Design of freeform illumination optics by deconvolving the blur from extended sources

Shili Wei; Zhengbo Zhu; Wenyi Li; Donglin Ma

doi:10.1364/FLATOPTICS.2021.JTh1A.6

OSA Optical Design and Fabrication 2021 (Flat Optics, Freeform, IODC, OFT)
OSA Technical Digest (Optica Publishing Group, 2021),
paper JTh1A.6
•https://doi.org/10.1364/FLATOPTICS.2021.JTh1A.6

Design of freeform illumination optics by deconvolving the blur from extended sources

Shili Wei, Zhengbo Zhu, Wenyi Li, and Donglin Ma

Freeform Optics 2021

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

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Joint Freeform and IODC I (JTh1A)

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S. Wei, Z. Zhu, W. Li, and D. Ma, "Design of freeform illumination optics by deconvolving the blur from extended sources," 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 JTh1A.6.

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Abstract

We develop a design method that transforms the illumination design for extended sources to an ideal source problem combined with spatially variant deconvolution, which enables compact and efficient illumination lenses with high optical performance.

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