发明名称 |
Optical detector having a sensing element, a lens and a frustum coupled to the lens |
摘要 |
A detector having a field of view in elevation on the order of one hundred eighty degrees in one plane and three hundred sixty degrees in a perpendicular plane includes a generally hemispherical lens in combination with an optical frustum. The combination directs incident radiant energy within the field of view onto a centrally located sensor.
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申请公布号 |
US7576311(B2) |
申请公布日期 |
2009.08.18 |
申请号 |
US20050225751 |
申请日期 |
2005.09.13 |
申请人 |
LOCKHEED MARTIN CORPORATION |
发明人 |
YOUNG C. GILBERT |
分类号 |
H01J3/14;G06M7/00;H01J40/14 |
主分类号 |
H01J3/14 |
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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