Dual-layer achromatic metalens design with an effective Abbe number.
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DOI: 10.1364/oe.402478
Abstract: Planar achromatic metalenses with a thickness of the order of wavelength have attracted much attention for their potential applications in ultra-compact optical devices. However, realizing single-layer achromatic metalenses across a wide bandwidth requires that the… read more here.
Keywords: layer achromatic; dual layer; layer; achromatic metalens ... See more keywords