Iimveliso
Eyona nto ifanelekileyo ye-lens yesitokhwe esifanelekileyo
| Impembelelo | IGQITYWE TU | Semi-Gqibezela | |
| Umgangatho | Umbono omnye | 1.49 Isalathiso | 1.49 Isalathiso |
| I-1.56 Isalathiso seMusi | 1.56 Isalathiso esiphakathi | ||
| 1.60 / 1.67 / 1.71 / 1.74 | 1.60 / 1.67 / 1.71 / 1.74 | ||
| I-bifocal | Phezulu kweflethi | Phezulu kweflethi | |
| Phezulu phezulu | Phezulu phezulu | ||
| Ilahlekile | Engabonakali | ||
| Inkqubela phambili | Ipaseji emfutshane | Ipaseji emfutshane | |
| Ipaseji eqhelekileyo | Ipaseji eqhelekileyo | ||
| Uyilo olutsha 13 + 4mm | Uyilo olutsha 13 + 4mm |
● umbono wombono ongenamsebenzi: Yintoni i-lens enye yombono?
Xa kunzima ukugxila kwizinto ezikufutshane okanye ezikude, iilensi zombono ezinokuphinda zincede. Banokunceda ngokulungisa: Iimpazamo ezihlaziyiweyo kwi-Myopia nePressovotia.
● Iilensi ezigxilwe ezininzi:
Xa abantu benengxaki yokubonakala engaphezulu kwesinye, iilensi ezinendawo ezigxile kuzo ziyafuneka. Ezi lens ziqulathe imigqaliselo emibini okanye engaphezulu yokulungiswa kombono. Izisombululo ziquka:
I-BifoCal Lens: Le lens inokwahlulwa ibe ngamacandelo amabini. Isiqingatha esiphezulu sinceda ukubona izinto kumgama, kwaye isiqingatha esingezantsi sinceda ukubona izinto ezikufutshane. Ii-biifocals zinokunceda abantu babe ngaphezu kweminyaka engama-40 abanesidima. I-Pressopia ekhokelela ekunciphiseni okuqhubekayo kokukwazi ukugxila kumgama osondeleyo.
I-lens eqhubela phambili: Olu hlobo lwelensi lunelensi itshintsha i-lens ephantsi phakathi kweqondo le-lens eyahlukeneyo, okanye i-gradient eqhubekayo. Ilensi kancinci iza kugxila njengoko ujonge phantsi. Kufana neeglasi ze-bibulal ezingenamigca ebonakalayo kwiilensi. Abanye abantu bafumanisa ukuba iilensi zenkqubela phambili zibangela ukugqwetha ngakumbi kunezinye iintlobo zeelensi. Kungenxa yokuba indawo engaphezulu yelensi isetyenziselwa Inguqu phakathi kweelensi zamagunya ahlukeneyo, kwaye indawo ekugxilwe kuyo incinci.
Ezi lenses ziyanceda ukuba unengxaki yengxaki egxile kwizinto ezisondele okanye kude. Iilensi zokujonga umbono zichanekile:
● I-myopia.
● I-hyperopia.
● I-Persgoopia.
Iiglasi zokufunda luhlobo lweelensi zombono omnye. Rhoqo, abantu abane-Prestopia babona izinto kumgama ngokucacileyo kodwa zinengxaki yokubona amagama xa befunda. Iiglasi zokufunda zinokunceda. Ungahlala uzithengela ngaphezulu kwekhawuntari okanye ivenkile yeencwadi, kodwa uya kufumana ilensi echanekileyo xa ubona umboneleli wezempilo ukuze agunyaziswe. Ngaphezu kwe-conters abafundi ayiloncedo ukuba amehlo asekhohlo anemigqaliselo eyahlukeneyo. Ngaphambi kokuzama ukusebenzisa abafundi, bona ukhathalelo lwamehlo akho kuqala ukuze uqiniseke ukuba ungazisebenzisa ngokukhuselekileyo.
Ukuba unengxaki engaphezulu kwesinye, unokufuna iiglasi kunye neelensi ezininzi. Ezi lens ziqulathe imigqaliselo emibini okanye engaphezulu yokulungisa umbono. Umboneleli wakho uza kuxoxa nawe ukhetho lwakho nawe. Ukhetho lubandakanya:
Ii-Biifocals: Ezi lelo zezona zihlobo luqhelekileyo zezinto ezininzi. Ilensi inamacandelo amabini. Inxalenye ephezulu inceda ukuba ubone izinto kumgama, kwaye eyona nxalenye ingezantsi yenza ukuba ubone izinto ezikufutshane. Ii-biifocals zinokunceda abantu ngaphezulu kweminyaka engama-40 abanayo iPrestonesia, enokubangela ukwehla kwamandla akho okugxila kufutshane.
Ii-Trifocals: Ezi ngxaki zamehlo zingamacebo ngecandelo lesithathu. Icandelo lesithathu linceda abantu abanengxaki yokubona izinto ngaphakathi kwengalo.
QHUBEKI Inkqubela phambili: Olu hlobo lweelensi lunemilambo ethambileyo, okanye i-gradient eqhubekayo, phakathi kwamandla ahlukeneyo elensi. Ilensi igxile ngokuthe ngcembe njengoko ujonge phantsi kuyo. Kufana ne-bifocals okanye amacingo ngaphandle kwemigca ebonakalayo kwiilensi. Abanye abantu bafumanisa ukuba iilensi zenkqubela phambili zibangela ukugqwetha ngakumbi kunezinye iintlobo. Kungenxa yokuba indawo engaphezulu yelensi isetyenziselwa ukutshintsha phakathi kweentlobo ezahlukeneyo zeelensi. Iindawo ezigxile kuzo zincinci.
✔ I-comples yekhompyuter: Ezi zelessocal ze-mulkocal ziye zalungiswa ngokukodwa kubantu abafuna ukugxila kwizikrini zekhompyuter. Bayanceda ukuphepha ubunzima ngamehlo.
