Patent ID: 6787072
Filing Date: 2004-09-07
Classification: B29C,B29D,B29L,Y10S

Abstract:
Method of making a double-sided microlens, comprising the steps of:providing a first mold base having alignment members and a mold cavity; providing a second mold base having alignment members and a mold cavity; mounting a first microlens mold, formed in a substrate, in said mold cavity of said first mold base; mounting a second microlens mold, formed in a substrate, in said mold cavity of said second mold base and adjusting said second microlens mold in said mold cavity of said second mold base; supportedly arranging said first mold base and said second mold base on a first platen and an opposed second platen, respectively, of a molding apparatus; press closing said first platen upon said opposed second platen of said molding apparatus and aligning said fist and second microlens molds in said first mold base and said second mold base forming a single mold cavity; introducing a molten plastic into said single mold cavity; and solidifying said molten plastic in said single mold cavity and forming a double-sided microlens.