Tab sis dhau ntawm qhov yog ib lub lens multifocal uas tsis muaj cov kab pom, muaj kev vam meej ua rau cov neeg probyopia kom pom meej meej ntawm txhua qhov kev ncua.
Qhov zoo ntawm cov ntsiab muag zuj zus dhau ntawm bifocals
Bifocal cov iav tsom iav Ntses muaj tsuas yog ob lub zog: ib qho rau pom thoob plaws chav thiab lwm qhov kom pom ze ze. Cov khoom hauv nruab nrab, zoo li lub computer screen lossis cov khoom ntawm cov khw muag khoom noj, feem ntau nyob nrog cov bify nrog bifocals nrog bifocals nrog bifocals.
Txhawm rau kom pom cov khoom ntawm qhov no "Qib Nruab Nrab" kom meej meej, rov qab saib qhov twg, txhawm rau txiav txim siab qhov ntawm lub lens ua haujlwm zoo dua.
Thaum kawg cov ntsiab lus ntau dua cov khoom pom tseeb uas koj nyiam ua ntej pib pib ntawm Probbyopia. Hloov chaw ntawm kev muab ob lub lens tsuas zoo li bifocals zoo li bifocals (lossis peb lub ntsiab muag muaj tseeb
Ntuj pom kev nrog tsis muaj "duab dhia"
Cov kab pom hauv Bifocals thiab Trifocals yog cov ntsiab lus uas muaj sai sai. Tsis tas li, vim hais tias ntawm qhov tsawg tsawg ntawm lub lens powers hauv bifocals nyob rau hauv bifocals nyob rau hauv bifocals thiab trifocals, koj qhov tob ntawm kev ua kom pom tseeb nrog cov lenses no. Txhawm rau pom meej meej, cov khoom yuav tsum tau nyob rau hauv ib qho kev ncua tshwj xeeb. Cov khoom uas yog sab nraud ntawm cov kev them tawm ntawm bifocal lossis trifocal lens yuav raug qhov muag thiab hloov hauv lub lens fais fab.
Kev nce qib zuj zus, ntawm qhov tod tes, muaj kev ua kom du, seamless ntawm lens lub zog rau kev pom tseeb ntawm txhua qhov kev ncua. Vam meej Lenses muab ib qho kev ua kom pom tseeb ntxiv ntawm kev tsom xam nrog tsis muaj "Duab dhia."
Lub zog ntawm kev hloov pauv ntawm cov lenses hloov maj mam los ntawm lub lens rau pom cov khoom kom pom tseeb ntawm qhov kev ncua deb.
Nws muab lub zeem muag ntshiab ntawm txhua qhov kev ncua (ntau dua li ntawm tsuas yog ob lossis peb qhov kev xav uas xav tau deb).
Rau qhov pom kev zoo tshaj plaws, kev nplij siab thiab tsos, koj tuaj yeem xaiv cov kab hauv qab tsev yooj yim thiab nrawm hloov dua li tiam dhau lub lens. Koj tuaj yeem txav mus rau hauv nplooj ntawvhttps://www.univiantoptical.com/wideview-Product/Txhawm rau tshuaj xyuas cov ntsiab lus ntxiv txog peb cov qauv tsim kev nce qib kawg.