Malenzi aunodamagirazi akozvinoenderana nekunyorerwa kwegirazi rako remaziso.Usati watenga magirazi matsva, ronga kuongorora maziso nachiremba weziso rako.Vanozoona kuti ndeupi rudzi rwekugadzirisa chiratidzo chaunoda.
Single Vision
Single vision lens ndiyo yakachipa uye yakajairika mhando yemagirazi emaziso.Vane nzvimbo huru yekuona nekuti vanongogadzirisa chiono pane imwe nzvimbo chaiyo (kure kana pedyo).Izvi zvinozviparadzanisa kubva kune multifocal lenses inotsanangurwa pazasi.
Chiremba wako angangonyora lenzi imwe chete yekuona kana uine chimwe chezvinotevera:
Kuona zviri pedyo
Kuona zviri mberi
Astigmatism
Bifocals
Bifocal lenses ane multifocal, zvinoreva kuti ane maviri akasiyana "masimba" mavari.Izvi zvikamu zvakasiyana-siyana zvelenzi zvakarurama kuona kure uye kuona pedyo.
Bifocal lenses inonyorerwa vanhu vane matambudziko akawanda ekuona.
Trifocals
Trifocal lenses akafanana bifocals.Asi vane rimwe simba rekugadzirisa kuona kwepakati.Semuenzaniso, chikamu chepakati chinogona kushandiswa kuona skrini yekombuta.
Iko kukanganisa kukuru kwebifocals uye trifocals ndeyekuti vane mutsara wakasiyana pakati pemunda wega wega wekuona.Izvi zvinoita kuti zvikamu zve lens zvibudise maonero akasiyana zvakanyanya.Vanhu vazhinji vanojaira izvi uye havana nyaya.Asi izvi zvakadzora zvakakonzera kugadzirwa kwemamwe malenzi epamberi, akadai seanofambira mberi.
Progressives
Progressive lenzi imwe mhando ye multifocal lens.Ivo vanoshandira chero munhu anoda bifocals kana trifocals.Malenzi anofambira mberi anopa kururamisa kwakafanana kune yepedyo, yepakati, uye chinhambwe chekuona.Vanoita izvi pasina mitsetse pakati pechikamu chimwe nechimwe.
Vanhu vazhinji vanofarira aya ma-multifocal lenses nekuti shanduko pakati peminda yekuona iri nyore.
Nguva yekutumira: Mar-15-2023