FIG 1 (IMAGE)

Compuscript Ltd

FIG 1

Caption

Measured IR upconversion imaging with the metasurface. (a) The scanning electron microscope image shows the unit cell of the metasurface used to make infrared light visible. (b) The Siemens star resolution target and its corresponding upconverted visible images under different polarized incidences, and a comparison between an unpatterned silicon film and the metasurface. (c) The upconverted visible image of letters ’NCU’, and the 3D-printed target in the inset. Scale bar: 100 μm.

 

Credit

OEA

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