Plastic lens manufacturing method
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United States of America Patent
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Apr 11, 2017
Issued Date -
N/A
app pub date -
Sep 26, 2011
filing date -
Sep 24, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
An aspect or the present invention relates to a method of manufacturing a plastic lens, which comprises casting a plastic lens starting material liquid into a cavity in a forming mold and conducting a polymerization reaction of the plastic starting material liquid within the cavity to provide a molded article. The forming mold is one in which two molds are disposed opposite each other, a gasket made of an elastic resin is disposed around the two molds to form the cavity, and at least one of the two molds is made of an elastic resin, one surface of the molded article is a convex surface and the other surface of the molded article is a concave surface, and the concave surface is formed by transferring a molding surface of the mold made of elastic resin.
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