Tiv tauj lo ntsiab muag. Yuav ua li cas tso rau hauv thiab tshem lo ntsiab muag ntawm lub qhov muag

Nyob rau hauv hnub no lub ntiaj teb no, muaj coob tus neeg xav hu lo ntsiab muag es tsis txhob ntawm tsom iav. Nws yog to taub, nws yog li ntawd ntau npaum li cas yooj yim, thiab bespectacled tsis prozovut. Txawm li cas los, cov neeg uas thawj confronted nrog no nrhiav, nug: "Yuav ua li cas los hnav thiab yuav ua li cas kom tshem tawm cov lens ntawm lub qhov muag" Nyob rau hauv no tsab xov xwm, peb yuav sim teb cov lus nyob rau hauv kom meej rau tag nrho cov lus nug uas koj nyiam.

Yuav ua li cas yog cov lo ntsiab muag rau lub qhov muag?

Tam sim no, tsis muaj ib tug yog tag hais tias cov kev sib cuag lo ntsiab muag yog tsis tsuas yog siv rau lub zeem muag kho, tab sis kuj cia li rau kho kom zoo nkauj. Raws li lub hom phiaj lawv muab faib ua peb yam: kho qhov muag, siv nyob rau hauv yuam cai ntawm kho siv rau zoo haum cov tshuaj thiab tshuaj pleev ib ce - hloov cov xim ntawm lub iris. Nyob rau hauv tas li ntawd, cov lo ntsiab muag yog ib qho nyuaj thiab mos mos. Txhua yam ntawm cov hom muaj nws cov pros thiab cons. Me yas paib tau ua heev nrov vim hais tias ntawm nws cov yooj yim. Firstly, lawv yog tsis thaum hnav, tsis zoo li tsom iav, thiab tib ob, lub saib lub yog tsis distorted ntawm tag nrho cov, peb yuav hais tias nws yog - koj ob corneas.

Hard thiab mos lo ntsiab muag

Rau nws loj txhav yas daim hlau noticeably tsawg mos mos, thiab muaj hauv daim ntawv ntawm tej daim me me ntawm cov iav. Lawv yuav tsum tau ceev faj tus cwj pwm rau nws tus kheej, raws li lawv yog ib qho yooj yim poob, kos los yog keej. Lawv pab raws li ntev raws li lawv suab tsis noog lub cev muaj roj, uas ua nyob rau hauv zoo tsis muaj kev tsis haum tshuaj tshwm sim. Txhav lo ntsiab muag rau nws cov nqi ntau npaum li cas kim tshaj txawm lub feem ntau kim mos. Raws li rau lub caij nyoog kawg no, lawv tseem nrov heev, raws li lawv yog zoo nyob heev thiab muaj nqi pheej yig. Cov lo ntsiab muag yog tseem muab faib ua ob pawg: "npaj hloov", yuav tau zoo tsis muaj txij nkawm (ntawm 1 hnub mus txog 1-3 lub hlis) thiab "tsoos", uas yog hnav rau ob peb lub hlis thiab yuav tsum tu (los ntawm 6 mus rau 12 lub hlis). Lub downside ntawm mos cov khoom yog hais tias lawv yuav tsum tau hloov ntau tshaj txhav. Nco ntsoov hais tias koj yuav tsum tau xaiv txoj cai hu lo ntsiab muag, nyob rau hauv lub neej yav tom ntej, xis nyob, thiab qhov no yuav tsum saib ib tug kws kho mob.

Yuav ua li cas mus hnav hu lo ntsiab muag

Feem ntau cov neeg uas thawj ntxig rau lens rau hauv lub qhov muag, muaj yog ib tug zoo nkaus li txoj kev ntshai, vim hais tias ntawm lub inexperience ntawm kev ntshai zoo nkaus li xyov ua mob lawv tus kheej. Txawm li cas los, kws txawj hais tias qhov no yog tsis zoo li, tab sis tseem yuav tau mus yuav tsis tshua muaj neeg ceev faj. Firstly, koj yuav tsum ntxuav koj ob txhais tes kom huv si ua ntej ntawm txoj kev, thiab tib ob, kom paub tseeb tias txoj cai nws tus kheej polymer phaj huv si, thiab thirdly, nws yog undesirable rau yam sab laug thiab txoj cai lens txawm nrog tib diopters.

Cov txheej txheem nws tus kheej yuav tsum tau nqa tawm ua ntej rau hauv daim iav, tilting nws lub taub hau me ntsis pem hauv ntej thiab tom nrhiav rau hauv qhov kev ncua deb, tsis yog tus ntiv tes rau ntawm uas lub lens. Ua ntej koj yuav tsum tshem tawm nrog huab ceev faj polymer phaj tawm ntawm lub hlwv. Kom tsis txhob tsis meej pem, nws yog pom zoo kom yeej ib txwm pib nrog tib lub qhov muag. Tom qab ib tug meej kev soj ntsuam ntawm lub lens, thiab yog hais tias nws yog me ntsis puas los yog ntsws ntsws, nws yog zoo dua tsis mus rau muab tso rau hauv thiab muab ib lub tshiab. Ces muab lub phaj nyob rau hauv nruab nrab ntawm lub ncoo ntawm tus ntiv tes thiab saib hais tias nws yog tsis cov. Nws zoo nws yuav tsum tau zoo ib yam li ib tug yooj yim lub tais. Tom qab lub qaum daim tawv muag, rub koj sab tes laug li hais tias nws tsis npog li koj tus menyuam kawm ntawv, txawm hais tias koj tsuas ntsais muag lawm, thiab hauv nruab nrab cov ntiv tes ntawm nws sab tes xis, rub lub sab tawv muag thiab index muab tso rau lub lens ntawm lub cornea. Txo koj lub qhov muag thiab paub tseeb tias nws coj qhov tseeb txoj hauj lwm. Zoo ib yam li kev ua tau nrog rau lwm cov qhov muag.

Yuav ua li cas kom tshem tawm cov iav kom zoo

Yuav ua li cas kom tshem tawm cov lens rau thawj lub sij hawm? Lo lus nug no nyiam tag nrho cov inexperienced beginners. Nyob rau hauv qhov tseeb nws tsis yog li ntawd tsis yooj yim li no mas, thaum xub thawj siab ib muag. Muaj ob peb txoj kev mus rau extract lub lens. Tus thawj - yog siv ib sab tes xwb, tus thib ob - ob. Yuav ua li cas mus rub tau cov lens tawm ntawm lub qhov muag nrog ib txhais tes? Ua li no, ua ntej peb yuav tsum tau ntxuav thiab so koj ob txhais tes, ces koj yuav tsum tau qhov nruab nrab ntiv tes mus rub cia lub sab tawv muag, thiab muab tso rau lub Performance index nyob rau hauv qab ntawm lub lens thiab thawb nws los yog mus rau lub sab. Tom qab hais tias, nyem nws tus ntiv tes xoo thiab ob tug ntiv thiab rub tawm los ntawm lub qhov muag.

Yuav ua li cas kom tshem tawm cov lens ntawm lub qhov muag ob txhais tes? Ua li no, muab cov ntiv tes ntawm sab tes xis hla lub plaub muag thiab lub Performance index ntiv tes ntawm sab laug nyob rau hauv sab qaum kev ib sab daim tawv muag thiab ib txhij xaub ob tug ntiv tes ua ke. Thaum no tus taw tes, lub lens yuav tsum pop tawm. Yog hais tias nws yog tseem muaj los yog tau tsiv nyob rau hauv lub ceev ceev, ces koj yuav tsum tau sim dua.

Ib tug ob peb lub tswv yim

Raws li hais ua ntej lawm, nws yog tsim nyog los saib ib tug kws, ophthalmologist, hais tias nws khaws rau koj qhov zoo tshaj plaws kev xaiv. Tus kws kho mob yuav tsis tsuas pab tau koj nrog rau cov kev xaiv, tab sis kuj muab ib co tswv yim pab tswv yim rau kev tu cov phiaj thiab qhia rau koj yuav ua li cas kom tshem tawm cov lens ntawm lub qhov muag thiab lov. Nws yuav tsum tau paub hais tias yuav luag tag nrho cov ntawm cov accessories yog rhiab heev rau lwm yam. Ua hauj lwm ntawm lub computer, luam yeeb haus luam yeeb, thiab tej zaum kuj txawm huab cua txias yuav ua rau qhuav thiab ib ntus qhov muag plooj. Ua li no, siv ib tug tshwj xeeb lotion dauv thiab, ntawm chav kawm, kom tsis txhob muaj tej yam uas stimuli. Nyob rau hauv lub yav tsaus ntuj nws yog tsis pom zoo kom coj dawb lias lo ntsiab muag, raws li nyob rau hauv qhov tsaus ntuj nti menyuam kawm ntawv yog nce thiab tsaus feem ntog mus rau hauv lub tshav pob ntawm lub zeem muag uas ua rau tsis xis nyob. Thaum lub sij hawm, koj yuav tsum ua tsim txom cov nqe lus nug "yuav ua li cas kom tshem tawm cov lens ntawm lub qhov muag", vim hais tias tom qab ob los yog peb hnub nws yuav tsum yog tus ib txwm txoj hauj lwm.