Focusing Properties of a Cascaded Asymmetric Microstructure under Gaussian Beam Illumination

Jinlong Zhu; Lynford L. Goddard

doi:10.1364/CLEO_AT.2017.JTh2A.39

Conference on Lasers and Electro-Optics
OSA Technical Digest (online) (Optica Publishing Group, 2017),
paper JTh2A.39
•https://doi.org/10.1364/CLEO_AT.2017.JTh2A.39

Focusing Properties of a Cascaded Asymmetric Microstructure under Gaussian Beam Illumination

Jinlong Zhu and Lynford L. Goddard

CLEO: Applications and Technology 2017

San Jose, California United States
14–19 May 2017
ISBN: 978-1-943580-27-9

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Thursday Posters Session (JTh2A)

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J. Zhu and L. L. Goddard, "Focusing Properties of a Cascaded Asymmetric Microstructure under Gaussian Beam Illumination," in Conference on Lasers and Electro-Optics, OSA Technical Digest (online) (Optica Publishing Group, 2017), paper JTh2A.39.

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Abstract

We compare the focusing of Gaussian and plane wave illumination for a cascaded asymmetric microstructure. Although the Gaussian beam generates a longer and wider photonic nanojet, it can still focus efficiently for non-optimal microstructure geometries.

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