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We investigated the interference of speckle patterns in partially coherent light with a reference beam. On the basis of the speckle contrast properties we developed a method and an instrument for full field measurement of 3D profile of relatively large rough objects, using real-time image processing.

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Authors: LULLI A, JRC Ispra (IT);ZANETTA P, JRC Ispra (IT);LUCIA A C, JRC Ispra (IT);CASAGRANDE F, Dipartimento di Fisica dell'Università, Milano (IT)
Bibliographic Reference: Paper presented: 4 Conv. Naz. Strumentazione e metodi di misura elettroottici, Milano (IT), 29-31 May, 1996
Availability: Available from (1) as Paper IT 39800 ORA
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