POLISHING METHOD FOR ROTATION SYMMETRIC NONSPHERICAL FACE

摘要

PURPOSE:To uniformly polish without spoiling the shape of the surface of the body to be polished by using a resin or rubber with the body to be polished as a matrix and using the replica obtd. by forming by reversing the shape of the surface of the body to be polished by a replica method as a polishing tool. CONSTITUTION:A weir is provided on the outer peripheral end face of the body to be polished with the body 1 to be polished as a matrix and the replica obtd. by casing a resin material is taken as a polishing tool 3. Then the body 1 to be polished and polishing tool 3 are arranged so that their shaft centers coincide, the polishing tool 3 is pressed with an adequate force via an abrasive to the body 1 to be polished and the both are forcibly rotated. For the surface of the body 1 to be polished, the action face of the polishing tool 3 polishes with holding an uniform contact state over the whole face.