Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 25, 2010
Patent Application Number
10477639
Date Filed
May 17, 2002
Patent Primary Examiner
Patent abstract
The invention relates to a mold insert, the interior surface thereof having an average quadratic roughness of less than 10 nm. Said insert is covered with a protective layer exhibiting a Vickers hardness of more than 1000 HV, a thickness of between 0.2 and 5 μm, and an adhesive strength greater than 15 N. The invention also relates to a method for the production thereof. The invention is used for the production of ophthalmic lenses.
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