The jaantuska Projector waa aalad AC ku shaqaynaysa oo loogu talagalay in lagu sawiro sawirka shaashadda si loogu tijaabiyo aragga.Jaantuska sidda saxanka, saxanka maaskarada iyo tuubada tusmada astigmatic waxaa lagu kontarooli karaa buro oo dhamaantood ku yaal guddiga hore ee mashruuca.