US Patent 7448942 Grinding method

A surface to be polished having a plurality of surfaces of significantly different curvatures can be polished evenly by the use of resilient abrasive members by using a polishing method including the steps of selecting at least two resilient abrasive members 10a, 10b from the resilient abrasive members having a plurality of dome-shaped portions of different curvatures determined by a plurality of curvatures on the surface to be polished of the polishing target, and mounting the selected resilient abrasive members 10a, 10b to specific abrasive member mounting jigs 20a, 20b and polishing the surface to be polished of the polishing target L2.