Patent ID: 6494702
Filing Date: 2002-12-17
Classification: B29C,B29D,B29K,B29L,C08F,G02B,Y10S

Abstract:
Apparatus for making a plastic lens, comprising:a) a first mold member having a thickness of less than about 5.0 mm; b) a second mold member having a thickness of less than about 5.0 mm and being spaced apart from the first mold member, the first and second mold members each having a face and edges, and the first and second mold members defining a mold cavity; c) an ultraviolet light generator for generating and directing ultraviolet light toward at least one of the first and second mold members during use; and d) an air cooler adapted to cool air to between 0Â° C. and less than 20Â° C., and a distributor for directing cooled air at a temperature of between 0Â° C. and less than 20Â° C. toward the faces of the first and second mold members during use.