Cov xim hloov cov lo ntsiab muag tau dhau los ua neeg nyiam vim lawv tsis tsuas yog muab kev tiv thaiv UV, tab sis kuj tsim nyog rau hnav txhua hnub.Qhov tseem ceeb tshaj plaws yog ua kom tau raws li qhov xav tau ntawm ntau pawg neeg, xws li presbyopia, myopia, lub teeb tiaj tus thiab lwm yam.
Yog li, yuav ua li cas yuav ib nkawm zoo ntawm cov xim hloov lo ntsiab muag?
1, saib qhov hloov pauv
Tam sim no, kev ua lag luam tau muab faib ua lub hauv paus variation thiab membrane variation raws li cov txheej txheem ntau lawm.
Colloquially, ib qho kev hloov pauv tseem ceeb yog kev hloov pauv hauv zaj duab xis uas muaj cov xim chromotropic ntxiv rau cov khoom siv lens thiab tus neeg sawv cev chromotropic yog siv rau ntawm lub lens.
Kev hloov pauv ntawm lub hauv paus hloov pauv yog nyob ntawm lub lens, thiab qhov hloov pauv ntawm daim nyias nyias yog nyob rau ntawm daim nyias nyias ntawm lub lens nto.
Txij li thaum lub discolation ib feem ntawm lub membrane lo ntsiab muag yog nyob rau hauv lub membrane txheej, nws yuav tsis raug rau cov khoom txwv.Tsis muaj teeb meem xiav lub teeb kev tiv thaiv, zoo tib yam aspheric nto, 1.67, 1.74 siab refractive index thiab thiaj li nyob rau, lub membrane lo ntsiab muag tuaj yeem ua tiav rau hauv lub lens zaj duab xis, thiab cov neeg siv khoom muaj kev xaiv loj.
2, xim uniformity
Tam sim no, cov yeeb yaj kiab xim hloov lub lens yog qhov sib xws hauv cov txheej txheem ntawm cov xim hloov yam tsis muaj xim sib txawv, yog li cov xim xim hloov lub lens muaj qhov zoo dua thiab hnav zoo dua.
3, xim stability
Ib tug zoo chameleon yuav hloov xim qhov tob ntawm lub lens raws li qhov kev hloov ntawm lub teeb, thiab yuav rov qab mus rau lub pob tshab hauv lub xeev thaum nyob hauv tsev, uas yog tib yam li lub lens zoo tib yam, los xyuas kom meej lub siab transmittance ntawm lub lens.
Xim hloov tag nrho cov txheej txheem tsis muaj kev xav, seamless hloov.
Post lub sij hawm: Sep-17-2022