Akukho zixhala-oko akuthethi ukuba kufuneka unxibe ii-bifocals ezingathandekiyo okanye iitrifocals. Uninzi lwabantu, iilensi ezihamba-hamba-hamba-zine-intanethi ziyindlela engcono kakhulu.
Zithini iilensi zenkqubela phambili?
I-lenses eqhubela phambili ayikho Ngamanye amagama, iilensi ezihambelanayo ziya kukunceda ubone ngokucacileyo kuwo wonke umgama ngaphandle kwazo ukucaphukisa (kunye nokuchaza ubudala)
Amandla eenguqu eziqhubayo ngokuthe ngcembe ukuya ngqo kwinqaku ukuba aqonde i-lens, abonelela ngamandla afanelekileyo e-lens abone izinto ngokucacileyo.
Iibhayili, kwelinye icala, zineelensi ezimbini kuphela - enye yokubona izinto ezikude ngokucacileyo kunye nomsebenzi wesibini kwisiqingatha esisezantsi selensi yokubona ngokucacileyo kumgama ocacisiweyo wokufunda. I-junction phakathi kwezi ndawo zahlukileyo zombane zichazwe "ngumgca we-biigocal" obonakalayo onqumayo kwilungu lelensi.
Iilensi ezihambelanayo, ngamanye amaxesha zibizwa ngokuba "ngaphandle kwe-biifocals" kuba azinawo lo mgca we-bibulal obonakalayo. Kodwa iilensi zenkqubela phambili zinoyilo olungcono kakhulu kunee-biifocals okanye iitrifocals.
I-Premium eqhubela phambili inkqubela phambili, idla ngokubonelela ngeyona ntuthuzelo ilungileyo kunye nokusebenza, kodwa zininzi ezinye iimpawu ze-rander kunye nemisebenzi eyongezelelekileyo kunye nelensi ye-Photochromic eqhubela phambili, kunye nezixhobo ezahlukeneyo. Unokufumana umntu ofanelekileyo kwiphepha lethuhttps: //www.www.iversyeoptical.com/ proness-lecles-.
Uninzi lwabantu luqala ngokufuna ukufunwa ziiglasi zamehlo ezininzi emva kweminyaka yobudala engama-40. Oku kulapho utshintsho oluqhelekileyo lweliso kwiliso elibizwa ngokuba yiPresbyopia kunciphisa ngokucacileyo. Kuyo nayiphi na into ene-Presbyopia, iilensi ezihambelanayo zinezibonelelo ezibonakalayo nezinoncedo ze-cosmetic xa zithelekiswa nee-bifocals kunye neestifo.
Uyilo oluninzi lweelensi zenkqubela phambili lubonelela ngezantsi kwezibonelelo eziphambili:
Inika umbono ocacileyo kuwo wonke umgama (kunokukude umgama omnye okanye ezintathu.
Iyaphelisa "umfanekiso wemifanekiso" obangelwa zii-bifocals kunye neestifocals. Kulapho izinto zitshintsha ngequbuliso kwinkcazo kunye nendawo ebonakalayo xa amehlo akho ehamba kwimigca ebonakalayo kwezi zenzo.
Kuba akukho migca ye-bifi ebonakalayo "kwiilensi eziqhubayo, zikunika inkangeleko yobutsha kune-bifocals okanye amacingo. .