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الشخص الذي يمكن الاتصال به Mr. hopkin
longzhu avenue, Shenzhen, Guangdong
N=1.*0 Mineral optical lens Technical data Material: glass (China material) Remark: Spheric Nd: 1.**1 Ne: 1.**6 Curve variation factor:0.*5 Abbe Value: *2 Specific Gravity: 3.2 P%: 6.7 Diameter: *5mm Treatmentï&frac*4;šmulti-coated & waterproof coated. Color: white/pink Supply range 1 .high index n=1.*0 mineral finished optical lens *5mm Minus power: Sphere: *3.*0 ~ *6.*0 Cylinder: *3.*0/*2.*0 ~ **4.*0/*2.*0 Also can produce high cylinder power (the cylinder more than *2.*0. up to - 4.*0) 2 high index n=1.*0 mineral semi-finished optical lens *5mmbase curve and center thickness can be made according to the order
