1.59 PC Blue Block Lens Progressive Lens

1.59 PC Blue Block Lens Progressive Lens

1.59 PC Blue Block Lens Progressive Lens

  • Bayanin samfur:1.59 PC Polycarbonate BLUE BLOCK PRESSIVE HMC Lens
  • Fihirisar Rasuwa:1.59
  • Abbe Value: 31
  • Watsawa:96%
  • Takamaiman Nauyi:1.20
  • Diamita: 70
  • Rufe:Koren Anti-tunani AR Rufin
  • Kariyar UV:100% kariya daga UV-A da UV-B
  • Kariyar Hasken Shuɗi:UV420 Blue Block
  • Wutar Wuta:SPH: -600~+300, KARA: +100~+300
  • Cikakken Bayani

    Tags samfurin

    Menene Ma'anar Lens Polycarbonate?

    Ruwan tabarau na polycarbonate wani ruwan tabarau ne da aka yi da polymer thermoplastic na rukunin carbonate. Yana da kusan sau 10 mafi ƙarfin juriya fiye da ruwan tabarau na filastik ko gilashi. Ana fifita ruwan tabarau na polycarbonate akan ruwan tabarau na gilashi ta masu amfani da kayan sawa, 'yan wasa da sauran masu amfani da masu kare ido saboda nauyinsa, ultraviolet (UV) da kaddarorin juriya.

    An gano polycarbonate a shekara ta 1953 kuma an fara gabatar da shi a kasuwa a shekarar 1958. 'Yan sama jannati ne suka yi amfani da shi a shekarun 1970 a matsayin hangen kwalkwali. A cikin 1980s masana'antu sun fara amfani da polycarbonate a matsayin madadin daidaitaccen filastik ko gilashin ido. Gilashin ruwan tabarau na polycarbonate zaɓi ne mai wayo ga waɗanda ke aiki a cikin wasanni, yanayin aiki masu haɗari, a cikin kayan sawa na zamani musamman ga yara.
    Gilashin ruwan tabarau na yau da kullun suna amfani da tsarin gyare-gyaren simintin gyare-gyaren simintin gyare-gyare, yayin da polycarbonate pellets ana dumama su zuwa wurin narkewa kuma ana allura su cikin gyare-gyaren ruwan tabarau. Yana sa ruwan tabarau na polycarbonate ya fi ƙarfi kuma ya fi jurewa tasiri. Koyaya, waɗannan ruwan tabarau ba su da juriya kuma, sabili da haka, suna buƙatar sutura ta musamman.

    RUWAN RUWAN POLYCARBONATE

    Menene Lens na Ci gaba?

    Ruwan tabarau masu ci gaba sune ruwan tabarau na "multifocal" na gaskiya waɗanda ke ba da ƙarancin ƙarfin ruwan tabarau mara iyaka a cikin gilashin guda biyu. Mafi kyawun gani yana tafiyar da tsawon ruwan tabarau don ba da damar kowane nisa ya bayyana:

    saman ruwan tabarau: manufa don hangen nesa nesa, tuki, tafiya.
    Tsakanin ruwan tabarau: manufa don hangen nesa na kwamfuta, matsakaicin nisa.
    Ƙasan ruwan tabarau: manufa don karantawa ko kammala wasu ayyukan kusa.

    ruwan tabarau na ci gaba

    Wanene ke Bukatar Lens na Ci gaba?

    Yayin da muke tsufa, yana da wuya a kalli abubuwan da ke kusa da idanunmu. Wannan wani yanayi ne da ake kira presbyopia. Yawancin mutane na farko suna lura lokacin da suke da matsala wajen karanta rubutun mai kyau, ko kuma lokacin da ciwon kai bayan karantawa, saboda ciwon ido.

    An yi nufin masu ci gaba ga mutanen da ke buƙatar gyara don presbyopia, amma ba sa son layi mai wuya a tsakiyar ruwan tabarau.

    ruwan tabarau na photochromic

    Amfanin Lenses na Ci gaba

    Tare da ruwan tabarau masu ci gaba, ba za ku buƙaci samun tabarau sama da ɗaya tare da ku ba. Ba kwa buƙatar musanya tsakanin karatunku da tabarau na yau da kullun.
    Hangen nesa tare da masu ci gaba na iya zama kamar na halitta. Idan kun canza daga kallon wani abu kusa da wani abu mai nisa, ba za ku sami "tsalle" kamar yadda kuke so tare da bifocals ko trifocals ba.

    Matsalolin Cigaban Lenses

    Yana ɗaukar makonni 1-2 don daidaitawa zuwa masu ci gaba. Kuna buƙatar horar da kanku don duba daga ƙananan ɓangaren ruwan tabarau lokacin da kuke karantawa, don duba gaba don nisa, da kuma duba wani wuri tsakanin tabo biyu don tazara ta tsakiya ko aikin kwamfuta.
    A cikin lokacin koyo, ƙila za ku ji tashin hankali da tashin zuciya daga kallon ɓangaren ruwan tabarau mara kyau. Hakanan ana iya samun ɗan murguda hangen nesa na gefe.

    Bifocal polarized ruwan tabarau
    ruwan tabarau na sayan magani

    Kuna Bukatar Biyu na ruwan tabarau na Ci gaba na Anti-blue

    Kamar yadda fitilun shuɗi a zamanin yau ya kasance a ko'ina, ruwan tabarau masu hana shuɗi na ci gaba suna da kyau don ayyukan cikin gida, kamar kallon talabijin, wasa akan kwamfuta, karanta littattafai da karanta jaridu, kuma sun dace da tafiye-tafiye a waje, tuki, tafiye-tafiye da suturar yau da kullun a cikin shekara.

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