MACHINED LENS MOLDS AND METHODS FOR MAKING AND USING SAME

Title:

MACHINED LENS MOLDS AND METHODS FOR MAKING AND USING SAME

Document Type and Number:

WIPO Patent Application WO/2010/062520

Kind Code:

A3

Abstract:

Molds for making ophthalmic lenses are generally discussed herein with particular discussions extended to plastic injection molded ophthalmic lens molds that are subsequently machined to have customized optical quality lens-defining surfaces for producing customized ophthalmic lenses, including contact lenses. The present molds can be used to form multifocal zones, ballast zones, diagnostic marks and the like on the ophthalmic lenses without the need for making post-cure modifications to the lenses.

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Inventors:

DAVISON CHRIS (GB)

Application Number:

PCT/US2009/061697

Publication Date:

July 08, 2010

Filing Date:

October 22, 2009

Export Citation:

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Assignee:

COOPERVISION INT HOLDING CO LP (BB)
COOPERVISION INC (US)
DAVISON CHRIS (GB)

International Classes:

B29C33/12; B29D11/00

Foreign References:

US20070035051A1	2007-02-15
US20070292555A1	2007-12-20
US20070216860A1	2007-09-20
US5935492A	1999-08-10

Attorney, Agent or Firm:

DAO, Tom, H. et al. (O'Neill & Singh LLP,18200 Von Karman Avenue,Suite 72, Irvine CA, US)

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