Infrared excitation inki/pigment: Infrared excitation inki inki inodhinda inopa inooneka, inopenya uye inopenya mwenje (yero, tsvuku, yegirinhi uye yebhuruu) kana yakavhenekerwa kune infrared mwenje (940-1060nm).Iine maficha emhando yepamusoro tekinoroji, kuomerwa mukukopa uye yakakwira anti-forgery kugona, inogona kuiswa muanti-forgery kudhinda zvakanyanya, kunyanya mumanotsi eRMB uye mavhocha epeturu.