Might I suggest a projector, with a zoom showing on a small piece of frosted ple... | Hacker News

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		noonespecial on Sept 23, 2011 \| parent \| context \| favorite \| on: UC Berkeley Scientists Translate Brainwaves into I... Might I suggest a projector, with a zoom showing on a small piece of frosted plexi? I have used this method to project an image onto a "screen" that was underwater (and quite invisible until struck by the projector beam).

Kliment on Sept 23, 2011 [–]

Yeah, there are solutions like this. But the big screen is what we have, and it works great

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