Dab tsi yog qhov txawv ntawm Cov Tshuaj Tiv Thaiv Cov Tshuaj Tiv Thaiv?
Cov tshuaj tiv thaiv kab mob thiab cov iav tsom iav yog qhov tshwj xeeb vim cov iav thiab cov iav tiv thaiv qhov chaw sib txawv ntawm koj lub qhov muag. Cov iav zaum txog 12 millimeters ntawm lub qhov muag, thaum cov neeg sib cuag zaum ncaj qha rau ntawm qhov muag. Cov 12 millimeters no ua rau lub ntiaj teb sib txawv thiab tuaj yeem hloov pauv cov tshuaj ntawm ob.
Tsis tas li, daim ntawv tshuaj tiv thaiv kab mob xav tau ntau yam tshwj xeeb tshaj li tsom iav. Cov no suav nrog:
1. Lens Diameter: Lub lens txoj kab uas hla qhia lub lens loj raws li ntsuas rau koj lub qhov muag. Txoj kab uas hla ntawm cov neeg muag muag yog los ntawm 13.5 mus rau 14.5 millimeters, thiab qhov ntau ntawm cov neeg tawv tawv yog los ntawm 8.5 mus rau 9.5 millimeters. Cov kab no tsis yog ib qho loj-haum-tag nrho, uas yog vim li cas lawv xav tau kev sib cuag haum.
2. Base Curve: Lub hauv paus nkhaus yog curvature ntawm lub lens rov qab thiab txiav txim siab los ntawm cov duab ntawm koj lub cornea. Qhov nkhaus no txiav txim siab qhov haum ntawm lub lens uas ua kom nws nyob hauv qhov chaw.
3. Lens Hom: Tsis zoo li tsom iav, cov tshuaj tiv tauj kuj suav nrog cov hom lo ntsiab muag tshwj xeeb.
Cov ntawv luv txhais li cas ntawm Cov Tshuaj?
Peb tau them cov khoom ntxiv ntawm cov tshuaj tiv tauj. Txawm li cas los xij, koj tuaj yeem pom cov ntawv luv luv uas tsis paub txog ntawm koj lub lens thiab cov tshuaj tsom iav. Cia peb tshuaj xyuas seb cov ntawv luv luv no txhais li cas kom koj tuaj yeem nkag siab zoo dua koj cov tshuaj thiab qhov sib txawv ntawm lawv.
1. OD lossis Oculus Dexter: Qhov no tsuas yog hais txog lub qhov muag sab xis. Nws kuj tseem pom zoo "RE".
2. OS lossis Oculus Sinister: lo lus no yog hais txog sab laug qhov muag. Nws kuj tseem pom "LE".
3. OU lossis Oculus Uterque: Qhov no yog hais txog ob lub qhov muag.
4. Kev kos npe rho tawm lossis (-): Qhia pom qhov ze.
5. Ntxiv Kos Npe lossis (+): Qhia qhov pom kev deb.
6. CYL los yog lub tog raj kheej: Qhia txog lub hwj chim xav tau los kho astigmatism.
Koj puas tuaj yeem hloov lub iav tsom iav rau kev sib cuag?
Tam sim no koj tau kawm qhov sib txawv ntawm kev sib cuag thiab cov tshuaj tsom iav, tej zaum koj yuav xav tsis thoob tias cov tshuaj tsom iav puas tuaj yeem hloov mus rau daim ntawv tshuaj tiv thaiv kab mob. Cov lus teb yooj yim rau qhov no yog "tsis muaj". Txawm hais tias cov kab kos thiab cov kev hloov pauv tau muab tso rau hauv online, daim ntawv tshuaj tiv thaiv yuav tsum tau kuaj qhov muag thiab tiv thaiv lub lens kom haum los ntawm tus kws kho qhov muag uas muaj ntawv tso cai.
Qhov zoo thiab qhov tsis zoo ntawm Kev Hnav Cov Khaub Ncaws
1. Cov tsom iav qhov muag muab kev yooj yim; lawv tau yooj yim tshem tawm thaum tsim nyog.
Cov iav tsom iav muaj kev xaiv saib xyuas qis rau cov tib neeg uas tsuas yog xav tau kev kho qhov muag rau 2. cov haujlwm tshwj xeeb, xws li nyeem ntawv, tsav tsheb lossis siv cov khoom siv digital.
Kev hnav tsom iav tsom iav tiv thaiv tib neeg los ntawm kov lawv lub qhov muag, txo qhov kev pheej hmoo ntawm kev kis kab mob thiab khaus khaus.
3. Cov iav thaiv qhov muag tiv thaiv cov khib nyiab thiab cov khoom, xws li cov plua plav, cua thiab nag lossis daus.
4. Cov iav tsom iav tuaj yeem muab kev tiv thaiv los ntawm lub hnub ci ultraviolet, nyob ntawm seb hom lo ntsiab muag (xws li, looj tsom iav dub lossis lub teeb pom kev zoo).
5. Cov tsom iav zoo nkauj tuaj yeem siv tau ntau xyoo ua ntej yuav tsum tau hloov pauv (yog tias koj daim ntawv xaj tsis hloov).
Koj Yuav Tau Txais Dab Tsi Thaum Lub Sijhawm Tiv Thaiv Lens Exam?
Qhov kev ntsuam xyuas no suav nrog kev sib tham txog koj lub neej tag nrho thiab kev ntsuas qhov muag. Koj tus kws kho qhov muag yuav ntsuas qhov curvature ntawm koj lub cornea kom ntseeg tau tias koj cov lo ntsiab muag tshiab haum zoo. Koj tus menyuam kawm ntawv loj pab txiav txim siab koj lub lens loj.
Yog tias koj tab tom nrhiav ib lub tsom iav lossis tiv thaiv lub ntsej muag, koj tus kws kho qhov muag tuaj yeem pab koj. Lawv tuaj yeem ntsuas koj qhov muag tag nrho thiab qhov muag pom thiab txiav txim siab cov kev xaiv zoo tshaj plaws.
