发明名称 |
Volume holographic filter with broad acceptance angle and narrow spectral bandwidth |
摘要 |
A narrowband filter with a wide acceptance angle which utilizes two holographic filter elements connected in series. The filter blocks light outside of a narrow spectral band of interest, while enabling light to be seen over a wide range of angles incident on the filter.
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申请公布号 |
US7839550(B1) |
申请公布日期 |
2010.11.23 |
申请号 |
US20080012410 |
申请日期 |
2008.02.01 |
申请人 |
BILLMERS RICHARD I;BILLMERS ELIZABETH J;LUDWIG MARY E;MATCHETT JOSEPH DAVID |
发明人 |
BILLMERS RICHARD I.;BILLMERS ELIZABETH J.;LUDWIG MARY E.;MATCHETT JOSEPH DAVID |
分类号 |
G02B5/32 |
主分类号 |
G02B5/32 |
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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