Superoscillation focusing with suppressed sidebands by destructive interference.
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DOI: 10.1364/oe.474346
Abstract: Optical superoscillation, a phenomenon that the local optical field can oscillate much faster than that allowed by its highest harmonic, can significantly overcome the Abbe diffraction limit. However, as the spot size is compressed below… read more here.
Keywords: superoscillation focusing; destructive interference; sidebands destructive; central lobe ... See more keywords