1) Zonke iiglasi zelanga zi-anti-ultraviolet. Ayizizo zonke iiglasi ezichasene ne-ultraviolet. Ukuba unxibe "izibuko zelanga" ezingekho kwi-ultraviolet, iilensi zimnyama kakhulu. Ukuze ubone izinto ngokucacileyo, abafundi baya kwandisa ngokwemvelo, kwaye imisebe ye-ultraviolet ngakumbi iya kungena emehlweni kwaye amehlo aya kuchaphazeleka. Ukulimala, iintlungu zamehlo, i-corneal edema, ukuchithwa kwe-corneal epithelial kunye nezinye iimpawu zivela, kunye ne-cataracts ingenzeka ekuhambeni kwexesha. Xa uthenga, kufuneka ujonge ukuba ngaba kukho iimpawu ezifana ne-“UV400″ kunye “nokhuselo lweUV” kwipakethe.
2) Khetha iilensi ezingwevu, ezimdaka kunye neziluhlaza
3) Ilensi yobunzulu obuphakathi
Ixesha lokuposa: Oct-29-2021