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Electronic speckle pattern interferometry

Electronic speckle pattern interferometry (ESPI), also known as TV holography, is a technique that uses laser light, together with video detection, recording and processing, to visualise static and dynamic displacements of components with optically rough surfaces. The visualisation is in the form of fringes on the image, where each fringe normally…

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Electronic speckle pattern interferometry

Nodes17
Edges16
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Avg. degree1.88
Density0.117647
Components1

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object image speckle pattern fringes interferometry displacement two light beam used espi laser phase also out-of-plane in-plane intensity change beams

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