Xov xwm
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Phau Ntawv Qhia Qhov Kawg Xaiv Qhov Zoo Tshaj Plaws Optical Ncej
Thaum nws los txog rau tsom iav, optical thav duab tsis tsuas yog ua lub luag haujlwm tseem ceeb hauv kev txhim kho lub zeem muag, tab sis kuj tseem ceeb rau koj tus cwj pwm zam. Nrog ntau yam qauv, duab, thiab cov ntaub ntawv muaj, xaiv qhov zoo tshaj plaws optical ncej tuaj yeem ua haujlwm txaus ntshai. Seb koj tab tom nrhiav ib khub tshiab ...Nyeem ntxiv -
Cov looj tsom iav dub yog ib qho khoom siv tseem ceeb
Cov looj tsom iav dub yog cov khoom siv tseem ceeb rau ntau tus neeg thoob plaws ntiaj teb. Txawm hais tias koj tab tom nrhiav kev tiv thaiv los ntawm lub hnub lub teeb pom kev zoo lossis xav txhim kho koj txoj kev xav, looj tsom iav dub yog ib qho khoom siv uas tuaj yeem muab ob qho tib si. Hauv tsab xov xwm no, peb yuav tshawb txog ntau yam ntawm lub hnub ...Nyeem ntxiv -
Myopia xav tau cov txuj ci tsim nyog kom tau txais yuav ua li cas ntxuav cov iav tsis ua mob rau lub lens
Nrog rau kev nce ntawm cov khoom lag luam digital, tib neeg lub qhov muag nyob rau hauv ntau thiab ntau lub siab. Txawm hais tias cov neeg laus, cov hnub nyoog nruab nrab, lossis cov menyuam yaus, lawv txhua tus hnav tsom iav kom txaus siab rau qhov pom tseeb coj los ntawm iav, tab sis peb hnav tsom iav ntev. Yog lawm, cov lo ntsiab muag ntawm koj lub tsom iav yuav npog ...Nyeem ntxiv -
Mayya tsom iav chaw tsim tshuaj paus: Nws puas nyuaj rau ua ib khub ntawm titanium thav duab?
Ua ntej nkag siab yuav ua li cas ib khub ntawm titanium thav duab yog tsim los ntawm lub Hoobkas tsom iav, koj yuav tsum paub tias titanium thav duab yuav ua tau txawv ntxiv. Koj yuav tsum paub tias qee lub khw hauv khw hais tias titanium thav ntawv yog qhov ua tau zoo dua titanium. 1 Qhov kim tshaj plaws thiab ...Nyeem ntxiv -
Yuav ua li cas kho qhov nkhaus iav ncej, Mayya tsom iav yuav qhia koj
Yuav ua li cas kho qhov nkhaus iav ncej? Yog tias daim iav saum npoo ntawm cov iav tsis tiaj tus, nws yuav ua rau ib sab nyob ze ntawm lub qhov muag thiab lwm sab yuav nyob deb. Qhov tseeb, tsuav yog cov tsom iav tau skewed, qhov chaw kho qhov muag ntawm lub lens yuav tsis sib haum rau cov tub ntxhais kawm, uas yuav ...Nyeem ntxiv -
Cov kev paub yooj yim ntawm kev nyeem tsom iav koj yuav tsum paub
Cov tsom iav nyeem ntawv yog ib hom tsom iav kho qhov muag, uas muab cov tsom iav myopia feem ntau siv los ntawm cov neeg uas muaj presbyopia, uas yog rau lub lens convex. Cov tsom iav nyeem tau siv los ua kom pom qhov muag ntawm cov neeg laus thiab cov laus. Zoo li cov tsom iav myopia, lawv muaj ntau qhov hluav taws xob kho qhov muag qhov tseem ceeb ...Nyeem ntxiv -
Puas yog nws tsim nyog rau cov neeg laus hnav cov yeeb yaj kiab loj?
Ua ntej ntawm tag nrho cov, cia peb nkag siab tias nws yog lub lens loj, thiab nws qhov kev faib lub lens tuaj yeem piav qhia txhua yam. Yog tias nws tau muab faib los ntawm qhov chaw focal, cov lo ntsiab muag tuaj yeem muab faib ua ib qho kev tsom xam lo ntsiab muag, lo ntsiab muag bifocal, thiab lo ntsiab muag multifocal. Progressive multifocal lo ntsiab muag, kuj kno ...Nyeem ntxiv -
Koj puas yuav tsum hnav looj tsom iav dub thaum lub caij ntuj no?
looj tsom iav dub yeej ib txwm yog ib qho yuav tsum muaj riam phom rau lub caij ntuj sov zam thiab concave zoo nyob rau hauv txhua tus neeg lub siab. Thiab feem ntau peb xav tias looj tsom iav dub tsuas yog hnav thaum lub caij ntuj sov. Tab sis peb yuav tsum paub tias lub luag haujlwm tseem ceeb ntawm looj tsom iav dub yog los tiv thaiv kev puas tsuaj ntawm ultraviolet rays, thiab ultrav ...Nyeem ntxiv -
Puas yog qhov tob ntawm lub looj tsom iav dub zoo dua qhov kev tiv thaiv UV?
Txawm hais tias looj tsom iav dub tuaj yeem tiv thaiv UV rays tsis muaj dab tsi cuam tshuam nrog qhov ntxoov ntxoo ntawm lub lens, tab sis yog txiav txim siab los ntawm UV tus qauv ntawm lub lens. Lens xim xim tsaus nti yuav cuam tshuam rau kev pom, thiab lub qhov muag tau yooj yim puas los ntawm kev tawm tsam kom pom. Tsis tas li ntawd, qhov chaw tsaus nti tuaj yeem ua rau cov menyuam kawm ntawv, whi...Nyeem ntxiv -
Txoj kev loj hlob zeem muag ntawm tsom iav kev lag luam
Nrog rau kev txhim kho ntawm tib neeg kev ua neej nyob thiab kev txhim kho cov kev xav tau ntawm kev saib xyuas qhov muag, tib neeg qhov kev thov rau cov tsom iav kho kom zoo nkauj thiab kev tiv thaiv qhov muag tseem nce ntxiv, thiab kev yuav khoom xav tau rau ntau yam khoom tsom iav txuas ntxiv. Lub ntiaj teb kev thov rau kho qhov muag yog ...Nyeem ntxiv -
Vim li cas lub teeb xiav thaiv cov lo ntsiab muag tig daj?
Qee tus neeg lub lo ntsiab muag saib xiav, qee qhov ntshav, thiab qee qhov ntsuab. Thiab lub teeb xiav thaiv cov iav pom zoo rau kuv yog daj. Yog li vim li cas lub teeb xiav thaiv cov lo ntsiab muag tig daj? Optically hais lus, lub teeb dawb muaj xya xim ntawm lub teeb, tag nrho cov uas yog indispensable. Lub teeb xiav ...Nyeem ntxiv -
Kaum ob txoj kev zoo ntawm kev tiv thaiv qhov muag
Nrog rau kev nrawm ntawm tib neeg lub neej kev sib tw thiab kev nrov ntawm cov ntxaij vab tshaus xws li khoos phis tawj thiab xov tooj ntawm tes, kev tiv thaiv qhov muag tau dhau los ua qhov tseem ceeb. Tam sim no, txhua pawg hnub nyoog muaj teeb meem qhov muag ntau dua lossis tsawg dua. Qhov muag qhuav, kua muag, myopia, glaucoma thiab lwm yam mob qhov muag yog ...Nyeem ntxiv