Ntau tus neeg feem ntau tsuas yog them nyiaj rau qhov zoo nkauj thaum xaiv cov iav tsom iav rau myopia.Qhov tseeb, qhov ntsuas qhov muag thiab ntsuas kev ntsuas ntawm cov iav tsom iav yog qhov tseem ceeb heev rau kev nplij siab ntawm cov neeg siv khoom siv tsom iav.Kev xaiv ntawm cov iav tsom iav yuav tsum tau txiav txim siab los ntawm peb qhov chaw: ncej zoo nkauj, ncej ua haujlwm thiab hnav kev nplij siab.
Spectacles kuj tuaj nyob rau hauv lawv tus kheej qhov ntau thiab tsawg.Feem ntau, cov kev txwv xws li qhov loj ntawm lub spectacle thav duab yog cim rau ntawm lub tuam tsev, choj ntawm lub qhov ntswg los yog ntawm lub kos npe rau.Piv txwv li: 54 lub qhov ncauj 18-135, uas txhais tau hais tias tus ncej dav yog 54 hli, lub qhov ntswg choj dav yog 18 hli, thiab lub tuam tsev loj yog 135 hli.Ua ntej ntawm tag nrho cov, koj yuav tsum paub qhov luaj li cas ntawm cov iav thav duab uas haum rau koj.Koj tuaj yeem tshawb xyuas qhov tsis zoo ntawm cov tsom iav uas tau yuav, lossis ntsuas cov iav nrog tus pas ntsuas kom tau txais cov ntaub ntawv, lossis mus rau lub khw muag khoom kom sim lawv, thiab tom qab ntawd sau qhov loj me uas haum rau koj.
Paub koj qhov muag degree
Qhov degree suav nrog qhov ze / deb tsis pom kev ntawm ob lub qhov muag, thiab qhov sib nrug deb.Yog tias muaj astigmatism, qhov degree ntawm astigmatism thiab axis ntawm astigmatism yuav tsum tau muab.Lub axis yog lub kaum sab xis ntawm astigmatism, thiab astigmatism tsis tuaj yeem sib sau ua ke yam tsis muaj axis ntawm astigmatism.Yog tias koj tsis paub qhov degree, koj tuaj yeem mus rau lub khw muag khoom lossis lub tsev kho mob los ntsuas qhov degree.Lub tsev kho mob degree kuj yooj yim heev, thiab koj tuaj yeem ntsuas qhov degree los ntawm kev dai tus lej ntawm lub qhov muag.
Optometry nqe lus
Nco ntsoov ntxig qhov optometry (uas yog, sim hnav lub ntxig kom pom daim duab qhov muag lossis saib mus rau qhov deb, tsis txhob coj lub khoos phis tawj optometry raws li tsab cai dawb huv, txawm tias koj muaj daim ntawv teev cov computer optometry, koj yuav tsum ntxig qhov optometry manually. thiab hloov kho), thawj zaug hnav tsom iav thiab Cov neeg uas tsis tshua hnav tsom iav yuav tsum tau ntxig cov refraction, txwv tsis pub nws yuav hnav kiv taub hau.Hais txog qhov kev ncua deb ntawm interpupillary, qhov dav dav interpupillary nrug yog 60mm-70mm rau cov txiv neej thiab 58mm-65mm rau cov poj niam.Qhov nruab nrab ntawm cov menyuam kawm ntawv thiab lub lens sib haum mus rau qhov zoo tshaj plaws haum.
Kev xaiv ntawm lo ntsiab muag
Feem ntau, qhov degree tsis siab (0-300), thiab qhov ntsuas qhov ntsuas ntawm 1.56 tuaj yeem xaiv.Rau nruab nrab degree (300-500), qhov ntsuas qhov taw qhia ntawm 1.61 tuaj yeem xaiv.800 thiab siab dua).Qhov siab dua qhov refractive index ntawm lub lens, lub thinner ntug ntawm lub lens ntawm tib degree, tus nqi siab dua.Tam sim no lub ntiaj teb cov npe nrov npe yog Essilor thiab Zeiss, cov npe nrov hauv tsev yog Mingyue, thiab muaj ntau yam khoom siv hauv tsev thiab txawv teb chaws.Lenses raug nqi nyob qhov twg los ntawm ob peb puas mus rau ob peb txhiab.pheej yig dua hauv online!
Haum rau lub ntsej muag zoo thiab xim txuam
Feem ntau, lub ntsej muag puag ncig yog tsim rau hnav lub ntsej muag square, thiab lub ntsej muag square nrog lub ntsej muag Suav thiab lub ntsej muag melon yog tsim rau hnav ib puag ncig.Cov xim sib txuam feem ntau yog raws li tus kheej nyiam, thiab cov laus dua yog cov xim tsaus nti.Cov tub ntxhais hluas thiab cov uas muaj lub siab xav tau tuaj yeem sim cov iav retro nrov dua tsis ntev los no.Tortoiseshell thiab tsov txaij xim yog me ntsis dhia, thiab lawv yog cov tub ntxhais hluas ntshiab.
Feem ntau hais lus, yog tias koj muaj lub ntsej muag ncaj ncees, koj yuav tsum xaiv ib lub thav duab nrog cov xim sib zog, xws li mos liab, kub thiab nyiaj, thiab lwm yam;Yog tias koj muaj lub ntsej muag tsaus, koj yuav tsum xaiv lub thav duab nrog cov xim tsaus, xws li liab, dub lossis xim tortoiseshell, thiab lwm yam .;Yog tias cov xim ntawm daim tawv nqaij yog xim daj, zam cov xim daj, feem ntau yog xim liab, kas fes liab, nyiaj, thiab dawb;yog tias cov xim ntawm daim tawv nqaij yog xim liab, zam cov xim liab, xaiv grey, lub teeb ntsuab, xiav ncej, thiab lwm yam.
Post lub sij hawm: Oct-28-2022