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Optical tool assembly for improved RCW and lens edge formation

  • US 20060145372A1
  • Filed: 12/30/2004
  • Published: 07/06/2006
  • Est. Priority Date: 12/30/2004
  • Status: Abandoned Application
First Claim
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1. An optical tool assembly for use in an injection molding apparatus opposite a non-optical tool assembly to form an ophthalmic mold section, comprising:

  • a cavity ring mounted to an associated mold plate; and

    an optical insert removably secured to said cavity ring and having an optical molding surface thereon for forming an optical surface of the ophthalmic mold section, said optical molding surface having a right cylindrical wall molding portion for forming a right cylindrical wall of the ophthalmic mold section, said right cylindrical wall molding portion formed adjacent a peripheral edge of said optical insert.

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