Am 23.12.2013 15:14, schrieb Orchid Win7 v1:

> I also found a website with software for computing interference
> patterns. They claim that if you take something like a 600 DPI laser
> printer and print the pattern onto a transparency, you can shine a laser
> pointer through it and get a very fuzzy, very grainy hologram. (Assuming
> your printer doesn't try to interpolate or otherwise alter the precisely
> computed pixel patterns!)

There are even people out there who, using nothing but a compass with a 
sharp tip, cut patterns into acrylic glass to produce simple 
stereographic images (point clouds actually).

And yes, it appears to actually work.

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