1.70 Mineral Glass Lens Glass Lens Detailed Product DescriptionSpecification : 1).Finished Lens power range SPH(-0.00~-16.00)/CYL(-0.25~-2.00) SPH(-0.00~-12.00)/CYL(-2.25-~-4.00) SPH(+0.00~+8.00) SPH(+0.00~+8.00)/CYL(-0.00~-2.00) 2)Semi-finished lens (65mm) BASE:0.50,1.00,2.00,3.00,4.00,5.00,6.00,8.00 3)Coating : AR multi-coating and AR EMI multi- coating are available in green and bule color 4) ...