1.56 Progressive Blue Hlais HMC Optical lo ntsiab muag

Lus piav qhia luv luv:

Lub Lens Progressive yog ib lub lens multi-focal. Tsis zoo li cov tsom iav nyeem ntawv ib txwm siv thiab ob-focal nyeem tsom iav, cov lo ntsiab muag zoo tsis muaj qhov qaug zog ntawm qhov yuav tsum tau kho qhov muag ntawm lub qhov muag tas li thaum siv ob-focal lo ntsiab muag, thiab lawv tsis muaj qhov sib faib meej ntawm ob lub focal lengths. Hnav xis, zoo nkauj tsos, maj mam dhau los ua qhov kev xaiv zoo tshaj plaws ntawm pawg neeg presbyopia.

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Cov Lus Qhia Ntau Lawm

Qhov Chaw Keeb Kwm:	Jiangsu	Hom Lub Npe:	BORIS
Qauv nab npawb:	Blue Cut Lens	Lenses Khoom:	Nc-55
Kev Pom Kev Zoo:	Progressive Lens	Txheej zaj duab xis:	HC/HMC/SHMC
Lenses Xim:	Dawb (hauv tsev)	Txheej Xim:	Ntsuab / Xiav
Index:	1.56 ib	Specification Gravity:	1.28
Ntawv pov thawj:	CE/ISO9001	Abbe Tus nqi:	35
Txoj kab uas hla:	72/70 hli	Tsim:	Aspherical

Multi-focal tsom iav daws qhov teeb meem uas cov hnub nyoog nruab nrab thiab cov neeg laus xav tau cov luminosity sib txawv kom pom cov khoom ntawm qhov sib txawv thiab yuav tsum tau hloov tsom iav ntau zaus. Ob lub tsom iav pom tau deb, zoo nkauj, kuj pom tau ze. Kev sib piv ntawm cov tsom iav multifocal yog ib txoj haujlwm ua haujlwm, uas yuav tsum tau siv tshuab ntau dua li qhov sib piv ntawm cov tsom iav monocal. Optometrists tsis tsuas yog yuav tsum nkag siab txog optometry, tab sis kuj yuav tsum nkag siab txog cov khoom, kev ua, kev hloov ntawm daim iav thav duab, ntsuas lub ntsej muag khoov, rau pem hauv ntej lub kaum sab xis, qhov muag nrug, qhov deb ntawm cov tub ntxhais kawm, qhov siab ntawm cov tub ntxhais kawm, xam qhov chaw hloov chaw, kev pab cuam tom qab muag, sib sib zog nqus. kev nkag siab ntawm ntau lub ntsiab lus tseem ceeb, qhov zoo thiab qhov tsis zoo, thiab lwm yam.

Multifocal tsom iav tag nrho muaj "astigmatic aav," uas ob sab ntawm lub lens plooj. Qhov siab dua ntawm daim iav kheej kheej thiab daim iav cylindrical, qhov siab dua qhov Ntxiv thiab qhov loj ntawm thaj tsam astigmatic. Qhov zoo dua (uas yog, kim dua) thev naus laus zis, qhov me me ntawm astigmatism, thiab qhov loj dua qhov ze ntawm qhov kev pom, tus neeg siv yooj yim dua.

Qhuav Taw Qhia

Anti-xiav lub teeb tsom iav yog ib hom iav uas tuaj yeem tiv thaiv lub teeb xiav los ntawm qhov muag khaus. Cov tsom iav tshwj xeeb los tiv thaiv xiav lub teeb tuaj yeem cais tawm ultraviolet thiab hluav taws xob thiab lim xiav lub teeb. Nws yog tsim rau siv thaum saib lub computer lossis TV lossis xov tooj ntawm tes. Lub qhov muag zoo ib yam haum rau kev tawm mus, ua homework thiab nyeem ntawv.