发明名称 |
Mold for producing polarizing optical devices |
摘要 |
A mold for casting a polarizing ophthalmic lens from a fluid thermosetting monomeric resin wherein the mold unit includes convex and a concaved mold elements spaced apart by a peripheral gasket and includes therebetween a polarizing sheet defining first and second molding compartments thereabout such that the polarizing sheet while forming a part of the mold structure is cast in situ in the ophthalmic lens and becomes an integral part thereof.
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申请公布号 |
US4090830(A) |
申请公布日期 |
1978.05.23 |
申请号 |
US19760706724 |
申请日期 |
1976.07.19 |
申请人 |
AMERICAN OPTICAL CORPORATION |
发明人 |
LALIBERTE, NORMAN U. |
分类号 |
B29D11/00;G02B1/04;G02B1/08;G02C7/12;(IPC1-7):B29C5/00 |
主分类号 |
B29D11/00 |
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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