im going through this catalogue if you want to play around at home. i can't do the ones with clear though https://shop.bullseyeglass.com/sheet-glass/streakies
@kalloway i think the darkness is probably a big reason though
Oh, I'm old, lol. These were absolutely tiny glass incandescent bulbs.
@kalloway oh it's possible then!!!
@kalloway it's possible but i think it's probably because the way to do purple light is blacklights maybe? i think purple plastic is not hard but idk details