Fiilooyinka optic optic-ka ee loo isticmaalo caafimaadka "waa fiilo gaar ah oo loogu talagalay codsiyada caafimaadka ee ugu yar ee kala-wareejinta ah, sida gudbinta tamarta ee ugu yar, u gudbinta tamarta laser-ka, iyo gudbinta xogta sawirka ama baaritaanka.