发明名称 |
Knife edge system |
摘要 |
An improved knife edge system which enables testing of even high numerical aperture optics is achieved by using a microscope objective to gather the light from a small pinhole and fill a large optic under test, and in conjunction with a special eye piece permits viewing of the surface of the optic under test.
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申请公布号 |
US4402602(A) |
申请公布日期 |
1983.09.06 |
申请号 |
US19810276219 |
申请日期 |
1981.06.22 |
申请人 |
SANDERS ASSOCIATES, INC. |
发明人 |
KUPPENHEIMER, JR., JOHN D. |
分类号 |
G01M11/00;(IPC1-7):G01B9/00 |
主分类号 |
G01M11/00 |
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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