SETO1.499 Lens-ka sare ee laba-geesoodka ah ee Semi Dhamaystiran
Tilmaamid
1.499 muraayad indho-indheyn ah oo dabaq ah | |
Qaabka: | 1.499 muraayadaha indhaha |
Meesha Asal ahaan: | Jiangsu, Shiinaha |
Summada: | SETO |
Qalabka muraayadaha: | Resin |
foorarsan | 200B/400B/600B/800B |
Shaqada | dabaq-sare & badh-dhammeeyey |
Midabka muraayadaha | Cad |
Tusmada Dib-u-celinta: | 1.499 |
Dhexroor: | 70 |
Abbe Value: | 58 |
Cuf-jiid gaar ah: | 1.32 |
Gudbinta: | >97% |
Doorashada Dahaarka: | UC/HC/HMC |
Midabka dahaarka | Cagaaran |
Tilmaamaha Alaabta
1. Sidee buu u shaqeeyaa muraayada laba-geesoodka ah?
Lenses Bifocal waxay ku fiican yihiin dadka qaba cudurka presbyopia- xaalad uu qofku la kulmo indho-beel ama qalloocan aragga agtiisa marka uu akhrinayo buug.Si loo saxo dhibaatadan fog iyo aragtida dhow, muraayadaha bifocal ayaa la isticmaalaa.Waxay ka kooban yihiin laba qaybood oo kala duwan oo hagaajinta aragga, oo lagu kala soocayo xariiqda muraayadaha.Aagga sare ee muraayadda waxaa loo isticmaalaa in lagu arko walxaha fog halka qaybta hoose ay saxdo aragtida dhow
2. Waa maxay muraayadda dhammaatay?
Muraayadaha leh awoodo dioptric kala duwan ayaa laga samayn karaa hal lens oo dhammays tiran.Qallooca sagxadaha hore iyo kan danbe ayaa tilmaamaya in muraayadu yeelan doonto awood dheeri ah ama laga jaray.
Lens-dhammeedka dhammaatay waa bannaan ceeriin oo loo isticmaalo in lagu soo saaro muraayadda RX ee ugu shaqsiyeysan si waafaqsan warqadda bukaanka.Awoodaha dawo ee kala duwan ayaa codsanaya noocyada muraayadaha ee dhammays tiran ee kala duwan ama qalooca salka.
3. Waa maxay muhiimada muraayad-dhammeedka wanaagsan u leeyahay wax soo saarka RX?
①Heerka sare ee saxnaanta awoodda iyo xasiloonida
② Heer sare oo u qalma tayada la isku qurxiyo
③ Astaamaha indhaha sare
④ Saamaynta midabaynta wanaagsan iyo natiijooyinka dahaarka adag/AR
⑤ Xaqiiji awoodda wax-soo-saarka ugu badan
⑥ gaarsiinta waqtiga
Ma aha oo kaliya tayada dusha sare, muraayadaha badh-dhammeeyay waxay aad diiradda u saarayaan tayada gudaha, sida cabbirada saxda ah iyo kuwa deggan, gaar ahaan muraayadda caanka ah ee xorta ah.
4. Waa maxay faraqa u dhexeeya HC, HMC iyo SHC?
Dahaarka adag | Daahan AR / Daahan badan oo adag | daahan Super hydrophobic |
waxay ka dhigtaa muraayadda aan dahaadhka ahayn mid adag oo kordhisa iska caabbinta nabarrada | waxay kordhisaa gudbinta muraayadda waxayna yaraynaysaa milicsiga dusha sare | muraayada waxay ka dhigtaa mid aan biyuhu ahayn, antistatic, silbasho lid ku ah iyo caabbinta saliidda |