• mankhwala

1.523 Glass Bifocal Photochromic Photogrey Optical Lens

Kufotokozera Kwachidule:

Pamene kusintha kwa diso la munthu kumafooka chifukwa cha ukalamba, ayenera kuwongolera masomphenya ake padera kwa masomphenya akutali ndi pafupi.Panthawiyi, nthawi zambiri amafunika kuvala magalasi awiri padera, zomwe zimakhala zovuta kwambiri.Choncho, m'pofunika pogaya awiri osiyana mphamvu refractive pa mandala amodzi kukhala magalasi mbali ziwiri.Magalasi oterowo amatchedwa magalasi a bifocal kapena magalasi a bifocal.

Mtundu wa Fusion:ndikuphatikiza zinthu za lens ndi index yotsika kwambiri ya refractive m'dera la concave pa mbale yayikulu pa kutentha kwakukulu, ndipo cholozera cha refractive cha mbale yayikulu ndi chochepa.Kenaka thamangani pamwamba pa chidutswacho kuti mupange kupindika kwa gawo laling'ono kuti likhale logwirizana ndi lachidutswa chachikulu.Palibe lingaliro lakuyika malire.Kuwerenga zowonjezera A kumadalira mphamvu yowonetsera F1 ya kutsogolo kwa masomphenya akutali, kupindika kwa FC ya arc yoyambirira ya concave ndi chiŵerengero cha maphatikizidwe.Chiŵerengero cha fusion ndi mgwirizano wogwira ntchito pakati pa refractive index of two phase fusion lens lens, pamene n imayimira refractive index of the main glass (kawirikawiri galasi la korona) ndipo ns imayimira refractive index ya sub-sheet (galasi la mwala) ndi mtengo waukulu, ndiye chiŵerengero cha kuphatikizika k=(n-1)/(nn), kotero A=(F1-FC)/k.Zitha kuwonedwa kuchokera ku ndondomeko yomwe ili pamwambayi kuti, mwachidziwitso, kusintha kokhota kwa kutsogolo kwa mbale yayikulu, kupindika kwa concave arc ndi sub-plate refractive index kungasinthe digiri yowonjezera yowonjezera, koma kwenikweni, imapezeka mwa kusintha. sub-plate refractive index.Tebulo 8-2 likuwonetsa magalasi amiyala omwe amagwiritsidwa ntchito kwambiri padziko lonse lapansi kupanga magalasi ophatikizika apafupipafupi ophatikizika a bifocal.


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Parameter

Proudct 1.523 Glass Bifocal Photochromic Lens
Zakuthupi Galasi Yopanda kanthu
Mtengo wa Abbe 58
Diameter 65/28 mm
Mtundu wa Lens woyera/Grey/Brown
Kupaka UC/MC
Mtundu Wopaka Green/Blue
Mphamvu Range SPH +/-0.00 Kuti +/-3.00 Wonjezerani:+1.00 Ku+3.50

Zithunzi Zamalonda

1.523 GLASS BIFOCAL PHOTOCHROMIC PHOTOGREY OPTICAL LENS (4)
1.523 GLASS BIFOCAL PHOTOCHROMIC PHOTOGREY OPTICAL LENS (3)
1.523 GLASS BIFOCAL PHOTOCHROMIC PHOTOGREY OPTICAL LENS (2)
1.523 GLASS BIFOCAL PHOTOCHROMIC PHOTOGREY OPTICAL LENS (1)

Phukusi Latsatanetsatane ndi Kutumiza

Titha kupereka envelopu yokhazikika kwa makasitomala kapena kupanga envelopu yamtundu wamakasitomala.
Maoda ang'onoang'ono ndi masiku 10, maoda akulu ndi masiku 20 -40 kutengerako kumadalira kusiyanasiyana ndi kuchuluka kwa dongosolo.

Kutumiza panyanja 20-40 masiku
Express mukhoza kusankha UPS, DHL, FEDEX etc
Kutumiza ndege 7-15 masiku

Product Mbali

Awa ndi 1.523 mineral single vision aslo alibe kanthu.
1. Zolimba modabwitsa komanso zosagwirizana ndi zokanda.
2. Mtengo wapamwamba kwambiri wa abbe.
3. Moyo wokhalitsa wokhalitsa.
4. Chinthu chachikulu cha lens galasi ndi galasi kuwala.
5. Wabwino kuwala katundu, osati zophweka zikande, mkulu refractive index.
6. Magalasi agalasi ali ndi transmittance yabwino ndi mechanochemical properties, index refractive refractive index ndi katundu wokhazikika wa thupi ndi mankhwala.


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