Schematic showing the ultra-thin metaSchematic Showing the Ultra-Thin Meta-Lens-lens (IMAGE)

Harvard John A. Paulson School of Engineering and Applied Sciences

Schematic showing the ultra-thin metaSchematic Showing the Ultra-Thin Meta-Lens-lens

Caption

This is a schematic showing the ultra-thin meta-lens. The lens consists of titanium dioxide nanofins on a glass substrate. The meta-lens focuses an incident light (entering from bottom and propagating upward) to a spot (yellow area) smaller than the incident wavelength.

Credit

Peter Allen/Harvard John A. Paulson School of Engineering and Applied Sciences

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