发明名称 |
Background compensating interferometer |
摘要 |
A device for reducing the effects of scattered light in an optical instrument utilizes an interferometer for interfering the scattered light and placing the image of the desired object within a dark fringe of the scattered light interference pattern to increase the contrast between the image of the desired object and the background.
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申请公布号 |
US4304464(A) |
申请公布日期 |
1981.12.08 |
申请号 |
US19800109632 |
申请日期 |
1980.01.04 |
申请人 |
THE UNIVERSITY OF ARIZONA FOUNDATION |
发明人 |
HILL, HENRY A.;FIGOSKI, JOHN W.;BALLARD, PAUL T. |
分类号 |
G01J9/02;(IPC1-7):G02B5/00 |
主分类号 |
G01J9/02 |
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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