Velocity Filtering Method for Moving Particles Based on Doppler Phase-Shifting Digital Holography

Daisuke Barada; Daisuke Barada; Nao Ninomiya; Nao Ninomiya; Shigeo Kawata; Shigeo Kawata; Toyohiko Yatagai

doi:10.1364/DH.2014.DTh1B.4

Imaging and Applied Optics 2014
OSA Technical Digest (online) (Optica Publishing Group, 2014),
paper DTh1B.4
•https://doi.org/10.1364/DH.2014.DTh1B.4

Velocity Filtering Method for Moving Particles Based on Doppler Phase-Shifting Digital Holography

Daisuke Barada, Nao Ninomiya, Shigeo Kawata, and Toyohiko Yatagai

Digital Holography and Three-Dimensional Imaging 2014

Seattle, Washington United States
13–17 July 2014
ISBN: 978-1-55752-308-2

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Metrology and Profilometry (DTh1B)

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D. Barada, N. Ninomiya, S. Kawata, and T. Yatagai, "Velocity Filtering Method for Moving Particles Based on Doppler Phase-Shifting Digital Holography," in Imaging and Applied Optics 2014, OSA Technical Digest (online) (Optica Publishing Group, 2014), paper DTh1B.4.

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Abstract

The velocity filtering is achieved utilizing the beat frequency dependence of particle velocity. The principle of the velocity filtering is numerically verified. This method confirmed a spherical wave with a certain velocity can be extracted.

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