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3-D imaging, pixel by pixel

Easy technique uses inexpensive equipment to make three-dimensional rendering

B. Sun et al/Science 2013

By Andrew Grant

- More than 2 years ago

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A network of four single-pixel sensors has done what a 20-million-pixel digital camera cannot: create a three-dimensional image of an object.

Two-dimensional images of a mannequin head come into focus over time (top to bottom). Each column is the output of one single-pixel detector.