Patent ID: 7028974
Filing Date: 2006-04-18
Classification: B29D,Y10S

Abstract:
1. A lens molding assembly which comprises: a lens molding die comprising: an upper member having a lower surface configured to contact the surface of said resin-molded surface layer; an upper cylindrical holder configured to surround and fixedly hold said upper member; and a ring-shaped positioning member configured to be coaxially sandwiched between said lower and upper cylindrical holders, wherein: said surface shape of said resin-molded surface layer is uninterrupted and conforms to said predetermined shape of said base member; said resin-molded surface layer is inactive with a material to be molded by said lens molding die; a curvature of said surface shape of said resin-molded surface layer is different from a curvature of said predetermined shape of said base member; and a thickness of said resin-molded surface layer is less than a thickness of said base member.