I-Myopia, hyperopia, astigmatism ... yintoni umahluko wabo?

Sivile nge myopia okanye ze iqeqesho… Kodwa uyazi ukuba bazibonakalisa njani okanye umahluko phakathi kwento nganye?

Ukuqala ngokuthetha ngeengxaki zombono, kufuneka sikwenze kucace ukuba azimelanga omnye komnye kwaye zingaphezulu kwesinye ezinokwenzeka ngexesha elinye. Ke ngoko, kwi Uludwe.com Sifuna ukusondeza kwiingxaki ezine eziqhelekileyo zamehlo kunye nokwahluka kwazo. Siza kuthetha ngendlela elula ukuba yintoni i- myopia, la ukubona kude, i istigmatism kunye iqeqesho.

Imopiya:

Yeyona ngxaki ixhaphakileyo yokubonwayo yazo zonke. Olona phawu lucacileyo lunombono omdaka ukusuka kude kwaye kugxininiswa ngakumbi ebusuku. Isizathu somzimba wale ngxaki kukuba iliso likhulu kunesiqhelo.

Iiglasi okanye iilensi zonxibelelwano zinokusetyenziselwa ukulungisa i-myopia. Ngokwesiqhelo usebenzisa iperi yeglasi enepriskripshini esezantsi yemisebenzi yemihla ngemihla, enjengokubukela umabonwakude okanye ukuba nekhompyuter kunye nesinye isibini ukuqhuba okanye ukujonga kude, ngophakamiso oluphezulu. Kukho enye indlela yokunxiba iiglasi yotyando olwenziwe ukuba lubonakale. Iziphumo zihle kakhulu kwaye, njengengcebiso, siyakucela ukuba uqhagamshelane nogqirha wakho wamehlo ukuze akwazi ukusicebisa ngalo mbandela.

Ukubona kude:

Sisiphumo esichaseneyo ne-myopia, ihlala ibonakala ngamehlo incinci kunesiqhelo kwaye iimpawu eziphambili kukudinwa okanye intloko xa usebenza ngokusondeleyo, kwaye ukuba i-hyperopia iphezulu, iya kuchaphazela umbono wokude.

Kule meko, olona khetho lulungileyo kukusetyenziswa kweiglasi, kuba akufuneki zinxibe imini yonke kwaye ukuba i-hyperopia idlula kwinqanaba elithile, iilensi zonxibelelwano zinokusetyenziswa. Kwihyperopes, utyando ayisosisombululo sisiso.

Astigmatism:

I-Astigmatism ihlala ihamba nezinye zeziphene ezibonakalayo esele sichazile, i-myopia okanye i-hyperopia. Olona phawu lucacileyo lwe-astigmatism luphazima kokubini kude kwaye kufutshane kwaye kubangelwa kukutshintsha kwe-cornea (eyona nxalenye iliso).

Isiphene esibonakalayo sinokulungiswa ngokusetyenziswa kweiglasi, iilensi zonxibelelwano okanye uqhaqho olunqabileyo.

I-Presbyopia:

Ikwabizwa ngokuba yi "eyestrain", sisiphumo esidibaniswa nobudala, esihlala sivela emva kweminyaka engama-40 kwaye ezona mpawu zibonakala zimfiliba kufutshane nombono. Isizathu somzimba wale ngxaki kukuhlala okungaphantsi kwelensi (eyilensi esinayo ngaphakathi esweni) kwaye kule minyaka idlulileyo iphulukene namandla ayo wolula kunye / okanye ikhontrakthi, ethintela ukuba sigxile kufutshane.
Ekuqaleni ichaphazela kuphela umbono osondeleyo kwaye, kancinci kancinci, iphela ichaphazela umbono ophakathi.

Esona sisombululo sisibuko se-bifocal, esivumela ukulungiswa komgama, indawo ephakathi kunye nommandla osondeleyo ukuba wenziwe kwilensi enye.

Njengesiqhelo, ukuba unayo nayiphi na kwezi mpawu sizichazileyo, sicela ukuba uye kugqirha wamehlo, oya kuba nguyena oza kukunika isisombululo ngokuxhomekeke kwingxaki yakho.