Ua ntej ntawm tag nrho cov, cia peb nkag siab tias nws yog lub lens loj, thiab nws qhov kev faib lub lens tuaj yeem piav qhia txhua yam.Yog tias nws tau muab faib los ntawm qhov chaw focal, cov lo ntsiab muag tuaj yeem muab faib ua ib qho kev tsom xam lo ntsiab muag, lo ntsiab muag bifocal, thiab lo ntsiab muag multifocal.Progressive multifocal lo ntsiab muag, tseem hu ua cov lo ntsiab muag loj, muaj ntau lub ntsiab lus focal ntawm lub lens.
Progressive lo ntsiab muag yog ib yam khoom ntawm kev tshuaj xyuas lub sijhawm.Raws li lub hnub nyoog nce, lub peev xwm ntawm lub qhov muag kom haum tau maj mam poob, uas ua rau tus neeg mob muaj teeb meem nyob rau hauv lub zeem muag tsis pom kev, yog li ntawd nyob rau hauv lub ze-pom kev ua hauj lwm, lub myopic yuav tsum ntxiv ib tug convex lens ntxiv rau nws static refractive kho. muaj kev pom meej.ntawm ze qhov muag pom.Yav dhau los, ntau tus neeg laus siv lo ntsiab muag bifocal los daws qhov teeb meem ntawm kev pom deb thiab nyob ze tib lub sijhawm, tab sis vim lawv cov tsos mob tsis zoo thiab cov npe nrov ntawm cov khoom siv ntau yam, cov lo ntsiab muag bifocal tau pib tshem tawm;multifocal lo ntsiab muag yog qhov tseem ceeb hauv keeb kwm ntawm kev txhim kho lub lens., thiab tseem yuav yog lub ntsiab lus tseem ceeb rau cov kws tshawb fawb kev tshawb fawb thiab kev tsim kho thiab kev lag luam nrov rau yav tom ntej.Progressive lens yog kom ua tiav qhov deb, ze, thiab nruab nrab ntawm ib lub lens, zam qhov teeb meem ntawm kev hloov tsom iav ntau zaus.Peb tau hnov ntau yam kev kawm ua ntej, tab sis nws tsis yog cov khoom tshiab, tab sis ntau tus neeg laus tseem tsis paub yuav ua li cas.Yog tias muaj cov khoom zoo li no, peb yuav pib nug.Tau kawg, peb tseem tuaj yeem ua qhov pib los qhia nws thiab qhia rau lawv paub tias ntxiv rau kev nyeem tsom iav, muaj cov kev xaiv yooj yim ntxiv.
Qhov zoo ntawm cov yeeb yaj kiab nce qib yog dab tsi?
1. Lub ntsej muag ntawm lub lens zoo li ib lub qhov muag tsis pom kev, thiab cov kab sib faib ntawm lub zog hloov pauv tsis tuaj yeem pom.Tsis tsuas yog nws zoo nkauj nyob rau hauv tsos, tab sis tseem ceeb tshaj, nws tiv thaiv tus neeg hnav lub hnub nyoog kev ceev ntiag tug, thiab tsis tas yuav txhawj xeeb txog kev nthuav tawm lub hnub nyoog zais cia vim hnav tsom iav.
2. Txij li thaum lub zog hloov ntawm lub lens yog maj mam, yuav tsis zoo li dhia.Nws yog qhov yooj yim rau hnav thiab hloov tau yooj yim, yog li nws yooj yim rau kev lees txais.
3. Vim tias qhov degree yog maj mam, qhov kev hloov ntawm qhov kev hloov kho kuj tseem maj mam nce raws li qhov luv ntawm qhov pom kev deb, tsis muaj qhov hloov pauv hloov, thiab nws tsis yooj yim ua rau pom kev qaug zog.
4. Kev pom meej meej tau txais ntawm txhua qhov kev ncua deb ntawm qhov pom.Ib nkawm tsom iav txaus siab rau kev siv qhov deb, nyob ze thiab nruab nrab ntawm tib lub sijhawm.
Puas tsim nyog rau cov neeg laus hnav?
Nws yog tsim nyog.Thaum cov yeeb yaj kiab loj tau tsim, nws tau siv rau cov neeg laus, thiab tom qab ntawd tsim rau cov neeg laus thiab cov hluas, tab sis ntawm no kuv nco ntsoov txhua tus neeg tias cov yeeb yaj kiab loj hlob tsis haum rau txhua tus.Mus ntsib kws kho qhov muag tsis tu ncua ua ntej yuav tsom iav., thiab tom qab ntawd xaiv lub lens tom qab qhov tsim nyog optometry.
Post lub sij hawm: Lub Xya hli ntuj-27-2022