"Hayi, yintoni amehlo akhe!" Enkulu, ecacile, eqaqambileyo, ekhwankqisayo, musa nje ukuziqhawula! "Intshiseko ephuma emlonyeni womntu iyamnandi, kodwa yinto enhle, iyancwina ukuva nayiphi na intombazana nentombi. Kodwa kuthekani ukuba uhlobo aluzange luvuze ngamehlo afana nomlilo ubungakanani besibuso esisiqingatha? Okokuqala, musa ukuphelelwa lithemba - ngamnye ngumntu. Kwaye okwesibini, ukukhangela ubuqhetseba nokufumana iilensi ezinxulumene nombala , okwandisa amehlo. Ngabo unako ukutshintsha ukubonakala kwakho, njengokuba kwaye ufuna nini, kodwa indlela yokuzikhethela, apho ukuthenga kunye nendlela yokunyamekela ngayo, siya kuxubusha namhlanje.
Unokukhetha njani i-lens efanelekileyo?
Kodwa ngaphambi kokuba uhambe ukuthenga indawo yokufumana inzuzo, makhe sijonge imigaqo ethile yokusebenza kunye nokunyamekela iilensi. Kwaye siza kuxubusha imiba ebalulekileyo enokuthi ithathelwe ingqalelo xa ukhetha ii-lens zoqhagamshelwano ngokubanzi kunye neelensi zemibala ezandisa amehlo, ngokukodwa. Oku kuya kukusindisa ekungaqondani okukrakrayo, kukunceda ugcine uhlahlo lwabiwo-mali kwaye ulondoloze amehlo abuxabisekileyo.
Ngoko ke, ukuba ucinga ukuba amehlo akho ayinkulu ngokwaneleyo kwaye amnandi, ngoko iilensi zandisa iris okanye umfundi, utshintshe umbala kwaye udwebe iso - nje into oyifunayo. Kodwa nangona unombono we-100%, kufuneka u tyelele oculist ngaphambi kokuthenga iilensi ezinjalo. Kutheni? Ukuze ukhethe iiparamitha ezifanelekileyo kule fayile ye-optical.
- Okokuqala kukho konke kufuneka ukwazi i-radius yokukhawuleka kwe-iris. Le yiparameter ebaluleke kakhulu, kuba ukungahambi kakuhle kwe-curly of the iris kunye nomphezulu we-lens kuya kugqiba induduzo kunye nolonwabo lokusebenzisa oku. Nangona kunye nenketho efanelekileyo yokugqoka iilensi ezinjalo zihlala zicetyiswa ngamandla ngenxa yokuba kungenzeka ukulimaza impilo yamehlo akho.
- Akunakulungele ukuphinda uhlolisise ubunono obubonakalayo kwaye uqinisekise ukuba yonke into ihlelwe ngamehlo. Ngaphandle koko, kuya kufuneka ukhethe kuphela ukuvuna okufanelekileyo, kodwa kunye ne-diopters ehambelanayo, kuba iilensi ezinemibala zinokunyuka okanye ukunciphisa izinto. Uze uhlawule ngokukhethekileyo ukucocwa kweembrane. Ukuba unokwenkqonkqo oluncinci lokusuleleka, kuya kufuneka unikezele ukugqoka nayiphi na iilensi zokudibanisa.
- Kwaye, ekugqibeleni, ukuze kube lula ukugqoka kunye nokufumana umphumo wokulindela, kufuneka uqikelele ububanzi bezinto ezibonakalayo. Kakade ke, kule ngxaki ugqirha uyakukunceda nawe. Kodwa nangona ungayicingi le parameter, ungazami ukuthenga iilensi ezinkulu kakhulu, ngaphandle koko uza kufumana i-puppet yokungaqhelekanga. Phakathi kwabakhiqizi baseKorea, baseTshayina nabaseJapan, ububanzi be-14.5 mm bubhekwa njengento efanelekileyo kakhulu. Ukwandisa iilensi kunye neenyawo zenza umthamo, kwaye aziphambuki kwendalo.
Ukunyamekela iilensi ezinemibala ezandisa amehlo
Ukunyamekela kufuneka, ngokusemgangathweni, kunye nakwezinye iilensi zokuxhumana.
- Iilensi zomhla-nye zilahliwe emva komhla wokugqoka. Iveki nganye, nyanga zonke, inyanga ezintathu, i-half-year and year-olds ihlawulelwe emva kobomi benkonzo.
- Ebusuku, nayiphi na iilensi ezivuselelwayo zisuswa kwaye zifakwa kwisicombululo esikhethekileyo sokucoca. Kukho iilensi ezingenakususwa ngexesha lokulala, nangona abafazi bengathethi ngabo ngendlela efanelekileyo. Amehlo emva koovulindlela obunzima obubi, utywala kwaye obomvu, kwaye unokutshatyalaliswa.
Kutheni i-lens edibeneyo ikhulisa amehlo?
Umbuzo onobuwula, uya kuthi, ukuze ukwandise umthamo wamehlo, ube mnandi kwaye ukhange. Ngoko kunjalo, kodwa akunjalo. Akukhuthazwa ukuba unxibe le ncedisi yokubona yonke imihla, njengoko iyancipha kakhulu amehlo kwaye ingakhokelela ekubonweni kakubi, izifo kunye nesilonda se-iris. Ubuhle, ewe, bufuna idini, kodwa kungabi ngezinga elifanayo.
Ukongezelela, iilensi ezandisa ubungakanani bamehlo zivame ukuhlotshiswa ngeemifanekiso ezihlukahlukeneyo: iintliziyo, iingqungquthela, iintyatyambo, iimpawu zeedola, okanye nje zineempawu eziqhelekileyo. Ndivuma ukuba injalo inceba ngokuqinisekileyo ayikho kwiofisi okanye kwintlanganiso yezoshishino. Kodwa kwiqela okanye ngomhla ochanekileyo. Khetha umfanekiso wakho, kwaye umthandayo uya kulahlekelwa intetho yakhe kwiimeko ezingaphezu kweemvakalelo, kwaye "intombi ziza kubetha izikhwebu zazo.