发明名称 |
Image enhancement |
摘要 |
Image enhancement is achieved to increase the ability to distinguish details otherwise difficult to discern in bright and dark areas of a photorecord by reflecting light off surface perturbations on the record and displaying the reflected light by means of schlieren optics.
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申请公布号 |
US4416538(A) |
申请公布日期 |
1983.11.22 |
申请号 |
US19810328021 |
申请日期 |
1981.12.07 |
申请人 |
AERODYNE RESEARCH, INC. |
发明人 |
MUELLER, PETER F.;CAULFIELD, H. JOHN |
分类号 |
G03B27/54;(IPC1-7):G03B27/54 |
主分类号 |
G03B27/54 |
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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