Cov khoom
ZOO TSHAJ PLAWS 1.71 PREMIUM XIAV BLOCK SHMC
| Khoom | 1.71 Super Bright Ultra Thin Lens SHMC | Cov Ntawv Qhia | 1.71 |
| Txoj kab uas hla | 75/70/65 hli | Abbe Value | 37 |
| Tsim Qauv | ASP; Tsis muaj Xiav Block / Xiav Block | Txheej | SHMC |
| Lub zog | -0.00 txog -17.00 nrog -0.00 txog -4.00 rau Tshuag; lwm yam tuaj yeem muab tau hauv RX | ||
XOV XWM NTAU:
- Thaum piv rau cov iav tsom iav 1.60 uas muaj tib lub cheeb thiab lub zog:
- a) Nyias dua: Qhov tuab ntawm ntug nruab nrab raug txo los ntawm 11%.
- b) Sib zog dua: Nws yog, qhov nruab nrab, sib zog dua 7%.
2. Lub lens muaj Abbe Value siab ntawm 37, uas kov yeej qhov kev sib tw ntawm kev ua tiav cov duab zoo tiag tiag nrog cov lens siab.
3. Lub lens 1.71 sib npaug ntawm qhov tuab thiab qhov tsim nyog, muab cov qauv nyias dua piv rau cov lens index 1.60 uas pheej yig dua thiab tus nqi qis dua li cov lens index 1.74 uas kim dua.
4. Lub lens 1.71 muaj lub zog zoo ib yam li 1.67 MR-7 thiab nws tsim nyog rau cov thav duab tsis muaj rim lossis nylon.
5. Cov txheej txheej: Cov iav lo ntsiab muag 1.71 tuaj yeem ua ke nrog ntau yam txheej txheej xws li cov txheej txheej tiv thaiv kev cuam tshuam kom txo qhov ci ntsa iab, cov txheej txheej tiv thaiv khawb kom ruaj khov, thiab kev tiv thaiv UV kom tiv thaiv cov teeb meem ultraviolet.
Nruab nrog lub txheej hydrophobic super, lub lens muaj cov yam ntxwv tsis pub dej nkag. Thaum cov kua mem muab tso rau ntawm qhov chaw ntawm lub lens thiab co, cov kua mem tseem nyob hauv qhov tsis tawg, tsis muaj cov dej tawm. Tsis tas li ntawd, SHMC txheej kuj muab cov txiaj ntsig zoo li kev tiv taus roj thiab av, tiv taus khawb, thiab yooj yim ntxuav, ua kom lub lens huv thiab ruaj khov.
