| 发明名称 |
Optical path structure for open path emissions sensing with spinning filter wheel |
| 摘要 |
An optical system for a gas component analysis includes an emitter for emitting first light beam having a first spectrum, a second emitter for emitting a second light beam at a second spectrum, a first receiver for receiving the first light beam, and a second receiver for receiving the second light beam.
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| 申请公布号 |
US6723990(B2) |
申请公布日期 |
2004.04.20 |
| 申请号 |
US20010028724 |
申请日期 |
2001.12.28 |
| 申请人 |
SPX CORPORATION |
发明人 |
DIDOMENICO JOHN;GENTALA ROBERT A.;RENDAHL GRAIG S. |
| 分类号 |
G01M15/10;G01N1/22;G01N21/31;G01N21/33;G01N21/35;G01N21/53;(IPC1-7):G01J5/00 |
主分类号 |
G01M15/10 |
| 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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