2014 | OriginalPaper | Buchkapitel
Spectroscopic Traceability Route for Variable Synthetic Wavelength Absolute Distance Interferometry
verfasst von : Günther Prellinger, Karl Meiners-Hagen, Florian Pollinger
Erschienen in: Fringe 2013
Verlag: Springer Berlin Heidelberg
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There are a number of approaches to measure absolute distances interferometrically without the need of mechanical guidance [1, 2]. Prospective use in coordinate machine measurements or laser trackers, for example, has driven this field for the last twenty years. Variable synthetic wavelength interferometry or frequency sweeping interferometry is one of the most promising approaches, offering an in principle indefinite range of non-ambiguity and being based on a single optical source.