| 发明名称 |
Information maintenance during intensity attenuation in focused beams |
| 摘要 |
Maintenance of information content in a focused beam of electromagnetic radiation when the intensity thereof is attenuated by application of an aperture-like element.
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| 申请公布号 |
US7671989(B2) |
申请公布日期 |
2010.03.02 |
| 申请号 |
US20080214319 |
申请日期 |
2008.06.18 |
| 申请人 |
J. A. WOOLLAM CO., INC. |
发明人 |
LIPHARDT MARTIN M.;HE PING |
| 分类号 |
G01J4/00 |
主分类号 |
G01J4/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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