Refractive glasses turn each firework into an explosion of hearts

See the original posting on Boing Boing

In this video, Mike Augustine demonstrates a fun effect: get a pair of refractive glasses and look at fireworks. His had a heart shape in the refraction, which caused an amazing burst of hearts with each explosion. You can get them with any kind of refraction. Legoland offers them with a LEGO brick lens: Here’s […]