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Chii chinonzi lenzi inofambira mberi? Malenzi anofambira mberi imhando yemagirazi emaziso anopa mafambiro akatsetseka uye asina musono emasimba akawanda ekugadzirisa kuona mukati meimwe lenzi.Ivo vanozivikanwawo se-no-line bifocals kana varifocal lenses.Kusiyana nechinyakare...Verenga zvimwe»
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Chii chinonzi blue light?Kureba kwechiedza chinooneka 380-780NM, uye icho chechiedza chebhuruu i380-50NM, inova imwe yeipfupi wavelength uye yakakwirira simba.Chiedza chebhuruu chiripo papi?Chiedza chebhuruu chiripo muzvinhu zvakawanda izvo vanhu...Verenga zvimwe»
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1. Ndiani akakodzera kufambira mberi multifocal lenses?Inokodzera kugadziridzwa kwekuderera, panguva imwe chete kuona kure, fancy kana panguva imwe chete kuona kure kure nezvinodiwa zvakasiyana zvevanhu (kunyanya kuona komputa uye nharembozha zvinodiwa), haufanirwe ...Verenga zvimwe»
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Vanhu vanowanzobvunza kana vachifanira kupfeka magirazi eblue-blocking kuti vadzivirire maziso avo kana vakatarisa pakombiyuta yavo, pad kana nharembozha.Ko myopia laser yakagadzirisa mushure mekuvhiyiwa kwaida kupfeka anti blue ray magirazi kudzivirira ziso?Kupindura izvi q...Verenga zvimwe»
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Malenzi anofambira mberi, achireva ma-multi-focal lens, anopfekwa zvakanyanya muEurope nekuUnited States, asi akave akakurumbira muChina mumakore gumi apfuura.Ngatitarisei mufananidzo wekufambira mberi multifocal magirazi.Nhasi, vazhinji ...Verenga zvimwe»
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Huwandu hwekuzivikanwa kwemafirimu anofambira mberi munzvimbo dzakasimukira dzakadai seEurope neUnited States hwapfuura 70%, uye mafirimu anofambira mberi anotora 30% yehuwandu hwekutengesa, nekutengesa kwepagore kweanosvika 500 miriyoni.Nekudaro, mafirimu anofambira mberi ari pasi pe3% anozivikanwa mu ...Verenga zvimwe»
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Zvinhu zvitatu zvakakura zvema lenses emaziso: ndezvipi mutsauko chaiwo uye zvakanakira uye zvazvakaipira zveatatu akakurumbira optical lenses.Kuisa magirazi eruzivo rwelens, isu takaunza mhando yekushanda kwelens, iyo chaiyo yezvinhu zvishoma ...Verenga zvimwe»
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Garage tsika lens inonzi garaji chidimbu, set kugadzirwa.Garage customized lens inoreva chigadzirwa chisingagone kusangana nekupihwa kwezvimedu zviripo uye chinoshandiswa kusangana nezvinodiwa zvakakosha.Rudzi urwu rwelens rwakasiyana kubva kune akajairwa lens, iyo ...Verenga zvimwe»
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Malensi anoshandura mavara ari kuwedzera kuve akakurumbira nekuti haasi kungopa UV kudzivirira, asi akakodzerawo kupfeka zuva nezuva.Chinhu chinonyanya kukosha ndechekusangana nezvinodiwa zvemapoka akasiyana evanhu, akadai se presbyopia, myopia, flat light uye zvichingodaro.Saka, h...Verenga zvimwe»
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Sarudzo ye lens inogona kutariswa kubva kune matatu maficha: zvinhu, basa uye refractive index.zvinhu Zvishandiso zvakajairika ndezvi: girazi lenzi, resin lenzi uye PC lenses Mazano: VANA vanoshanda, kubva pakuchengetedza kufunga, sarudzo yakanakisa yeresin lenses kana PC lense...Verenga zvimwe»
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Nekuenderera mberi kwekuvandudzwa kwezvinodiwa zvemhando yevatengi, zvinodiwa zvevanhu zvema lens optical zvinovandudzwawo zvishoma nezvishoma, panguva imwecheteyo, zvinodiwa nenyika zvema lens optical zviri kuwedzerawo kuomarara.Nzira yekuziva sei kunaka kwayo ...Verenga zvimwe»
