ScienceSchneier on Securityabout 2 hours ago
A Video Screen That Is Also a Camera
1 min read
Researchers at ETH Zurich created a Fourier pixel that both generates and senses light fields. The pixel manipulates light intensity, phase, and polarization. The findings were published in Nature. This technology could enable screens that also capture images, similar to the telescreen in George Orwell's 1984.
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