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Anti-fog lenses, panguva ino rova chiso!
Kutanga zhizha sauna modhi, iyo mhepo inofefetera haigone kuchengetedza hupenyu hwake nguva, nekuda kwekusiyana kukuru kwekushisa kwemukati nekunze, kuburitsa magirazi egirazi mhuri yaive mhute, mukati nekubuda muhofisi, ichifamba. Subway, dikita kusimba, lenzi yef...Verenga zvimwe -
Tarirai kure muone pedyo!Zvakawanda sei zvaunoziva nezve inofambira mberi multifocus lenses?
Nyaya dzinoda kutariswa ①Kana uchifananidza magirazi, saizi yefuremu inodiwa zvakanyanya pakusarudza furemu.Kureba uye kureba kwefuremu kunofanirwa kusarudzwa zvichienderana nenhambwe yevadzidzi.②Mushure mekupfeka magirazi, kana uchitarisa zvinhu pamativi ese...Verenga zvimwe -
Sei vanhu vachida ma lenzi anofambira mberi?
Hazvigoneki zvechiratidzo chimwe chete: Kana vanhu vanopfuura makore makumi mana, peya imwe yemagirazi echiratidzo inogona kusakwanisa kuzadzisa zvavanoda.Vaiona chinhambwe asi kwete pedyo, kana kuona pedyo asi kwete chinhambwe.Panguva ino, vanofanirwa kupfeka magirazi maviri, ...Verenga zvimwe -
Ndeupi musiyano pakati pechiratidzo chimwe chete, bifocal uye chinofambira mberi?
1, Chiratidzo chimwechete: Kuona kamwe chete kunosanganisira kureba, kuverenga uye Plano.Magirazi ekuverenga anogona kushandiswa kutarisa nharembozha, komputa, kunyora uye zvichingodaro.Aya magirazi anoshandiswa kuona zvinhu zvepedyo zvakanyanya, izvo zvinogona kuita pekugara kwemaziso kuve ...Verenga zvimwe -
Vanhu vanoonekwa sei pedyo?
Chikonzero chaicho chekuona zviri pedyo hachinyatsonzwisiswi, asi zvinhu zvakati wandei zvinokonzeresa kukanganisa uku, uko kunoratidzwa nekuona kwakajeka kwepadhuze asi kuona kure kure.Vatsvagiri vanodzidza nezvekuona pedyo vakaona zvingangoita zviviri zvakakosha ...Verenga zvimwe -
Chii chinonzi Blue light uye nei uchifanira kutenga blue blocker light lenses?
Chiedza chebhuruu ndicho chinooneka chiedza chine hupfupi hwewavelength uye chepamusoro-soro simba, uye zvakafanana nemwaranzi yeultraviolet, mwenje webhuruu une zvese zvinobatsira uye njodzi.Kazhinji, masayendisiti anoti chinooneka chiedza spectrum chinosanganisira electromagnetic radiation ine wavelengths ...Verenga zvimwe