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Comment by moocowduckquack

Ahh, so volumetric rather than holographic then.

I always get a bit suspicious of claims of commercial holographic displays due to the data requirements, if nothing else. Here's an analysis from the MIT Spatial Imaging Group, for instance.

"a hologram of dimensions 100mm by 100mm and a viewing angle of 30 degrees contains approximately 25 Gigabytes of information, or the equivalent of 25 billion samples of information - all for a single frame. In order to update such an image with 8-bit resolution at a rate of 60 frames/second, a data-rate of 12 Terabits/sec would be required for transmission of the hologram"

http://www.loreti.it/Download/PDF/Olografia/holovideo/MIT/sp...

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