Bifocal Readign looj tsom iav dubyog ib hom tshwj xeeb tsim tsom iav nrog multifunctionality. Lawv tuaj yeem tsis tsuas yog ua tau raws li qhov xav tau ntawm cov tsom iav nyeem ntawv, tab sis kuj tiv thaiv lub hnub. Cov iav zoo li no tau txais kev tsim lub ntsej muag bifocal, kom cov neeg siv tuaj yeem txaus siab rau qhov yooj yim ntawm cov looj tsom iav dub thiab nyeem tsom iav tib lub sijhawm tsis tas hloov tsom iav ntau zaus.
Txoj cai thiab mechanism
Lub hauv paus ntsiab lus thiab cov txheej txheem ntawm bifocal lub hnub tsom iav yog qhov tseem ceeb hauv nws lub lens dual tsim. Nws siv ib txheej ntawm lub hnub lo ntsiab muag thiab ib txheej ntawm kev nyeem tsom iav lo ntsiab muag. Los ntawm cov ntaub ntawv tshwj xeeb thiab kev ua haujlwm, ob txheej ntawm lo ntsiab muag tuaj yeem ua tiav qhov sib npaug ntawm qhov muag. Nyob rau hauv txoj kev no, cov neeg siv tuaj yeem tau txais cov txiaj ntsig pom tseeb thiab txaus siab rau kev tiv thaiv lub hnub thaum ua haujlwm sab nraum zoov.
Daim ntawv thov thiab qhov tseem ceeb
Daim ntawv thov ntau ntawm bifocal hnub tsom iav yog dav heev. Nws yog qhov tsim nyog rau cov neeg uas nquag tawm mus, xws li cov neeg nyiam mus ncig, cov neeg nyiam ua si sab nraum zoov, cov neeg nuv ntses, thiab lwm yam. Cov neeg no feem ntau ntsib lub hnub ci zog thiab tseem yuav tsum tau siv cov tsom iav nyeem ntawv. Lub neej ntawm bifocal lub hnub tsom iav ua tau raws li qhov xav tau ntawm cov neeg no thiab muab kev xaiv yooj yim dua.
Qhov zoo ntawm bifocal nyeem tsom iav
Piv nrog rau cov tsom iav nyeem ntawv zoo tib yam, bifocal hnub tsom iav muaj ntau yam zoo. Thawj yog yooj yim. Cov neeg siv tsis tas yuav hloov cov tsom iav ntau zaus, ob peb lub hnub ci bifocal tuaj yeem ua tau raws li ntau yam kev xav tau. Qhov thib ob yog versatility. Bifocal lub hnub tsom iav tuaj yeem muab qhov pom tseeb thiab tiv thaiv kab mob ultraviolet. Qhov no ua rau cov neeg siv tau yooj yim dua thiab xis nyob thaum lawv nyob nraum zoov.
Dab tsi ntawm cov neeg xav tau bifocal hnub tsom iav
Cov neeg uas xav tau lub hnub ci tsom iav bifocal yog cov uas feem ntau tawm mus thiab muaj kev xav tau siv cov tsom iav nyeem ntawv. Lawv yuav tsum tau daws cov teeb meem tsis pom kev hauv qhov yooj yim ntawm kev lom zem rau lub hnub sab nraum zoov. Cov neeg no tuaj yeem yog cov neeg nyiam mus ncig, cov neeg nyiam ua kis las sab nraum zoov, cov neeg nuv ntses, thiab lwm yam. Qhov tshwm sim ntawm bifocal lub hnub tsom iav raws li lawv xav tau siv looj tsom iav dub thiab tsom iav nyeem tib lub sijhawm, muab kev yooj yim dua thiab kev nplij siab. Qhov tshwm sim ntawm bifocal hnub tsom iav daws qhov tsis sib haum xeeb ntawm cov teeb meem kho qhov muag uas ib txwm muaj rau cov neeg nyiam sab nraum zoov. Nws lub hauv paus ntsiab lus thiab cov txheej txheem ua kom muaj ob lub tsom iav kom ua tau raws li qhov xav tau ntawm cov looj tsom iav dub thiab tsom iav nyeem tib lub sijhawm. Nws muaj ntau yam kev siv thiab ntau yam zoo. Rau cov neeg uas nquag tawm mus thiab muaj kev xav tau siv cov tsom iav nyeem ntawv, bifocal hnub ci tsom iav yog qhov kev xaiv zoo tshaj plaws.
Yog tias koj xav paub ntau ntxiv txog cov iav zam tiam sis thiab kev sib tham hauv kev lag luam, thov mus saib peb lub vev xaib thiab tiv tauj peb txhua lub sijhawm.
Post lub sij hawm: May-22-2024