Spectral DefocusCam: hyperspectral imaging using defocus and a spectral filter array

Christian Foley; Kristina Monakhova; Kyrollos Yanny; Laura Waller

doi:10.1364/COSI.2022.CF2C.1

Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP)
Technical Digest Series (Optica Publishing Group, 2022),
paper CF2C.1
•https://doi.org/10.1364/COSI.2022.CF2C.1

Spectral DefocusCam: hyperspectral imaging using defocus and a spectral filter array

Christian Foley, Kristina Monakhova, Kyrollos Yanny, and Laura Waller

Computational Optical Sensing and Imaging 2022

Vancouver, British Columbia Canada
11–15 July 2022
ISBN: 978-1-957171-09-8

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Spectral Imaging and Machine Learning for Sensing and Imaging (Joint Theme COSI and LACSEA on Machine Learning) (CF2C)

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C. Foley, K. Monakhova, K. Yanny, and L. Waller, "Spectral DefocusCam: hyperspectral imaging using defocus and a spectral filter array," in Imaging and Applied Optics Congress 2022 (3D, AOA, COSI, ISA, pcAOP), Technical Digest Series (Optica Publishing Group, 2022), paper CF2C.1.

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Abstract

We propose a compact hyperspectral camera based on a focus-tunable lens and spectral filter array. The camera captures then fuses multiple defocused measurements to obtain a high-resolution hyperspectral volume.

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