Iziseko zeeglasi

I-1:Iiglasi aziyi kunxiba ixeshana, oku kuya kubangela ukuba i-retina ibe kwilensi okwethutyana icace, okwexeshana umsebenzi ongekho ngqiqweni uya kubangela ukunyuka kweqondo rhoqo.

2:Awukwazi kukrwaqula amehlo,awuboni amazwi ahlabayo

3: Ukunxiba ixesha elide kunokuba kufanelekile ukukhupha ukujonga umgama okwethutyana

I-4: inkxaso yempumlo yeeglasi kunye nesakhelo sokuhlengahlengiswa kwe-elastic ukuze ihambelane nentuthuzelo yabo, kungenjalo iya kubangela ukukhathala kwamehlo.

I-5: xa unxibe iiglasi ukubamba izandla zombini ukuthintela ukuguqulwa kwesakhelo.

6: Xa usula iiglasi, qala uhlambe ngamanzi kwakhona, kwaye usebenzise ilaphu leglasi ezikhethekileyo ukusonga i-lens embindini ecaleni kwendlela yokusula, ungasuli umva naphambili, oku kuya kusula iiglasi, ungachukumisi lens. amaxesha aqhelekileyo

7: iiglasi phezu kwetafile ukusonga isiphelo sesipili sijonge phezulu.Ayinakujikwa