Txaus siab | 1.56 Semi Tiav Bifocal Photochromic Photogrey Optical Lens |
Khoom siv | NK55 / Suav teb khoom |
Abbe nqi | 38 |
Txoj kab uas hla | 65/28MM/72/28MM |
Lens Xim | dawb / Grey / Brown |
Txheej | HMC |
Txheej Xim | Ntsuab / Xiav |
Hwj chim Range | PIB 200/400/600 ADD: + 1.00 To + 3.50 |
Qhov zoo | Muaj nyob rau hauv ob qho tib si spheric / aspheric tsim, zoo plastc lens, hwm lens kho nrog anti-reflective, anti-glare, antu-scrath & dej resistant |
1. Peb tuaj yeem muab lub hnab ntawv rau cov neeg siv khoom lossis tsim lub hnab ntawv xim rau cov neeg siv khoom.
2. Kev txiav txim me me yog 10 hnub, kev txiav txim loj yog 20 -40 hnub tshwj xeeb xa khoom nyob ntawm ntau yam thiab qhov ntau ntawm qhov kev txiav txim.
3. Hiav txwv xa khoom 20-40 hnub.
4. Qhia koj tuaj yeem xaiv UPS, DHL, FEDEX. lwm.
5. Huab cua xa khoom 7-15 hnub.
1. Lens yog qhov tseeb dua, lub zog kuj muaj qhov tseeb ntau dua, zoo meej txheej los ntawm txheej tshuab.
2. Thaiv UVA thiab UVB, tiv thaiv los ntawm cov teeb meem hnub ci.
3. Lighter dua CR39 -1.499 lens.
4. Ceev ceev ntawm kev hloov, los ntawm dawb mus rau tsaus thiab vice versa.
Zoo meej meej nyob hauv tsev thiab hmo ntuj, yoog raws li qhov sib txawv ntawm lub teebCov xim zoo sib xws ua ntej thiab tom qab hloov.