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sbierwagen | on: Insects don't swarm at LED lights
You don't need UV to stimulate florescence. 395nm blue light will cause yellow highlighters to light up quite brightly: https://par.nsf.gov/servlets/purl/10326338
mrheosuper | parent
UV-A starts from 400nm, so there is no "395nm blue light"
Dylan16807 | root | parent
400nm by virtue of aggressive rounding. 395nm is well inside the visible range.