2014•Latin America Optics and Photonics ConferenceRequires access

Two shots phase shifting interferometry for slope measurements of non-birefringent transmissive phase samples

J. A. Martínez-Domínguez, B. López-Ortiz, M. A. Sandoval-Hernández, L. A. Bonilla-Jiménez, F. J. Sánchez-González, Noel-Iván Toto-Arellano, Amalia Martínez-García, V. H. Flores-Muñoz

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Abstract

We present a two-step phase-shifting interferometer based on two-coupled interferometers for measurements of phase objects. In order to present the capabilities of the system, the results obtained for slope measurements are presented.

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Key concepts: Interferometry, Astronomical interferometer, Phase (matter), Birefringence, Optics, Materials science, Phase unwrapping, Physics