| 发明名称 |
Methods, apparatus, and software for adjusting the focal spot of an electron beam |
| 摘要 |
A method of adjusting a beam spot width includes scanning a phantom with an electron beam having a beam spot width to obtain data; and adjusting the beam spot width using the obtained data.
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| 申请公布号 |
US2005253065(A1) |
申请公布日期 |
2005.11.17 |
| 申请号 |
US20040847513 |
申请日期 |
2004.05.17 |
| 申请人 |
SENGUPTA SOUMA;CHELL ERIK WILLIAM;JHA SANJAY K |
发明人 |
SENGUPTA SOUMA;CHELL ERIK WILLIAM;JHA SANJAY K. |
| 分类号 |
A61B6/00;A61B6/03;G01N23/225;H01J35/30;H01J37/28;(IPC1-7):G01N23/225 |
主分类号 |
A61B6/00 |
| 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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