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Conferences > FiO > 2020 > JTh4A > JTh4A.7

Detection of Small Displacements Using of Optical Diffractive Correlator

O. Gnatovskiy, S. Bugaychuk, V. Gnatovskyy, A. Sidorenko, and A. Negriyko

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Abstract

We are developing a method for determining precise displacements based on mutual transverse shift between two diffraction gratings included in optical correlator. Intensity distribution over diffraction orders unambiguously expresses magnitude of the smallest grating displacement.

© 2020 The Author(s)

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