1. Material: Korea NV55
2. Refraction Index Nd: 1.561
3. Diameter: 55/60/65/70mm
4. Abbe Value: 38
5. Coating Colour: Yellow green coating
6. Base Colour: Transparent (grey brown for photochromi…
Excellent scratch resistance;
New designed products, lighter and more beautiful;
Accurate and stable degree, transparent base color is easy to adapt;
HC and HMC coating are available;
…
PC is the abbreviation of polycarbonate, this material can be used in the production of bulletproof glass ,it is known as the 21st century mainstream lens material.
PC lens is the first recommended…
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea