Uma usanda kufinyelelwa ukuhlolwa kwe-lens, kungenzeka ukuthi umangale ku-bill yakho yokugcina. Iziguli zivame ukuzibuza ukuthi kungani izindleko zokuhlolwa kwe-lens zingaphezu kokuhlolwa kwesiso njalo. Kungenxa yokuthi iziguli ezifanelekayo nama-lens oxhumana nabo zihilela izinyathelo eziningana kanye nesikhathi esengeziwe. Ngokuqondile, nansi izinto ezimbalwa ezingase zandise umugqa ophansi:
Uma Usha Kokuxhumana nabo
Uma ucela amalensi oxhumana nabo okokuqala, kufanele ube nokuhlolwa okuphelele ukuqinisekisa ukuthi ungumgcini omuhle wokugqoka othintana nabo. Uzoxoxwa ukuze unqume imigomo yakho ngabanye nangomuntu siqu. Ungase ufune kuphela ukugqoka oxhumana nabo bezemidlalo kanye ngesonto, noma mhlawumbe ungathanda ukuwagqoka nsuku zonke imisebenzi yokufunda nokuvala. Ngenxa yokuthi kunezinketho eziningi ze-lens, udokotela omuhle uzolalela ngokucophelela imigomo yakho bese ukhetha ilensi evumelana nokuphila kwakho.
Izivivinyo Nezinqubo Ezengeziwe
Udokotela wakho wezandla uyokwenza ukuhlolwa okuningiliziwe ukuze ahlolisise amehlo akho ngamalensi oxhumana naye. Isivivinyo esisodwa esibalulekile yizindawo ezibonakalayo , inqubo ebala zonke izici ezihlukahlukene ze- cornea yakho. I-Corneal mappography ibonisa imiphumela efana ne-topography yezintaba. Imibala eshisayo (ebomvu) ibonisa izindawo eziqinile ezinemibala ye-cornea nepholile (ibluish) imelela izindawo ezihlabayo.
Ngenxa yokuthi i-lens yocingo ihlala ku-cornea uma ifakwe esweni lakho, ukuvinjelwa kwe-corneal kufanele kulinganiswe ngokuqondile ukuze kuqinisekiswe ukufaneleka okulungile nokuphilile.
Olunye uvivinyo olubalulekile ukuhlolwa kwesibani sokuhlenga. Ngesikhathi lokhu kuhlolwa kwenziwa ngesikhathi sokuhlolwa kwamehlo okuvamile, udokotela wakho angase asebenzise isikhathi esiningi enza ukuhlolwa kwesibani sokuqhafaza kumuntu othayipha i-lens.
Ngezinye izikhathi, kubonakala izinkinga zeso lwezokwelapha ezidinga ukuphathwa ngaphambi kokuqhubeka nokufaneleka.
Ukufakela Oxhumana nabo
Ngemuva kokuxoxa ngezinketho ezihlukahlukene zokuxhumana zamalensi, ama-lens okuxilongwa oxhumana nabo azobekwa emehlweni akho. Udokotela wakho uzobe enza olunye uhlolo lokukhanyisa isibani ukuze athole ukuthi i-lens ethile ihambisana kahle yini, ukuqinisekisa ukuhamba kahle kwe-lens. Kuzohlolwa ukuhlolwa kwe- acuity ukubona ukuthi i-lens yokuxhumana ilungisa kanjani umbono wakho.
Uma ungakaze ugqoke amalensi oxhumana naye, uzofundiswa ngendlela efanele yokufaka, ukususa, nokuyibulala ngamagciwane. Odokotela abaningi bamehlo bazobeka ukubaluleka ngokweqile ekuhlanzeni, ukuhlanzeka nokucwiliswa . Udokotela wakho cishe uzokuvumela ukuba ugqoke amalensi oxhumana naye ngesonto bese ubuyela ekuvakashelweni okulandelwayo. Ekuvakashelweni okulandelwayo, udokotela wakho uzophinde ahlaziye ama-lens okuxhumana futhi axazulule izinkinga ezingenzeka. Kungenzeka ukuthi i-lens entsha izovivinywa noma i-prescription izoqedwa. Uma umbono wakho nenduduzo enganelisekile, ukuvakashelwa okulandelayo okulandelayo kungalawulwa. Ezinye izinhlobo zama-lens, afana nama-toric lens wokulungisa i-astigmatism noma i-lens multimodal yokulungisa i-presbyopia, ithambekele ukuthatha isikhathi esengeziwe ukuze ufeze kahle.
Amalensi oxhumana nabo afanelekayo kokubili isayensi nobuciko obudinga izinga elithile lobuchwepheshe. Imali yokuhlolwa kwe-lens nokuphathwa kwe-lens ngokuvamile iphakathi kuka-$ 15 no-$ 160 ngaphezulu kwezindleko zokuhlolwa kwe-eye ejwayelekile, ngokuya ngohlobo lensimbi yokuxhumana edingekayo. Isikhathi nokuvakashelwa okungeziwe, ukuhlolwa okukhethekile, nobuchwepheshe bodokotela yizinto ezivame ukungabi yingxenye yokuhlolwa kwamehlo okuphelele kanye nokuhlolwa kombono. I-anatomy ye-iso, impilo ye-eye, imigomo ngayinye, kanye nohlobo lwemithi ye-prescription yenza ukuhlolwa kwe-lens yokuxhumana nokufakelwa okuhlukile kuzo zonke iziguli.