Multiwavelength Achromatic Metalens based on Quantized Phase Profile with Pixelated Nanostructure

Changhyun Kim; Gun-Yeal Lee; Byoungho Lee

doi:10.1364/FIO.2019.JTu3A.80

Frontiers in Optics + Laser Science APS/DLS
OSA Technical Digest (Optica Publishing Group, 2019),
paper JTu3A.80
•https://doi.org/10.1364/FIO.2019.JTu3A.80

Multiwavelength Achromatic Metalens based on Quantized Phase Profile with Pixelated Nanostructure

Changhyun Kim, Gun-Yeal Lee, and Byoungho Lee

Laser Science 2019

Washington, DC United States
15–19 September 2019
ISBN: 978-1-943580-67-5

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Poster Session I (JTu3A)

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C. Kim, G. Lee, and B. Lee, "Multiwavelength Achromatic Metalens based on Quantized Phase Profile with Pixelated Nanostructure," in Frontiers in Optics + Laser Science APS/DLS, OSA Technical Digest (Optica Publishing Group, 2019), paper JTu3A.80.

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Abstract

We demonstrate a multiwavelength achromatic metalens based on binary phase profile with pixelated structure. The proposed metalens has the focal length of 199 μm and the numerical aperture of 0.51 for three target visible wavelengths.

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