发明名称 |
PHASE PLATE FOR ELECTRON MICROSCOPE |
摘要 |
A phase plate (19) for an electron microscope is disclosed. The phase plate (19) comprises a ring (13) of ferromagnetic material structured so as to retain a magnetic field aligned in the circumferential direction of the ring. The phase plate is disposed in- a path of electrons having passed, in use, an objective lens of the electron microscope. |
申请公布号 |
WO2009122145(A3) |
申请公布日期 |
2009.11.26 |
申请号 |
WO2009GB00810 |
申请日期 |
2009.03.26 |
申请人 |
EDGCOMBE, CHRISTOPHER;BLAND, JAMES |
发明人 |
EDGCOMBE, CHRISTOPHER;BLAND, TONY |
分类号 |
H01J37/26 |
主分类号 |
H01J37/26 |
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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