UV ink
Blacklight-visible dye
UV ink is ink that's invisible under normal light but fluoresces when exposed to ultraviolet light.
It's used for security marking on currency, tickets, and official documents, as well as for stamps on hands at clubs and events.
Also called invisible ink or blacklight ink: The bouncer checked my hand under the UV light.
- black lightUltraviolet radiation source
- blacklightUltraviolet radiation source
- fluorescentEmitting light when energized
- invisibleCannot be seen
- glowSteady, soft light
security · security feature · counterfeit · stamp · hand stamp · nightclub · marking · luminescent · reactive · secret · secret message · phosphorescent · detection · printing · neon · handstamp · verification · watermark
visibility
UV inkpermanent marker
Pen with lasting ink
colored ink · black ink · printer ink · India ink · dye
UV, ink, ultraviolet, violet, ultra, inky, inked, inking, inks