Birakwiye ko abasaza bambara firime zitera imbere?

Mbere ya byose, reka twumve ko ari lens igenda itera imbere, kandi ibyiciro byayo birashobora gusobanurwa nkibintu byose.Niba igabanijwe kuva aho yibanze, lens irashobora kugabanywamo ibice bimwe byibandaho, ibice bibiri, hamwe ninzira nyinshi.Intambwe igenda itera imbere, izwi kandi nka lens igenda itera imbere, ifite ingingo nyinshi yibanze kuri lens.

Lens igenda itera imbere nigicuruzwa cyo kwerekana ibihe.Uko imyaka igenda yiyongera, ubushobozi bwijisho bwo kwakira buhoro buhoro buragabanuka, bigatuma umurwayi agira ikibazo cyo kubona hafi, kuburyo mumurimo ureba hafi, myopic igomba kongeramo lens ya convex hiyongereyeho gukosorwa kwa static kuri ufite icyerekezo gisobanutse.Bya hafi.Mu bihe byashize, abantu benshi bageze mu za bukuru bakoresheje lensike ya bifocal kugirango bakemure ikibazo cyo kubona kure no hafi icyarimwe, ariko kubera isura yabo mibi ndetse no gukundwa kwabantu benshi bagenda batera imbere, lens ya bifocal yaravanyweho;Lens nyinshi ni intambwe yibanze mumateka yiterambere rya lens., kandi bizaba kandi inzira nyamukuru yubushakashatsi niterambere ryabahanga no kumenyekanisha isoko mugihe kizaza.Lens igenda itera imbere ni ukugera kure, hafi, no hagati yintera imwe, wirinda ikibazo cyo guhinduranya ibirahuri kenshi.Twumvise byinshi kubyerekeye imyitozo igenda itera imbere, ariko ntabwo aribicuruzwa bishya, ariko abantu benshi bageze mu za bukuru ntibazi icyo gukora.Niba hari ibicuruzwa nkibi, tuzafata iyambere kubaza.Byumvikane ko, dushobora kandi gufata iyambere kugirango tuyimenyekanishe kandi tubamenyeshe ko usibye gusoma ibirahuri, hariho ubundi buryo bworoshye bworoshye.

Ni izihe nyungu za firime zitera imbere?

1. Kugaragara kwa lens ni nkicyerekezo kimwe, kandi umurongo ugabanya impinduka zimbaraga ntushobora kuboneka.Ntabwo ari byiza gusa mubigaragara, ariko cyane cyane, birinda ubuzima bwuwambaye imyaka, kandi nta mpamvu yo guhangayikishwa no guhishura ibanga ryimyaka kubera kwambara amadarubindi.

2. Kubera ko imbaraga za lens zigenda buhoro, ntihazabaho nko gusimbuka.Nibyiza kwambara kandi byoroshye kumenyera, biroroshye rero kwemerwa.

3. Kuberako impamyabumenyi igenda gahoro, gusimbuza ingaruka zo guhindura nabyo byiyongera buhoro buhoro ukurikije kugabanya intera igaragara, nta guhindagurika muguhindura, kandi ntibyoroshye gutera umunaniro ugaragara.

4. Icyerekezo gisobanutse kiboneka intera zose mumashusho agaragara.Ikirahuri kirahagije gukoresha intera, hafi nintera intera icyarimwe.

Birakwiye ko abasaza bambara?

Birakwiriye.Iyo filime igenda itera imbere, yakoreshwaga ku bageze mu za bukuru, nyuma ikaza gukura ku bageze mu za bukuru ndetse no mu rubyiruko, ariko hano ndibutsa abantu bose ko filime itera imbere idakwiriye abantu bose.Jya kwa muganga w'amaso usanzwe mbere yo kubona ibirahure., hanyuma uhitemo lens nyuma ya optometrie yumvikana.