| 发明名称 |
Linewidth measuring with linearity calibration of the T.V. camera tube |
| 摘要 |
In making precision measurements with a television camera tube, the inherent scan non-linearity and magnification variations are readily calibrated by painting a grid of known dimensions on the tube face.
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| 申请公布号 |
US4521686(A) |
申请公布日期 |
1985.06.04 |
| 申请号 |
US19830497515 |
申请日期 |
1983.05.24 |
| 申请人 |
NANOMETRICS INCORPORATED |
发明人 |
COATES, VINCENT J.;GRUND, J. EVAN;WESTRATE, STEPHEN B. |
| 分类号 |
G01B11/02;(IPC1-7):H01J3/14 |
主分类号 |
G01B11/02 |
| 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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