| 发明名称 |
Optical element and system using the same |
| 摘要 |
An optical element may include a first diffractive structure having a radially symmetric amplitude function and a second diffractive structure having a phase function. The second diffractive structure may serve as a vortex lens. A system employing the optical element may include a light source and/or a detector.
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| 申请公布号 |
US7343069(B2) |
申请公布日期 |
2008.03.11 |
| 申请号 |
US20070802044 |
申请日期 |
2007.05.18 |
| 申请人 |
TESSERA NORTH AMERICA, INC. |
发明人 |
KATHMAN ALAN D.;KOEHLER CHARLES S.;WELCH WILLIAM H.;JOHNSON ERIC G.;TEKOLSTE ROBERT D. |
| 分类号 |
G02B6/42;G02B6/34 |
主分类号 |
G02B6/42 |
| 代理机构 |
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代理人 |
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| 主权项 |
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