glasses lens 1.clear acrylic lens, rectangular shape 2.size 61*53mm, ... Size: 61mm*53mm 3. Thickness: 2.0mm (we also make 1.0mm, 1.2mm, 2.2mm, too)4. Base curve: 450C (we ... also make Un-Coated, Hard Multicoated, too) 6. Used for: optical frames, eyeglasses frames, spectacle frames7. Certificate: SGS / ROHS / CE8. ... low price and fast delivery time* Package and Shipping pictures1) 1.0mm lens2) 2.0mm lens