Patent ID: 6280171
Filing Date: 2001-08-28
Classification: B29C,B29D,B29K,Y10S

Abstract:
A system for making a plastic eyeglass lens, comprising:(i) a lens-forming apparatus, comprising:a first mold member having a casting face and a non-casting face;a second mold member having a casting face and a non-casting face, the second mold member being spaced apart from the first mold member during use such that the casting faces of the first mold member and the second mold member at least partially define a mold cavity; anda light generator for generating and directing ultraviolet light against at least one of the first and second mold members during use; and(ii) a conductive heating apparatus, the conductive heating apparatus configured to conductively apply heat to a face of a mold member during use, and wherein a portion of the conductive heating apparatus in contact with at least one of the mold members, changes shape during use conforming to the shape of at least a portion of the non-casting face of at least one of the mold members.