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Plastic lens systems, compositions, and methods

  • US 6,419,873 B1
  • Filed: 03/19/1999
  • Issued: 07/16/2002
  • Est. Priority Date: 03/19/1999
  • Status: Expired due to Term
First Claim
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1. A method for making a plastic eyeglass lens, comprising:

  • placing a liquid lens forming composition in a mold cavity of a mold assembly, wherein the mold assembly comprises a front mold member and a back mold member, the lens forming composition comprising;

    a monomer composition comprising an aromatic containing polyether polyethylenic functional monomer;

    a co-initiator composition, the co-initiator composition comprising an amine; and

    a photoinitiator; and

    directing activating light toward at least one of the mold members to initiate curing of the lens forming composition; and

    directing activating light and heat toward at least one of the mold members subsequent to initiating curing of the lens to form the eyeglass lens.

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