SETO 1.56 lens bifocal wareega-sare HMC
Tilmaamid
1.56 wareega-sare ee muraayadaha indhaha ee bifocal | |
Qaabka: | 1.56 muraayad indhaha ah |
Meesha Asal ahaan: | Jiangsu, Shiinaha |
Summada: | SETO |
Qalabka muraayadaha: | Resin |
Shaqada | Wareega-sare ee bifocal |
Midabka muraayadaha | Cad |
Tusmada Dib-u-celinta: | 1.56 |
Dhexroor: | 65/28MM |
Abbe Value: | 34.7 |
Cuf-jiid gaar ah: | 1.27 |
Gudbinta: | >97% |
Doorashada Dahaarka: | HC/HMC/SHMC |
Midabka dahaarka | Cagaaran |
Qiyaasta Awoodda: | Sph: -2.00~+3.00 Kudar: +1.00~+3.00 |
Tilmaamaha Alaabta
1.Waa maxay lenska bifocal?
Lens-ka laba-geesoodka ah waxa loola jeedaa muraayadaha oo leh iftiin kala duwan oo isku mar ah, oo u kala qaybiya muraayadda laba qaybood, qaybta sare oo ah meel fog, qaybta hoosena waa aag aan fiicneyn.
Lenska laba-geesoodka ah, inta badan aagga weyni waa aagga fog, halka aagga myopic ay ku jirto qayb yar oo ka mid ah qaybta hoose, sidaas darteed qaybta loo isticmaalo aragtida fog waxaa loo yaqaannaa muraayadda koowaad, qaybta loo isticmaalo aragtida dhow waxaa loo yaqaannaa qaybta hoose. - muraayad.
Tan waxaan sidoo kale ka fahmi karnaa in faa'iidada muraayadda bifocal ay tahay in aysan u adeegin oo kaliya shaqada sixitaanka aragtida fog, laakiin sidoo kale waxay leedahay shaqada hagaajinta aragtida dhow ee la awoodi karo.
2.Waa maxay muraayadda wareega-sare?
Round Top, xariiqdu maaha mid iska cad sida Sare Flat.Lama arki karo laakiin marka la xidho.Waxay u egtahay mid aad u yar oo la dareemi karo.Waxay u shaqeysaa la mid ah kan sare ee fidsan, laakiin bukaanku waa inuu hoos u eegaa muraayadda si uu u helo balac la mid ah qaabka muraayadda.
3.Waa maxay sifooyinka bifocals?
Tilmaamaha: waxaa jira laba dhibcood oo diiradda saaraya muraayadda, taas oo ah, muraayad yar oo leh awood kala duwan oo lagu dul saaray muraayadda caadiga ah;
Loo isticmaalo bukaanada qaba presbyopia si ay u arkaan meel fog iyo meel u dhow;
Midka sare waa iftiinka marka aad fiirineyso meel fog (mararka qaar waa fidsan), iftiinka hoosena waa iftiinka marka wax la akhrinayo;
Heerka fogaanta waxaa loo yaqaannaa awoodda sare, heerka u dhowna waxaa loo yaqaannaa awoodda hoose, farqiga u dhexeeya awoodda sare iyo xoogga hoosena waxaa loo yaqaan ADD (added power).
Marka loo eego qaabka gabal yar, waxa loo qaybin karaa laba-geesood oo fidsan, bifocal-korka sare iyo wixii la mid ah.
Faa'iidooyinka: Bukaannada presbyopia uma baahna inay beddelaan muraayadaha marka ay arkaan meel dhow iyo mid fog.
Khasaaro: ifafaale boodbood marka la eegayo beddelka fog iyo kan dhow;
Marka loo eego muuqaalka, way ka duwan tahay muraayadaha caadiga ah.
4. Waa maxay faraqa u dhexeeya HC, HMC iyo SHC?
Dahaarka adag | Daahan AR / Daahan badan oo adag | daahan Super hydrophobic |
Ka dhig muraayadaha aan dahaarka lahayn inay si sahal ah hoos ugu dhigaan oo ay u muujiyaan xagashada | Ka ilaali lenska si wax ku ool ah milicsiga, xooji shaqada iyo samafalka aragtidaada | muraayada ka dhig mid aan biyuhu ahayn, antistatic, silbasho lid ku ah iyo iska caabbinta saliidda |