acrylic lens 1.different thickness/ base curve/diameter 2.uc/hc/hmc,diam 55mm~65mm 3.good quality but low price acrylic lens, plastic lens, demo lens1. good eyewear accessory for eyeglasses frames. 2. Diameter: 55mm/60mm/65mm3. Thickness: 1.0mm, 1.1mm, 2.0mm, 2.2mm4. Base curve: 450, 600, 8005. UC or HC or Hard Multicoating high quality and low price.We mainly sell to South-east Asia markets.