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mankhwala

  • 1.59 Magalasi a Blue Cut PC Progressive Photochromic Gray HMC Optical

    1.59 Magalasi a Blue Cut PC Progressive Photochromic Gray HMC Optical

    Zomwe zimatchedwa lens zimagwira ntchito zimatanthawuza magalasi apadera omwe amatha kubweretsa makhalidwe abwino kwa anthu enieni m'madera ndi magawo ena, ndipo amatha kusintha maonekedwe ndi kupanga mzere wowonekera bwino, womveka komanso wofewa.

    Magalasi osintha mitundu: kufunafuna malingaliro a mafashoni, oyenera myopia, hyperopia, astigmatism, ndipo amafuna kuvala magalasi nthawi imodzi. Magalasi amtundu wa Hanchuang amasintha mtundu mwachangu mkati ndi kunja, amakana kuwala kwa UV ndi buluu, osati ozizira kwambiri!

  • 1.56 Blue cut Progressive Photochromic Gray HMC Optical lens

    1.56 Blue cut Progressive Photochromic Gray HMC Optical lens

    Magalasi opita patsogolo a multifocal adapangidwa zaka 61 zapitazo. Magalasi a Multifocal adathetsa vuto loti anthu azaka zapakati ndi okalamba amafunikira kuwala kosiyana kuti awone zinthu zakutali ndipo amafunika kusintha magalasi pafupipafupi. Magalasi amatha kuwona kutali, zokongola, komanso kuwona pafupi. Kufananiza kwa magalasi a multifocal ndi ntchito yokhazikika, yomwe imafunikira ukadaulo wochulukirapo kuposa kufananiza magalasi amodzi. Optometrists samangofunika kumvetsetsa za optometry, komanso amafunikira kumvetsetsa zinthu, kukonza, kusintha mawonekedwe agalasi, kuyeza kwa nkhope yopindika, mbali ya kutsogolo, mtunda wamaso, mtunda wa mwana, kutalika kwa wophunzira, kuwerengera kusintha kwapakati, ntchito yogulitsa pambuyo pake, kuya. kumvetsetsa kwa mfundo zambiri, zabwino ndi zoyipa, ndi zina zotero. Katswiri wathunthu yekha ndi omwe angaganizire mozama makasitomala, kuti agwirizane ndi magalasi oyenera amitundu yambiri.

  • 1.59 PC Blue kudula Bifocal Invisible Photochromic Gray HMC Kuwala magalasi

    1.59 PC Blue kudula Bifocal Invisible Photochromic Gray HMC Kuwala magalasi

    Monga momwe dzinalo likusonyezera, galasi la bifocal lili ndi kuwala kuwiri. Kawirikawiri, amagwiritsidwa ntchito kuona mtunda, monga kuyendetsa galimoto ndi kuyenda; Zotsatirazi ndikuwona kuwala kwapafupi, kuwona pafupi, monga kuwerenga, kusewera foni yam'manja ndi zina zotero. Pamene bifocal mandala anangotuluka, izo ndithudi ankaona ngati Uthenga Wabwino wa myopia + presbyopia, kuthetsa vuto la kunyamula pafupipafupi kunyamula ndi kuvala, koma monga momwe anthu amagwiritsira ntchito, akupezeka kuti zofooka za bifocal mandala alinso ambiri.

  • 1.56 Magalasi a Blue Cut Bifocal Flat Top Photochromic Gray HMC Optical

    1.56 Magalasi a Blue Cut Bifocal Flat Top Photochromic Gray HMC Optical

    magalasi mtundu kusintha ndi kuwala, monga bulauni kapena inki panja kuwala amphamvu, ndi mandala m'nyumba, akhoza kuchita zoteteza maso, makamaka kupewa ultraviolet cheza ndi buluu kuwala kusefa ndi wa thandizo lalikulu.

    Kwa anthu omwe ali ndi myopia omwe amafunika kuvala magalasi kuti atuluke, magalasi osintha mtundu amatha kupulumutsa mtolo wochotsa magalasi a myopic ndi magalasi, komanso amatha kuthetsa vuto lomwe amayi ena sali ophweka kunyamula magalasi angapo opanda matumba.

  • 1.59 pc Magalasi a Blue Dulani Photochromic Gray HMC Optical

    1.59 pc Magalasi a Blue Dulani Photochromic Gray HMC Optical

    Tonsefe tikudziwa kuti magalasi amagwira ntchito yofunika kwambiri pa magalasi oyenera, choncho posankha magalasi, tiyenera kusankha molingana ndi ntchito yathu, zosowa za moyo wathu komanso malo ogwirira ntchito. Mwachitsanzo, ophunzira, madalaivala, madokotala, ndi zina zotero, anthu otere ali ndi zofunikira zowoneka bwino za mtundu ndi mtunda.

    Chifukwa chake, posankha magalasi, magalasi opanda mtundu komanso owoneka bwino ayenera kusankha.

  • 1.74 Magalasi a Blue Cut Spin Photochromic Gray HMC Optical

    1.74 Magalasi a Blue Cut Spin Photochromic Gray HMC Optical

    Lens ya utomoni ndi disolo lopangidwa ndi kaphatikizidwe ka mankhwala ndikupukutidwa ndi utomoni ngati zida zopangira. Lens ya resin ili ndi zabwino zoonekeratu, kulemera kwake ndikopepuka, kuvala bwino; Kachiwiri, mandala a utomoni ali ndi kukana mwamphamvu ndipo siwolimba komanso otetezeka; Panthawi imodzimodziyo, lens ya utomoni imakhalanso ndi kayendedwe kabwino ka kuwala; Kuphatikiza apo, ma lens a resin ndiosavuta kukonzedwanso kuti akwaniritse zosowa zapadera. Pomaliza, kuphatikiza ndi luso komanso kukonza kwa zokutira, ma lens a resin alinso ndi kukana kwabwino, chifukwa chake akhala magalasi ambiri pamsika.

  • 1.71 Magalasi a Blue Cut Spin Photochromic Gray HMC Optical

    1.71 Magalasi a Blue Cut Spin Photochromic Gray HMC Optical

    Ubwino wa gawo lapansi umatsimikizira kulimba kwa lens ndi kudalirika kwa zokutira. Gawo labwino la gawo lapansi lomveka bwino komanso lowala, logwiritsa ntchito nthawi yayitali komanso losavuta kukhala lachikasu; Ndipo magalasi ena sagwiritsa ntchito kwa nthawi yayitali pachikasu, kapena kuphimba. Ma lens abwino opanda zokanda, zokanda, pamwamba patsitsi, pitting, ma lens oblique kuti akwaniritse kuwunikira, kutsirizitsa kwake ndikwambiri. Palibe banga, mwala, mizere, kuwira, kusweka mkati mwa mandala, ndipo kuwala kumakhala kowala.

    Kukwera kwa refractive index, lens imachepa, ndipo mtengo wake ndi wapamwamba.

  • 1.67 Blue cut Spin Photochromic Gray HMC Optical lens

    1.67 Blue cut Spin Photochromic Gray HMC Optical lens

    mandala abwino, zinthu ndiye chinsinsi

    Zida zamagalasi awiriwa zimagwira ntchito yofunika kwambiri pakupatsirana kwawo, kulimba kwawo komanso nambala ya Abbe (patani ya utawaleza pamtunda wa mandala). Ikhoza kuchita kafukufuku wozama ndi chitukuko pazipangizo, ndi khalidwe labwino komanso ntchito yabwino kwambiri.

    filimu wosanjikiza, kupanga mandala mosavuta kuvala

    Wosanjikiza filimu ya ma lens abwino amatha kupatsa magalasi kuchita bwino kwambiri, osati mawonekedwe owoneka bwino okha monga ma transmittance omwe asinthidwa kwambiri, kuuma kwake, kukana kuvala, kulimba kwake kudzakhala bwino kwambiri.

  • 1.61 Magalasi a Blue Cut Spin Photochromic Gray HMC Optical

    1.61 Magalasi a Blue Cut Spin Photochromic Gray HMC Optical

    Utomoni ndi hydrocarbon (hydrocarbon) exudate kuchokera ku zomera, makamaka conifers, wamtengo wapatali kwa mankhwala ena apadera. Utoto ukhoza kugawidwa mu mitundu iwiri ya utomoni wachilengedwe ndi utomoni wopangira, ndipo mandala a utomoni ndi mandala omwe amapangidwa ndi kaphatikizidwe ka mankhwala ndi kupukuta ndi utomoni ngati zopangira. Lens ya resin ili ndi zabwino zoonekeratu, kulemera kwake ndikopepuka, kuvala bwino; Kachiwiri, mandala a utomoni ali ndi kukana mwamphamvu ndipo siwolimba komanso otetezeka; Panthawi imodzimodziyo, lens ya utomoni imakhalanso ndi kayendedwe kabwino ka kuwala; Kuphatikiza apo, ma lens a resin ndiosavuta kukonzedwanso kuti akwaniritse zosowa zapadera. Pomaliza, kuphatikiza ndi luso komanso kukonza kwa zokutira, ma lens a resin alinso ndi kukana kwabwino, chifukwa chake akhala magalasi ambiri pamsika.

  • 1.56 Magalasi a Blue Cut Photochromic Gray HMC Optical

    1.56 Magalasi a Blue Cut Photochromic Gray HMC Optical

    Lens ndi chinthu chowonekera chokhala ndi malo amodzi kapena angapo opindika opangidwa ndi zinthu zowoneka ngati galasi kapena utomoni. Pambuyo popukuta, nthawi zambiri amasonkhanitsidwa mu magalasi okhala ndi galasi kuti akonze masomphenya a wogwiritsa ntchito ndikupeza malo owonekera bwino.

    makulidwe a mandala makamaka zimadalira refractive index ndi mlingo wa disolo. Ma lens a myopic ndi owonda pakati komanso okhuthala mozungulira m'mphepete, pomwe ma lens a hyperopic ndi osiyana. Nthawi zambiri kukwezeka kwa digiriyo, disolo limakulirakulira; Kukwera kwa refractive index, lens imachepa