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Conferences > DH > 2022 > W1A > W1A.7

Extended depth of field with absolute position detection in multi-wavelength digital holography

Markus Fratz, Tobias Seyler, Annelie Schiller, Alexander Bertz, and Daniel Carl

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Abstract

We present a novel approach for detecting the absolute position of surfaces in multi-wavelength holography. We extent the depth of field from ~0.08 mm to ~3 mm and get the absolute position with accuracies better than10 µm.

© 2022 The Author(s)

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