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Fun fact, those patterns are called caustics: https://en.wikipedia.org/wiki/Caustic_(optics) https://en.wikipedia.org/wiki/Caustic_(optics)
by bschwindHN 7y ago
Fun fact, those patterns are called caustics:
https://en.wikipedia.org/wiki/Caustic_(optics) https://en.wikipedia.org/wiki/Caustic_(optics)