发明名称 |
Method for molding plastic lenses |
摘要 |
<p>The method for making an optical lens which comprises : filling a molding cavity vertically oriented and defined by two mold pieces at the periphery of which is disposed an annular closure member with a polymerizable synthetic composition through a disposable check valve provided in the closure member ; polymerizing the composition to form the lens ; and recovering the lens with the disposable check valve emprisonned within the polymerized composition at the periphery thereof. <IMAGE></p> |
申请公布号 |
EP1243403(A2) |
申请公布日期 |
2002.09.25 |
申请号 |
EP20020290708 |
申请日期 |
2002.03.20 |
申请人 |
ESSILOR INTERNATIONAL COMPAGNIE GENERALE D'OPTIQUE |
发明人 |
KEITA, GABRIEL;TURSHANI, YASSIN YUSEF |
分类号 |
G02B3/00;B29C33/00;B29C37/04;B29C39/02;B29C39/24;B29D11/00;B29L11/00;(IPC1-7):B29D11/00 |
主分类号 |
G02B3/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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