Cov tsom iav yog lo ntsiab muag kos rau hauv ib lub thav duab thiab hnav nyob rau hauv pem hauv ntej ntawm lub qhov muag rau kev tiv thaiv los yog kho kom zoo nkauj lub hom phiaj.Cov iav kuj tseem siv tau los kho ntau yam teeb meem tsis pom kev, suav nrog kev pom ze, pom deb, astigmatism, presbyopia lossis strabismus, amblyopia thiab lwm yam.
Yog li koj paub dab tsi txog lo ntsiab muag?Yuav ua li cas xaiv lub lens uas haum rau nws tus kheej?Cia peb pib nrog peb yam:
Lens transmittance: qhov siab dua qhov transmittance, qhov zoo dua qhov clarity
Hom Lens:
Hloov xim lo ntsiab muag: hloov xim lo ntsiab muag tuaj yeem kho qhov xa tawm los ntawm lub lens hloov xim, ua rau tib neeg lub qhov muag hloov mus rau qhov hloov ntawm ib puag ncig, txo qhov pom kev qaug zog, tiv thaiv lub qhov muag.
High refractive index lens: qhov siab dua qhov refractive index, lub lens thinner.
Progressive lo ntsiab muag: Kho kom haum rau txhua qhov xwm txheej thiab nyob deb
iav Lens:
Nws yog khawb-resistant ntau dua li lwm cov lo ntsiab muag, tab sis kuj hnyav.
Polymer resin lens:
Lighter dua iav lo ntsiab muag, cuam tshuam tsis yooj yim rau tawg, tab sis lub hardness yog tsawg, yooj yim rau khawb.
PC lo ntsiab muag:
PC tshuaj lub npe yog polycarbonate, muaj zog toughness, tseem hu ua "chaw piece", "ntiaj teb daim", "safety lens", tsis yooj yim rau tawg.Lawv hnyav tsuas yog ib nrab ntawm ntau npaum li cov tshuaj pleev ib ce, thiab feem ntau yog siv rau qhov muag pom luv luv rau cov menyuam yaus lossis lub qhov muag qhov muag rau cov neeg ncaws pob.
Lub teeb xiav:
Cov kev tshawb fawb tau pom tias lub teeb xiav tuaj yeem ua rau lub retina puas, ua rau macular degeneration.Tam sim no lub teeb xiav muaj ntau nyob rau hauv cov khoom tsim teeb pom kev zoo.Anti xiav lub teeb lens tuaj yeem tiv thaiv qhov muag, txo qhov kev puas tsuaj los ntawm lub computer thiab LED teeb qhov chaw.
Polarization:
Cov yam ntxwv ntawm lub teeb polarized feem ntau yog tshem tawm cov teeb pom kev zoo thiab tawg tawg, thaiv lub teeb muaj zog, cais cov teeb meem ultraviolet teeb pom kev zoo, pom kev cuam tshuam pom tseeb, cuam tshuam tsis kam, khawb tsis kam.
Lens txheej:
Nws tuaj yeem txo cov teeb pom kev zoo ntawm lub lens saum npoo, ua kom pom tseeb, txo cov teeb pom kev zoo ntawm daim iav, ua kom lub teeb pom kev zoo.
Post lub sij hawm: May-29-2022