发明名称 |
Optical element |
摘要 |
An optical element is disclosed that includes a non-planar lens having a lens perimeter with an integral flange surrounding the lens perimeter. The flange has a first surface and a second surface opposing the first surface. An annular plastic opaque mask layer is fused to the flange first surface or the flange second surface and extending onto the non-planar lens.
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申请公布号 |
US6898026(B2) |
申请公布日期 |
2005.05.24 |
申请号 |
US20030638791 |
申请日期 |
2003.08.11 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
JEWERS CARL P.;CUSHENBERRY JAMES J.;ALLEN KATHLEEN E. |
分类号 |
G02B5/00;G02B7/02;G02B13/16;(IPC1-7):G02B9/00;B39C39/12 |
主分类号 |
G02B5/00 |
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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