发明名称 METHOD FOR PRODUCING PLASTIC LENS AND INJECTION COMPRESSION MOLDING APPARATUS
摘要 Provided is a method for producing a plastic lens, wherein, in molding a plurality of plastic lenses having different optical surface shapes simultaneously in a single mold 50, by designing cavities 3a and 3b such that each of the plastic lenses to be molded has the same volume, a plurality of plastic lenses having different optical surface shapes can be molded simultaneously in a single molding die without impairing the molding accuracy, and an injection compression molding apparatus used for such method.
申请公布号 US2012217664(A1) 申请公布日期 2012.08.30
申请号 US201013504364 申请日期 2010.10.25
申请人 SAITOU KIYOHIRO;KITABAYASHI HAYATO;HOYA CORPORATION 发明人 SAITOU KIYOHIRO;KITABAYASHI HAYATO
分类号 B29D11/00;B29C45/00 主分类号 B29D11/00
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