| 发明名称 |
MEASURING APPARATUS USING OPTICAL INTERFERENCE TECHNIQUES |
| 摘要 |
Apparatus for measuring or detecting changes in a variety of physical or chemical parameters comprises an interferometer having a transmission frequency variable over a range of frequencies as a function of changes in the parameter. The transmission frequency is measured by beating with a coherent reference frequency. |
| 申请公布号 |
DE3175909(D1) |
申请公布日期 |
1987.03.12 |
| 申请号 |
DE19813175909 |
申请日期 |
1981.11.24 |
| 申请人 |
IMPERIAL CHEMICAL INDUSTRIES PLC |
发明人 |
BRADLEY, DANIEL JOSEPH;MURRAY, ROBERT THOMAS |
| 分类号 |
G01D5/26;G01B11/00;G01J9/04;G01N21/45;G08C23/04;(IPC1-7):G01N21/45 |
主分类号 |
G01D5/26 |
| 代理机构 |
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代理人 |
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