Kunzima ukulinganisa ukuthi kungakanani okudingeka uchithe kuma- lens okuxhumana ngoba izinguquko eziningi zingathinta intengo. Ama-optometrists anquma imali yabo yokuxhumana kwama-lens, kanye nokuhlolwa kwe-lens yokuxhumana nokuvakashelwa kokulandela. Amanye ama- optometrists ahlanganisa lezi zimali zibe ngamanani owodwa, ngakho qiniseka ukuthi ubuza kahle ukuthi uthola imali yakho.
Abaningi be-optometrists abahlakaniphile abahlanganisi yonke into ibe yintengo eyodwa, kodwa kunalokho babala ngokucacile futhi bakhulume lokho okukhokhayo. Lokhu kungenxa yokuthi izinhlelo zombono kanye nezinkampani zomshuwalense zikhokhela ezinye zalezi zinsizakalo futhi imboni isibekelwe imigomo yokukhokha.
Izinhlobo zamaLensi okuxhumana
Izinhlobo eziningi ezahlukene zama-lens atholakalayo namuhla. I-optometrist yakho izokwazi ukunquma uhlobo lwama-lens oluzozuzisa kakhulu kuwe. Izintengo ezijwayelekile zamalensi oxhumana nawo ziyahlukahluka kuye ngokuthi uhlobo lensiphi kanye nesidakamizwa siyadingeka.
Isibonelo, uma umbono wakho udinga ukuba ugqoke i-lens yokuxhumana ukuze ulungise i-astigmatism, ama-lens akho azobizwa ngokuthi ama-lens aphuzi. Ama-lens okuxhumene nawo e-toric ayabiza kakhulu kunabo oxhumana nabo abathobekile abasebenzisa ukulungisa ukusondelana nokubukeka kahle. Amalensi e-toric kufanele ashintshwe kabili ngenyanga. Kodwa-ke, odokotela abathile bayokutshela ukuthi la ma-lens angasetshenziswa ngokuthe xaxa kancane kancane ukuze anciphise izindleko zenyanga.
Uma uneminyaka engaphezu kwezingu-40 futhi udinga i-lens contact ye-bifocal, lindela ukukhokha ngaphezu koxhumana nabo abathandekayo abavamile. Kanti futhi, ama-lens ezinhlobonhlobo ezinemibala kanye nama-lens athile asebenzayo angaba ngaphezu kwamaphesenti angaba ngu-80 ngaphezulu kwama-lens angenalutho.
Amanani
Ukukunika umbono wezintengo zamanani, nansi amanye amanani wensimbi yokuxhumana amanani athathwa kuma-opticalal commercial, abathengisi be-lens yokuxhumana nabo ku-intanethi, namahhovisi odokotela abazimele.
- Ukukhubazeka Kwansuku zonke: $ 55-95 ibhokisi ngalinye (amabhokisi angu-8 / ukunikezwa kwonyaka)
- Izivivinyo ezimbili zeviki: $ 25- $ 55 ibhokisi ngalinye (amabhokisi angu-8 / ukunikezwa kwonyaka)
- I-Toric (i-Astigmatism) Emaviki amabili (Ama-Astigmatism) Abalahlayo: $ 50-65 ibhokisi ngalinye (amabhokisi angu-8 / ukunikezwa kwonyaka)
- Izinsalela zenyanga: $ 45-85 ngebhokisi ngalinye (amabhokisi amane / ukunikezwa kwonyaka)
- I-Toric Monthly (Astigmatism) Abalahlwayo: $ 55-95 ebhokisini ngalinye (amabhokisi angu-4 / ukunikezwa kwonyaka)
- Amalensi Wama-Soft Ajwayelekile Asemthethweni: $ 25-100 ngamalensi ngalinye (ama-lens amabili / ukunikezwa kwonyaka)
- Amalensi Okugcoba Amagesi Aphezulu: $ 75-325 ngamalensi ngalinye (amalensi amabili / ukunikezwa kwonyaka)
- Amalensi e-Hybrid RGP / Soft : $ 250-500 ngamalensi ngalinye (ama-lensi angu-4 / ukunikezwa kwonyaka)
(Gcina engqondweni ukuthi ezinye noma zonke izimali zokuxhumana lens zingase zihlanganiswe ngaphansi kohlelo lwakho lomshuwalense.)
Ukuhlelela Oxhumana nabo Online
Uma ucabangela ukuhleleka kwama-lensi okuxhumana nabo ku-intanethi, qaphela ikakhulukazi amacala okuthutha kanye nezindleko zevolumu. Ngokuvamile, amanani ayancintisana kakhulu emahhovisi o-optometrists azimele futhi ngokuvamile anezaphulelo zomkhiqizi ezingatholakali ku-intanethi. Abathengisi be-inthanethi bangaba nezintengo ezingezansi kepha isikhathi eside sokuthutha (amasonto owodwa kuya kwamabili, ngokwesilinganiso). Kungase kube nzima nakakhulu ukuhlela amalensi okwenziwe ngokwezifiso ku-intanethi.
Umthetho we-Federal uvinjelwa ukuhambisa amalensi othintana ngaphandle kwemithi evumelekile. Ngeshwa, kunabathengisi abambalwa abathintana nabo be-intanethi abathengisa amalensi oxhumana nabo ngaphandle kwemithi.
I-Federal Trade Commission isanda kuvimbela eziningi zalawebhusayithi engemthetho.
Okufanele Ukwazi
Khumbula ukuthi ama-lens okuxhumana nawo ayindlela ehlelekile yokulungiswa, kepha futhi amadivayisi wezokwelapha okumelwe anakekele kahle ukuze alondoloze umbono ophilile. Izinyathelo ezithile zokuhlanzeka kufanele zithathwe ukuze ugweme ukutheleleka kweso kweso noma izinkinga zeso. Ukugeza izandla ngaphambi kokuphatha othintana nabo kubaluleke kakhulu ekugqokeni kwe-lens yokuphepha.
Ingozi eyingozi ehambisana nokugqoka kwendwangu yocingo i-infection corneal. Lezi zifo ngokuvamile zibangelwa izidalwa ezinobungozi ezithinta amehlo.
Kunconywa ukuthi ugeze izandla zakho ngokugcwele insipho ye-antimicrobial ngaphambi kokuphatha amalensi oxhumana nabo.
Ungalokothi ushintshele ama-lensi kunoma ubani; ukwabelana ngamalensi oxhumana nabo kungabangela izifo nezinye izinkinga zeso. Futhi, ungalokothi ugqoke amalensi akho oxhumana naye isikhathi eside kunokunconywa udokotela wakho we-eye. Ukulala kulabo oxhumana nabo kuwumqondo omubi ngoba i-lens yokuxhumana iyaphazamisa umoya-mpilo ukugeleza ku-cornea. I-cornea ayinayo ukugeleza kwegazi, ngakho ithembela emoyeni omoyeni ukuze uhlale uphilile. I-lens yokuxhumana efaka iso ikhubaza umoya we-oxygen futhi iguqule umzimba weziso lakho.
> Umthombo:
> Inhlangano Yama-American Optometric, "Izindleko Zokuxhumana KwamaLensi." AOA, 2017.