Silicon carbide on a flexible, black, waterproof paper. Available in P280, P400, P1000 and 15 micron for single-step and two-step fining of CR39, Hi-index and polycarbonate eyeglass lenses.
Silicon carbide on a flexible, black, waterproof paper. Available in P280, P400, P1000 and 15 micron for single-step and two-step fining of CR39, Hi-index and polycarbonate eyeglass lenses.