DIA PC diamond wheel can grind PCand plastic lens also have ESSILOR,BRIOT,NIDEK , ... .this DIA PC diamond wheel is used in auto lens edgers,2.cutting and grinding fast and use durable 3.We also have ... Nidek ,Essilor,Briot,WECO lens edger wheel and also can ... chamfer ,remote control lamp box and so on DIA PC grinding wheel for lens edger