Ultraviolet fluorescent munsi yumucyo ugaragara, ibara ryera cyangwa hafi ya mucyo, muburebure butandukanye (254nm, 365 nm) erekana ibara rimwe cyangwa byinshi bya fluorescente, harimo organic, organic organique, twilight nizindi ngaruka zidasanzwe, ibara ryiza.Igikorwa nyamukuru nukubuza abandi kwigana.Hamwe nibikoresho byikoranabuhanga bihanitse, ibara ryihishe ryiza.