Amathiphu okuthenga ama-Sunglasses aseSylish (and Safe)
Lapho uthengela izibuko, abantu abaningi bavame ukubheka imfashini kuqala, kunokusebenza. Nakuba kuhlale kujabulise ukufaka ama-shades amasha-shazi amasha, khumbula isizathu esibaluleke kakhulu sokuwagqoka kuqala: ukuvikela amehlo akho. Imisebe ye-Ultraviolet (imisebe ye-UV) evela elangeni ingaba yingozi kakhulu, ngezinye izikhathi ibangela ukulimala okungenakuphikiswa embonweni wethu.
Ukuze uvikele amehlo akho kahle, kufanele ugqoke uhlobo olufanele lwezibuko zokukhanya, ngoba ukugqoka uhlobo olungalungile kungabangela umonakalo omkhulu kunokuba ungagqoki izibuko nhlobo. (Izindwangu ezicwebezelekile ezingenalo ukuvikelwa kwe-UV zingabangela ukulimala amehlo ngaphezu kokugqoka izibuko.) Ngalokho engqondweni, nansi izinto ezimbalwa okufanele uzibheke ngenkathi uthengela lezo shades ezintsha.
- Ukuvikelwa kwe-UV: Ucwaningo lubonisa ukuthi imisebe ye-UV ingasheshisa ukuthuthukiswa kwezidakamizwa . Ilanga elikhanyayo lingabangela ukuphakama kwe-pinguecula nokukhula kwe-pterygium ebusweni beso. Imisebe ye-UV ingabangela umdlavuza wezinkophelo kanye nesikhumba esizungezile amehlo. Imisebe ye-UV ingabangela futhi i- photokeratitis , ukushisa okwesikhashana kodwa okubuhlungu ku- cornea , isakhiwo esicacile se-dome-like on the front of the eye. I-photokeratitis ivame ukuqhubeka ngenkathi kuphuma amanzi noma iqhwa ngaphandle kokuvikelwa kwelanga. Ucwaningo lubonisa ukuthi ukuvezwa isikhathi eside emisebeni yingozi yelanga kungabangela ekuthuthukiseni ukukhubazeka kwe-macular . Okungenani, kufanele ubuke izibuko zokukhanya ezivimba okungenani amaphesenti angu-99 womabili we-UV-A ne-UV-B, bese uhlola ukukhanya okubonakalayo ku-75-90%.
- Ama-Lens Tinted: Ama-lenti angase ahlotshwe ngemibala ehlukahlukene. Ukukhetha kombala kuncike ekuhlanganeni kwesitayela nenjongo. Ukusetshenziswa okujwayelekile, imibala eluhlaza, i-grey, ephuzi, noma ensundu kunconywa ukuze unciphise ukuphazamiseka kombala. Grey kuyinto ethandwa kakhulu njengoba kusenza sibone futhi sibone imibala ngokwemvelo. Ama-lens aluhlaza okwesibhakabhaka nokuluhlaza afana nokuphakamisa ukuhluka Ama-lens abomvu abangela ukuphazamiseka kombala okwedlulele kodwa kuhle ezimweni eziphansi. Ama-lens e-Orange nephuzi anokuthuthukiswa okungafani kahle nokuqonda okujulile, kodwa kunamathemba ukuhlanekezela imibala. (Ama-lens aphuzi avame ukukhetha okwenziwe yizintandokazi zegolfu kanye nabadubulayo.) Ukuthuthukiswa kokuphambene nokubonakala okujulile. Ama-lensi aluhlaza okwesibhakabhaka noma omsakazo akhethwe ngokuyinhloko ngesitayela nangezinhloso zefehion, njengoba benganikeli izinzuzo zangempela embonweni.
- Amalensi aphefumulayo: Amakilasi amaningi amakhwalithi anezilenta ezipholile . Khumbula ukuthi akudingeki ube ne-lens ehlisiwe ukuze uvimbe imisebe ye-UV. Kodwa-ke, iningi labantu likhululekile kakhulu egqoke ama-lensi aphefumulayo, njengoba enza umsebenzi omuhle wokuvimbela ukucabangela nokukhanya. Abantu abasebenza ngaphandle elangeni elikhanyayo bajabulela i-lens enama-polarized. Amalensi aphefumulayo avumela abadobi ukuba babone ngokujulile emanzini.
- Amalensi we-Photochromatic : Lawa lensi ayencipha noma alulame lapho efaka ilanga elikhanyayo. Lapho ebuya endlini, ama-lens abuyela esimweni esicacile. Ama-lens we-photochromatic ayilungiselelo elihle kulabo abangafuni ukuthwala izibuko ezihlukene ezibukwayo kanye nama-eyeglass awo avamile. Noma kunjalo, ama-brand amaningi ama-lens photochromatic awamnyama ngokuphelele ngaphakathi kwezimoto, okwenza zibe izibuko ezingekho ngaphansi kwamandla. Kulabo abakhetha i-lens emnyama phakathi kwemoto, kunezigaba ezimbili zezibuko ezibukwayo ezingadingeka.
- I-Polycarbonate Lenses: Amalensi e-Polarcarbonate aphakathi kwamalensi amaningi anganqamuki atholakalayo, ahlinzeke ukuvikeleka kubantu abadinga ukugqoka izibuko zelanga lapho bejabulela imidlalo noma eminye imisebenzi enobungozi. Lezi lens ngeke ziphazamise njengama-glass lens noma ama-lens epulasitiki avamile. I-polycarbonate lenses inzima ikakhulukazi kodwa iqhafaza kalula. Qinisekisa ukuthi ubheka lezo zokugqoka ezingagwemeki.
Izwi elivela
Qaphela ukuthi ayikho imfuneko yama-glass standeral ekhona mayelana nenani lokukhanya kwe-UV elivinjiwe ngama-lens glass. Kodwa-ke, i-American Optometric Association ikhuthaza ukuthi izibuko zelanga zivimba okungenani ama-ray angu-99 we-UV. Futhi, ayikho imidwebo efanelwe yemikhiqizo yamabhayisikobho ngokuthi ingakanani imisebe ye-UV evinjiwe ngempela. Amalebula angadukisa, ngakho funda ngokucophelela. Ama-optical amaningi anesisetshenziswa esingakwazi ukukala inani le-UV elivinjiwe, ngakho-ke uma ukhathazekile nge-pair of izibuko zokukhanya, lokhu kungase kube okukhethwa kukho.
Umthombo:
I-EyeSmart, Ukuphepha kwe-Eye UV yehlobo.
I-American Academy of Ophthalmology (AAO), 16 Meyi 2014.