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2 posts tagged with physics by pallen123.
Displaying 1 through 2 of 2.

Filter that makes laser beam visible?

Are there types of laser light, color or wavelength, whole beam can be seen in daylight conditions with a special eyeglass filter? [more inside]
posted by pallen123 on Mar 6, 2012 - 11 answers

Seeking clicking mechanism or design...

What kind of small toys or devices click when you rotate them forwards and backwards? Seeking mechanism or design... [more inside]
posted by pallen123 on Nov 21, 2009 - 13 answers

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