resin lens, optical lens hi-index 1.67, hand-made high power professional quality, super thin,hmc+emi professional service resin lens, optical lens1.Hi-index 1.672.power supplied: -10.00 ~-15.00 / 0.00 ~ -4.00 +0.25 ~+15.00 / 0.00 ~ -4.00 we also offer super-thin 1.601 UV400, aspherical 1.601 UV400, 1.601 plus UV400 lenses. Welcome to visit us!