Compact Incoherent Spatial Frequency Filtering and Image Differentiation Enabled by Metalens Engineering

Dean S. Hazineh; Qi Guo; Zhujun Shi; Todd Zickler; Federico Capasso

doi:10.1364/FLATOPTICS.2021.FW5B.2

OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT)
OSA Technical Digest (Optica Publishing Group, 2021),
paper FW5B.2
•https://doi.org/10.1364/FLATOPTICS.2021.FW5B.2

Compact Incoherent Spatial Frequency Filtering and Image Differentiation Enabled by Metalens Engineering

Dean S. Hazineh, Qi Guo, Zhujun Shi, Todd Zickler, and Federico Capasso

Flat Optics: Components to Systems 2021

Washington, DC United States
27 June–1 July 2021
ISBN: 978-1-943580-88-0

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Imaging with Flat Optics II (FW5B)

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D. S. Hazineh, Q. Guo, Z. Shi, T. Zickler, and F. Capasso, "Compact Incoherent Spatial Frequency Filtering and Image Differentiation Enabled by Metalens Engineering," in OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT), F. Capasso, W. Chen, P. Dainese, J. Fan, J. DeGroote Nelson, F. Duerr, J. Rogers, J. Rolland, P. Clark, R. Pfisterer, H. Rehn, S. Thibault, M. Jenkins, D. Wook Kim, and N. Trela-McDonald, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper FW5B.2.

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Abstract

A metalens opto-electronic camera for spatial frequency filtering under inco- herent illumination is introduced. By inverse-designing the phase on the metasurface, near arbitrarily structured 2D filters are realized for depth-invariant operation.

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