umutekano utagaragara wibintu byitwa uv fluorescent pigment , Ultraviolet fluorescent Pigment.
Izi pigment zidafite aho zibogamiye mu ibara, hamwe nifu yera-yera yera.Ntibigaragara iyo byinjijwe muri wino yumutekano, fibre, impapuro.Iyo urumuri rwumucyo wa UV 365nm, pigment isohora imirasire ya fluorescent yumuhondo, icyatsi, orange, umutuku, ubururu na violet bityo igahita imenyekana.