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Capturing 3D images of objects beyond the reach of light

Capturing 3D images of objects beyond the reach of light

Holography relies on the interference between a known reference and a signal of interest to reconstruct both the amplitude and the phase of that...
Two Holograms in One Surface

Two Holograms in One Surface

Scientists at the Caltech have recently discovered a way to encode more than one holographic image in a single surface without any loss of resolution. The...

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