Ayi, palibe kuwonongeka kwa chotsukidwa ndi laser . kuyeretsa, kopanda tanthauzo, komanso njira yoyeretsa yomwe siyikuwonongeka kwa gawo la {4}
Mtengo wa laser umasankha kwambiri, amalumikizana kokha ndi zodetsa pansi pomwe ndikuchotsa njira zoyeretsa .
Kuphatikiza apo, kuyeretsa kwa laser kumatha kusintha zinthu ndikuchotsa zonyansa kwambiri, zomwe zimapangitsa kuti ikhale njira yokwanira komanso yoyeretsa bwino {{0}