Chifukwa 1: Kuchuluka kwa ma resolution ndi kwakukulu kwambiri kapena malo olumikizirana ndi ochepa kwambiri.
Yankho: Konzaninso chisankho
Chifukwa 2: Mphamvu ya laser ndi yokwera kwambiri
Yankho: Tsitsani.
Chifukwa 3: Choyatsira moto, mafani otulutsa utsi sakutsegulidwa.
Yankho: Yatsani