I-lens zoqhagamshelwano yindlela eyaziwayo kakhulu yokulungiswa kombono. Ngoku kutshanje, imarike yale mveliso iye yanda kakhulu, ngoko umboleki ubhekene nengxaki enkulu yokhetho. Indlela yokukhetha iilensi zamehlo, ngoko bakhonza ixesha elide kwaye abazange babangele impembelelo?
Ukuphindaphinda kokutshintshelwa kwe-lens
I-lens zoqhagamshelwano ziyimpendulo yendabuko kunye necetywayo. Ixesha lokugqoka lokuqala liinyanga ezintandathu okanye ngonyaka. Bafuna ukunonyamekela. Kubalulekile ukuhlambulula kuphela ngoncedo lweephilisi ezikhethekileyo ze-enzyme. Iimveliso ezinjalo zilungele ukungakhethi, njengoko zivame ukuba zilungele ukulindela izigulane kwaye aziwanelisi i-ophthalmologists ngezibonakaliso zanamhlanje.
Iilensi zokutshintshwa ziyahlula zibe:
- -uku-1;
- 1-2 iiveki;
- ukutshintshwa kwenyanga;
- Iinyanga ezintathu.
Zonke zifuna ukuhlanjululwa kwe-enzymatic. Ukwenza oku, kungcono ukusebenzisa izisombululo ezininzi. Ukuze ukhethe ngokufanelekileyo iilensi zokutshintshwa kwamehlo, jonga ukuba zizakuhlala zide kangakanani (kuphela ngemini okanye ngexesha elipheleleyo), nakwizinto ezenziweyo. Oku kuya kukuvumela ukuba uthenge iimveliso ezingayi kubangela ukuba ube nesifo sengqondo esomeleleyo kunye nezinye iziphumo ezibi.
Iilensi zamathambo
Kungekude kudlulileyo, imifanekiso yabonakala kwiimarike ezilungisa ngempumelelo i-astigmatism. Ezi ziyi-torsion lenses. Bathucula umgangatho wamehlo kubantu abanesiphene esingcono kuneziglasi ezikhethekileyo. Ngaba uyazi ukuba ungakhetha njani iilensi zokuxhamla amehlo? Musa ukukhathazeka. Ziza kuphela ezimbini iifom:
- I-Hydrogel- ifanelekileyo kulabo abafuna iilensi ngosuku zokugqoka, kuba bengenalo ukulala.
- I-silicone-hydrogel - isinconywa kwizigulana eziphambili ezixhomekeke kwizifo ze-hypocox.
Kukuphi ukukhetha iilensi zamehlo?
Iilensi ezininzi zithengiswa kwi-optics. Kodwa uluhlu oluninzi lweemveliso ezifana nokwandisa ubuninzi bokubukeka bufumaneka nakwiindawo zokuthengisa kwi-intanethi. Kuphi kungcono ukhethe iilensi zamehlo? Kubalulekile ukwenza oku kumaziko akhethekileyo apho kukho ugqirha-ophthalmologist ofanelekileyo. Ingcali kuphela iya kuba nakho ukuqhuba isifundo esisoloko kuzo zonke iiparamitha eziyimfuneko kwaye ufumane:
- xabiso lokwakha;
- imeko yombono jikelele,
- ukukhawuleka kwe-cornea;
- Iimpawu zokunyanzeliswa kwe- intraocular ;
- indlela umbono wembonakalo kunye neengunu zamehlo ezisebenza ngayo.
Emva kokugqiba uphando, unokuqhubeka nokukhethwa kwee-lens, ngokusekelwe kwiintetho zakho.
Awunalo ithuba lokutyelela i-ophthalmologist? Ndingakhetha njani iilensi zamehlo ngaphandle kogqirha? Oku kunokwenziwa kuphela ukuba unemiphumo yoviwo lokuqala! I-lens yoqhagamshelwano yinto yonyango, ngoko unokuzithenga xa usuyazi ukuba uluphi uhlobo olufanelekileyo kakhulu kuwe.
Unokukhetha njani iilensi ezinemibala yamehlo?
Iilensi zokudibanisa ezinemibala zizinto eziyingozi ezitshintsha umbala wendalo kwaye zinika ukucacisa okukhethekileyo. Ukongeza, banokuyicombulula iingxaki zezonyango nezengqondo zezigulane ezineziphene zemibala okanye iva. Kwii-optics ezikhethekileyo kunokwenzeka ukuzama kwiilensi zembala emininzi. Oku kuvumela izigulane ukuba zikhethe iimveliso ezikhoyo
Ngaphambi kokukhetha i-lens yombala kwamehlo, kuyafaneleka ukujonga umboniso wakho, kuba ngaphezu kwento yokuzibonga, banamanye amathuba. Ngokomzekelo, ukuba unobungozi obusondeleyo (ukuya kwi-diopters -8), unokusetyenziswa ukulungisa loo ngxaki yesifo se-ophthalmic.
Kulabo abanelanga elikhanyayo elenza amehlo anamehlo kunye nentloko, kufuneka uzikhethele iilensi ezinemibala ezithatha i-ultraviolet. Kwiphakheji yabo kukho uphawu olukhethekileyo ngendlela yelanga okanye incwadi "UV".