SETO 1.499 Round Top Bifocal Lens
Specification
| 1.499 round-top bifocal optical lens | |
| Qauv: | 1.499 optical lens |
| Qhov Chaw Keeb Kwm: | Jiangsu, Suav teb |
| Hom Tshuaj: | SETO |
| Lenses Khoom: | Resin |
| Muaj nuj nqi | Round-sab saum toj bifocal |
| Lenses Xim | Ntshiab |
| Refractive Index: | 1.499 ib |
| Txoj kab uas hla: | 65/28 MM |
| Abbe Tus nqi: | 58 |
| Specific Gravity: | 1.32 ib |
| Kev xa tawm: | > 97% |
| Txheej Txheej: | HC/HMC/SHMC |
| Txheej xim | Ntsuab |
| Lub zog ntau: | Sph: -2.00 ~ + 3.00 Ntxiv: +1.00 ~ + 3.00 |
Khoom nta
1, Qhov zoo ntawm 1.499 Performance index.
① Qhov cuam tshuam siab tshaj plaws ntawm lwm qhov ntsuas qhov ntsuas
②Qhov yooj yim tshaj plaws tinted dua li lwm qhov ntsuas qhov ntsuas, xws li 1.56, 1.61, 1.67, 1.74 thiab 1.59 pc.
③Qhov kev xa tawm siab tshaj plaws yog piv nrog cov ntsiab lus nruab nrab nruab nrab thiab qhov ntsuas siab siab.
④ Qhov siab tshaj plaws ABBE tus nqi (57) muab qhov pom kev pom zoo tshaj plaws dua li lwm qhov ntsuas qhov ntsuas.
⑤ Cov khoom lag luam zoo tshaj plaws thiab zoo ib yam ntawm lub cev thiab optically.
2, Qhov zoo ntawm round-saum bifocals
① Cov neeg hnav tuaj yeem pom cov khoom nyob ze los ntawm cov duab puag ncig thiab pom cov khoom nyob deb ntawm lwm lub lo ntsiab muag.
②Cov neeg hnav tsis tas yuav hloov ob lub qhov muag pom kev sib txawv thaum lawv nyeem phau ntawv thiab saib TV.
③ Cov neeg hnav tuaj yeem khaws tib lub cev thaum lawv saib ob qho tib si ze lossis qhov deb.
3. Qhov txawv ntawm HC, HMC thiab SHC yog dab tsi?
| Txheej tawv | AR txheej / Hard txheej txheej | Super hydrophobic txheej |
| ua rau lub lens uncoated nyuaj thiab tsub kom lub abrasion kuj | tsub kom lub transmittance ntawm lub lens thiab txo cov reflections nto | ua rau lub lens waterproof, antistatic, anti plam thiab roj kuj |
Daim ntawv pov thawj
Peb lub Hoobkas
