Physicists Transmit Light through Opaque Materials

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Left: the light falls on the opaque paint layer as a plane wave and little is transmitted. Right: the waveform has been shaped and clear light is transmitted: the open channels have been found. Credit: Mosk and Vellekoop. University of Twente.
Left: the light falls on the opaque paint layer as a plane wave and little is transmitted. Right: the waveform has been shaped and clear light is transmitted: the open channels have been found. Credit: Mosk and Vellekoop. University of Twente.

No matter how thick an opaque "scattering material" is, physicists have shown how to weave light through tiny open channels in the material, so that the light passes through on the other side.


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