... Best service Low cost Polyurethane Polishing Pad for LCD TP Lens 1. IntroductionPolyurethane polishing pad LD66 can substitute for imported polishing ... pad like LP66 and LP26, applicable to polish optical lens,prism,glass substrate, glass clock,silicon wafer and crystal glass ... silicon, germanium and other single wafer of semiconductors. LCD TP Lens use polyurethane polishing pads