![Puas yog cov tsom iav qhov siab ua qhov txawv? Puas yog cov tsom iav qhov siab ua qhov txawv?](https://i.answers-medical.com/preview/medical-health/14145110-do-high-index-lenses-make-a-difference-j.webp)
Video: Puas yog cov tsom iav qhov siab ua qhov txawv?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov tsom iav qhov siab yog nyias, muaj zog dua lo ntsiab muag . Cov sib txawv nruab nrab ntawm koj lub tsom iav lensindex tau ua kev cuam tshuam loj heev. Kev txiav txim siab uas koj yuav tsum tau txais yog nyob ntawm koj cov tshuaj thiab koj txoj kev ua neej. Thicker lo ntsiab muag pheej yig dua, tab sis tsuas yog ua raws li qhov xav tau kho qhov muag qis.
Hauv qhov no, koj puas xav tau cov tsom iav qhov siab?
Cov siab dua cov tshuaj, cov siab dua index yuav tsum ua lens kev xaiv. Cov tsom iav zoo li tau tuab heev siab kho, tshwj xeeb yog qee qhov qis qhov ntsuas (1.50) lo ntsiab muag . Tib lub sijhawm, muaj tsawg dua xav tau rau siab index , yog koj muaj daim ntawv kho mob qis heev.
Kuj Paub, puas muaj qhov sib txawv loj ntawm 1.67 thiab 1.74 siab ntsuas lo ntsiab muag? Thiab qhov ntawd yog yooj yim qhov sib txawv ntawm 1.67and 1.74 cov ntsiab lus siab lo ntsiab muag : cov tom kawg yog yooj yim, thiab sib dua, dua cov qub. Lenses nrog a refraction qhov ntsuas ua 1.7o siab dua tsawg kawg yog 50 feem pua ntawm cov thinner dua li cov nrog a tsis tu ncua qhov ntsuas.
ntawm cov tshuaj twg koj yuav tsum tau txais high index lo ntsiab muag?
Cov tsom iav qhov siab ua 1,70 siab index thiab 1.74 yog qhov thinnest lo ntsiab muag ntawm kev ua lag luam, thiab tsuas yog ua rau cov neeg muaj siab tshaj tshuaj . Yog koj daim ntawv yuav tshuaj yog qis dua +/- 6.00 sphere, tsis muaj qhov xav tau koj siv nyiaj ntxiv rau qhov ultra siab indexlens.
Dab tsi yog high index lens?
A siab - qhov ntsuas tsom iav lens tso cai rau cov neeg uas muaj daim ntawv xaj muaj zog los hnav daim lens uas yog qhov hnyav thiab nyias. Qhov no ua kom cov tsom iav zoo dua txawm tias koj qhov kev pom deb, ze ze, lossis astigmatism tshuaj. siab . Cov lo ntsiab muag yog a siab - qhov ntsuas khoom yas
Pom zoo:
Koj puas tuaj yeem tso nag X rau cov iav tsom iav?
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Qhov tseeb, Los nag x yog cov khoom lag luam uas tau tsim tshwj xeeb rau lub tshuab cua tshuab uas ua rau daim ntawv nag los tawm ntawm lub iav. Nrog rau qhov no, nws ua kom yooj yim rau koj pom hauv huab cua los nag. Yog tias koj xav thov ntawm koj daim ntawv tsom iav kev nyab xeeb tsom iav, nws ua haujlwm. Nrog rau qhov no, nws ua kom yooj yim rau koj pom hauv huab cua los nag
Dab tsi yog tsom iav tsom iav?
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Kev tsom me me tshwj xeeb yog cov txheej txheem kev yees duab uas tsis nthuav dav uas tso cai rau koj kom pom kev thiab txheeb xyuas lub qhov muag qhov muag. Siv lub computer-pab morphometry, niaj hnub specular tsom tsom xam qhov loj me, cov duab thiab cov pejxeem ntawm cov endothelial cells
Kuv puas tuaj yeem muab kuv cov iav tsom iav los ua tsom iav?
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Yog, koj tuaj yeem ua tau. Koj cov tsom iav RX ib txwm tuaj yeem pleev xim rau ib qho xim uas koj xav tau thiab ua rau koj ib khub tsom iav tsom iav. Tsuas yog coj koj lub tsom iav mus rau lub khw muag khoom kho qhov muag hauv cheeb tsam thiab ua rau koj cov iav tsom iav. Nws yog qhov ua tau rau koj kom koj cov iav tsom iav tsis tu ncua
Vim li cas qhov sib txawv hauv qhov tsom iav tsom iav tseem ceeb heev?
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Qhov sib piv: Lub tshuab tsom me me yog ua kom lub ntiaj teb me me pom rau tib neeg qhov muag. Txhawm rau ua qhov no kom tiav, tib neeg lub qhov muag yuav tsum muaj peev xwm pom qhov txawv ntawm ib qho piv txwv los ntawm nws ib puag ncig. Qhov sib piv zoo dua, nws yooj yim dua yog pom qhov sib txawv hauv cov duab
Puas yog Super Glue Ua Haujlwm ntawm cov iav tsom iav?
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Kho Koj Cov iav tsom iav nrog Super Glue Yog, tus phooj ywg qub uas tuaj yeem kho yuav luag txhua yam. Super kua nplaum yog siv tau, zoo thiab pheej yig. Txhawm rau txhim kho koj cov thav ntawv yas nrog superglue, ua raws qee cov kauj ruam yooj yim uas yuav ua kom tiav kev ua tiav ntawm koj txoj haujlwm crafty