle of interference and detects …

Jan 14, 2022 · After a brief introduction, the basic theory of shearography is presented. Shear devices, phase-shift arrangements, and multiplexed shearography systems are described. …

Shearography, also known as speckle pattern shearing interferometry, is an optical NDT technique that employs laser interferometry to detect internal defects and structural issues …

Jul 13, 2019 · Shearography, sometimes called speckle pattern shearing interferometry, is a laser-based optical interferometric method that is similar to ESPI. Unlike ESPI, which …

Apr 21, 2005 · Shearography is a laser-based technique for full-field, non-contacting measurement of surface deformation (displacement or strain). It was developed to overcome …

DEKRA performs shearography as advanced optical non-destructive testing method to detect defects in laminar structures, such as polymer composites, sandwich structures and other …