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1.56 Bifocal Flat Top Photochromic Grey HMC Optical lenses
Nrog rau qhov xav tau ntawm lub neej niaj hnub no, lub luag haujlwm ntawm cov tsom iav hloov xim tsis yog tsuas yog tiv thaiv lub qhov muag xwb, nws kuj yog ib daim duab kos duab. Ib khub tsom iav hloov xim zoo, nrog rau cov khaub ncaws tsim nyog, tuaj yeem ua rau tus neeg lub siab tsis zoo. Cov tsom iav hloov xim tuaj yeem hloov pauv raws li lub zog ntawm lub teeb ultraviolet thiab ua rau nws cov xim hloov pauv, lub lens pob tshab tsis muaj xim qub, ntsib lub teeb ci ntsa iab, yuav dhau los ua cov tsom iav xim, ua kev tiv thaiv, yog li tsim nyog rau kev siv sab hauv tsev thiab sab nraum zoov tib lub sijhawm.
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1.59 Photochromic Grey HMC Optical lenses
PC, uas yog hu ua polycarbonate, yog ib hom yas engineering uas tsis ua rau ib puag ncig puas tsuaj. Cov yam ntxwv ntawm cov khoom siv PC: lub teeb yuag, muaj zog cuam tshuam loj, tawv tawv, ntsuas qhov cuam tshuam siab, cov khoom siv kho tshuab zoo, thermoplasticity zoo, kev ua haujlwm rwb thaiv tsev zoo, tsis muaj kuab paug rau ib puag ncig thiab lwm yam zoo. PC siv dav hauv CDVCHD DVD disc, cov khoom siv tsheb, cov khoom siv teeb pom kev zoo thiab cov khoom siv, iav qhov rai hauv kev lag luam thauj mus los, cov khoom siv hluav taws xob, kev kho mob, kev sib txuas lus kho qhov muag, kev tsim cov tsom iav thiab ntau lwm yam lag luam.
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1.74 Tig Photochromic Grey HMC Optical lenses
Qhov zoo ntawm lub lens hloov xim yog tias nyob rau hauv qhov chaw sab nraum zoov lub hnub ci, lub lens maj mam tig los ntawm tsis muaj xim mus rau grey, thiab tom qab rov qab mus rau chav los ntawm qhov chaw ultraviolet thiab maj mam rov qab mus rau tsis muaj xim, nws daws qhov teeb meem ntawm kev hnav tsom iav rau myopia, thiab ua tiav ib khub sab hauv tsev thiab sab nraum zoov.
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1.71 Tig Photochromic Grey HMC Optical lenses
Lub lens hloov xim ntse hloov pauv raws li lub zog ntawm lub teeb ultraviolet, kho qhov tob ntawm xim, ib daim iav yog ntau lub hom phiaj, tsis muaj teeb meem hloov pauv, yooj yim dua sab hauv tsev thiab sab nraum zoov, tiv thaiv qhov muag ntau dua.
Qhov kev hloov xim ntse qhia tau tias cov qauv faib tawm shear, thaum raug rau ultraviolet irradiation, lub molecule cia li kaw kom thaiv lub teeb nkag, siv nws cov duab zoo thiab xim, teb sai rau kev hloov pauv lub teeb, ua haujlwm tau zoo dua.
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1.67 Tig Photochromic Grey HMC Optical lenses
Cov iav hloov xim, tseem hu ua "cov iav hloov xim". Raws li lub hauv paus ntsiab lus ntawm photochromatic tautometry reversible reaction, lub iav tuaj yeem tsaus sai sai hauv qab lub teeb thiab ultraviolet irradiation, thaiv lub teeb muaj zog thiab nqus lub teeb ultraviolet, thiab qhia qhov nqus ntawm lub teeb pom kev zoo. Rov qab mus rau qhov tsaus ntuj, tuaj yeem rov qab tau sai sai tsis muaj xim pob tshab, xyuas kom meej tias lub iav kis tau. Yog li ntawd, cov iav hloov xim yog tsim rau siv sab hauv tsev thiab sab nraum zoov tib lub sijhawm kom tiv thaiv kev puas tsuaj ntawm lub hnub ci, lub teeb ultraviolet thiab lub teeb ci ntsa iab rau lub qhov muag.
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1.61 Tig Photochromic Grey HMC Optical lenses
Kev Hloov Txheej Txheem Tig Lens: Kev Hloov Txheej Txheem Tig Lens siv cov thev naus laus zis hloov pauv tig, uas ua rau cov thev naus laus zis hloov pauv yooj yim yav dhau los puas tsuaj tag. Piv nrog rau kev hloov pauv hauv paus, nws yog sib xws thiab tsis muaj xim keeb kwm yav dhau; Piv nrog rau txoj kev hloov zaj duab xis ib txwm muaj, nws zoo dua li txoj kev ntub dej. Cov kua hloov xim thiab cov kua tawv tau muab tso rau hauv cov txheej txheem sib txawv, uas tsis yog tsuas yog ua kom cov kua hloov xim sib txuas, tswj nws cov xim hloov pauv tag nrho, tab sis kuj ua rau muaj kev txhim kho tawv thiab ua kom tawv. Nrog cov thev naus laus zis txheej txheem tig ob txheej thiab kev tiv thaiv tawv, qhov zoo ntawm cov txheej txheem tau zoo dua heev. Cov txiaj ntsig: kev hloov xim sai thiab sib xws. Nws tsis txwv los ntawm cov khoom siv, thiab txhua qhov chaw aspheric ib txwm muaj, 1.56, 1.61, 1.67, 1.74, thiab lwm yam tuaj yeem ua tiav rau hauv lub lens hloov zaj duab xis. Muaj ntau yam, thiab cov neeg siv khoom muaj ntau txoj kev xaiv.
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1.56 Duab Xim HMC Optical lenses
Cov tsom iav photochromic, tseem hu ua "cov tsom iav photosensitive". Raws li lub hauv paus ntsiab lus ntawm kev sib hloov xim thiab lub teeb, lub tsom iav tuaj yeem tsaus sai sai hauv qab lub teeb thiab ultraviolet rays, thaiv lub teeb muaj zog thiab nqus cov teeb ultraviolet, thiab nqus lub teeb pom kev tsis muaj zog; thaum nws rov qab mus rau qhov chaw tsaus ntuj, nws tuaj yeem rov qab kho qhov tsis muaj xim thiab pob tshab sai sai, ua kom lub tsom iav transmittance. Yog li ntawd, cov tsom iav photochromic yog tsim rau siv sab hauv tsev thiab sab nraum zoov kom tiv thaiv kev puas tsuaj rau lub qhov muag los ntawm tshav ntuj, lub teeb ultraviolet thiab lub teeb ci ntsa iab.
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1.56 FSV Duab Grey HMC Optical lenses
Cov tsom iav photochromic tsis yog tsuas yog kho qhov muag kom pom kev zoo xwb, tab sis kuj tiv taus feem ntau ntawm kev puas tsuaj rau lub qhov muag los ntawm cov teeb meem UV. Ntau yam kab mob ntawm qhov muag, xws li kev laus zuj zus ntawm macular degeneration, pterygium, senile cataract thiab lwm yam kab mob ntawm qhov muag yog cuam tshuam ncaj qha rau cov teeb meem ultraviolet, yog li cov tsom iav photochromic tuaj yeem tiv thaiv lub qhov muag rau qee yam.
Cov iav tsom iav photochromic tuaj yeem kho qhov kev xa tawm ntawm lub teeb los ntawm kev hloov pauv ntawm lub lens, yog li ntawd lub qhov muag tib neeg tuaj yeem hloov kho rau qhov kev hloov pauv ntawm lub teeb ib puag ncig, txo qhov kev qaug zog ntawm qhov muag thiab tiv thaiv lub qhov muag.
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1.56 Bifocal Xiav Txiav HMC Optical lenses
Raws li lub npe qhia, daim iav bifocal muaj ob lub teeb ci. Feem ntau, nws yog siv los pom qhov deb, xws li tsav tsheb thiab taug kev; Cov hauv qab no yog los pom qhov ze ci, kom pom qhov ze, xws li nyeem ntawv, ua si xov tooj ntawm tes thiab lwm yam. Thaum lub lens bifocal nyuam qhuav tawm los, nws tau suav hais tias yog xov xwm zoo rau cov neeg uas muaj myopia + presbyopia, uas tshem tawm qhov teeb meem ntawm kev khaws thiab hnav ntau zaus.
Daim iav bifocal tshem tawm qhov teeb meem ntawm myopia thiab presbycusis nquag xaiv thiab hnav, pom deb thiab ze tuaj yeem pom tseeb, tus nqi kuj pheej yig dua.
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1.56 Progressive Blue Cut HMC Optical lenses
Lub tsom iav Progressive yog lub tsom iav uas muaj ntau lub focal. Tsis zoo li cov tsom iav nyeem ntawv ib txwm muaj thiab cov tsom iav nyeem ntawv ob lub focal, cov tsom iav progressive tsis muaj kev nkees ntawm kev yuav tsum tau kho qhov tsom iav ntawm lub qhov muag tas li thaum siv cov tsom iav ob lub focal, thiab lawv tsis muaj kab faib meej ntawm ob lub focal ntev. Hnav xis nyob, zoo nkauj, maj mam dhau los ua qhov kev xaiv zoo tshaj plaws ntawm cov neeg mob presbyopia.
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1.59 PC Bifocal Invisible Blue Cut HMC Optical lenses
Cov tsom iav bifocal lossis cov tsom iav bifocal yog cov tsom iav uas muaj ob thaj chaw kho tib lub sijhawm thiab feem ntau yog siv los kho qhov muag presbyopia. Thaj chaw deb uas lub tsom iav bifocal kho hu ua thaj chaw deb, thiab thaj chaw ze hu ua thaj chaw ze thiab thaj chaw nyeem ntawv. Feem ntau, thaj chaw distal loj, yog li nws kuj hu ua zaj duab xis tseem ceeb, thiab thaj chaw proximal me, yog li nws hu ua zaj duab xis qis.
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1.59 PC Progressive Blue Cut HMC Optical lenses
PC lens feem ntau yog cov khoom kub khov, uas yog, cov khoom siv raw yog kua, cua sov los ua cov khoom khov. PC zaj duab xis tseem hu ua "qhov chaw zaj duab xis", "qhov chaw zaj duab xis", lub npe tshuaj ntawm polycarbonate, yog cov khoom siv thermoplastic.
Lub lens PC muaj lub zog tawv, tsis tawg (2cm siv tau rau iav tiv thaiv mos txwv), yog li nws tseem hu ua lub lens kev nyab xeeb. Lub zog tshwj xeeb ib cubic centimeter PC lens tsuas yog 2 grams, uas yog cov khoom siv sib dua tshaj plaws siv rau cov lens tam sim no. Lub chaw tsim khoom lens PC yog lub ntiaj teb ua lag luam Esilu, nws cov txiaj ntsig tau pom tseeb hauv kev kho lens aspheric thiab kev kho hardening.
