1.59 PC Blue Block Photochromic Progressive

1.59 PC Blue Block Photochromic Progressive

1.59 PC Blue Block Photochromic Progressive

  • Mafotokozedwe Akatundu:1.59 PC Blue Block Photochromic Progressive HMC Lens
  • Mlozera Wopezeka:1.59
  • Mtengo wa Abbe: 31
  • Kutumiza:96%
  • Specific Gravity:1.20
  • Diameter:75 mm pa
  • Korido:12 mm
  • Zokutira:Green Anti-reflection AR Coating
  • Chitetezo cha UV:100% chitetezo ku UV-A ndi UV-B
  • Blue Block:UV420 Blue Block
  • Zosankha zamtundu wazithunzi:Imvi
  • Mtundu wa Mphamvu:SPH: 000~+300, -025~-200 Wonjezerani: +100~+300
  • Tsatanetsatane wa Zamalonda

    Zolemba Zamalonda

    Chifukwa chiyani ma lens a polycarbonate?

    Polycarbonate idapangidwa m'zaka za m'ma 1970 kuti igwiritse ntchito zamlengalenga ndipo pakadali pano imagwiritsidwa ntchito ngati ma visor a chisoti a astronaut komanso zowonera zakutsogolo za shuttle.
    Magalasi agalasi opangidwa ndi polycarbonate adayambitsidwa koyambirira kwa 1980s poyankha kufunikira kwa magalasi opepuka, osagwira ntchito.
    Kuyambira pamenepo, magalasi a polycarbonate akhala muyezo wa magalasi otetezera, magalasi amasewera ndi zovala za ana.
    Chifukwa satha kusweka ngati ma lens apulasitiki wamba, ma lens a polycarbonate nawonso ndiabwino kupanga mapangidwe ansalu opanda m'maso pomwe magalasi amamangiriridwa pazigawo zokhala ndi zobowola.

    MALANGIZO A POLYCARBONATE

    Magalasi a Photochromic Othandizira Kuwala

    Magalasi a Photochromicndi magalasi omwe amadetsedwa akakumana ndi kuwala kwa ultraviolet (UV). Ma lens awa ali ndi mawonekedwe apadera omwe amateteza maso anu ku kuwala kwa UV pochita mdima. Magalasi amadetsedwa pang'onopang'ono pakapita mphindi zochepa mukakhala padzuwa.

    buluu kudula mandala mandala kuwala

    Nthawi yochita mdima imasiyanasiyana ndi mtundu ndi zinthu zina zingapo monga kutentha, koma zimadetsa mkati1-2mphindi, ndikutsekereza pafupifupi 80% ya kuwala kwa dzuwa. Magalasi a Photochromic amapepukanso kuti amveke bwino akakhala m'nyumba mkati mwa mphindi 3 mpaka 5. Adzadetsedwa mosiyanasiyana akayatsidwa pang'ono ndi kuwala kwa UV - monga tsiku la mitambo.

    Magalasi awa ndi abwino mukamalowa ndi kutuluka mu UV (kuwala kwadzuwa) pafupipafupi.

    magalasi opangira ma lens

    Lens ya Blue Block Photochromic

    magalasi a photochromic

    Blue Block

    Magalasi a Blue block photochromic adapangidwa kuti azigwira ntchito zosiyanasiyana, ali ndi mphamvu zotsekereza kuwala kwa buluu.
    Ngakhale kuwala kwa UV ndi kuwala kwa buluu sikufanana, kuwala kwa buluu kumatha kukhala kovulaza maso anu, makamaka chifukwa chokhala ndi nthawi yayitali pazithunzi za digito komanso kuwala kwadzuwa. Kuwala konse kosawoneka ndi pang'ono kumatha kukhala ndi zotsatira zoyipa ku thanzi la maso anu. Magalasi amtundu wa blue block photochromic amateteza ku mphamvu yapamwamba kwambiri pa sipekitiramu ya kuwala, zomwe zikutanthauza kuti amatetezanso ku kuwala kwa buluu ndipo ndi abwino kugwiritsa ntchito makompyuta.

    Zopita patsogolo

    Magalasi opita patsogolo ndi magalasi apamwamba paukadaulo omwe amadziwikanso kuti no-bifocals. Chifukwa, amaphatikizapo masomphenya osiyanasiyana osiyanasiyana kuchokera kumadera akutali kupita kumadera apakati ndi pafupi, zomwe zimathandiza munthu kuona zinthu zakutali ndi pafupi ndi chilichonse chapakati. Ndiokwera mtengo poyerekeza ndi ma bifocals koma amachotsa mizere yomwe imawoneka mu ma lens a bifocal, kuonetsetsa kuti palibe chowoneka bwino.

    diso lens

    Anthu omwe akudwala Myopia kapena pafupi ndi maso, akhoza kupindula ndi magalasi amtunduwu. Chifukwa, mumkhalidwe uwu, mutha kuwona zinthu zapafupi momveka bwino koma zomwe zili patali zidzawoneka zosamveka. Chifukwa chake, magalasi opita patsogolo ndi abwino kukonza madera osiyanasiyana a masomphenya ndi kuchepetsa mwayi wa mutu ndi maso chifukwa cha kugwiritsa ntchito makompyuta ndi squinting.

    magalasi a maso

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