Applications of higher-order phase shifting algorithms for multiple-wavelength metrology

Multiple-wavelength interferometric techniques have been successfully used for large step-height and large deformation measurements. Also it could resolve the step height between smooth and rough surfaces which is not possible with single wavelength interferometry. Temporal phase shifting algorithm,...

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Bibliographic Details
Main Authors: Upputuri, Paul Kumar, Pramanik, Manojit
Other Authors: School of Chemical and Biomedical Engineering
Format: Conference Paper
Language:English
Published: 2019
Subjects:
Online Access:https://hdl.handle.net/10356/104906
http://hdl.handle.net/10220/49473