JPS6313646Y2 - - Google Patents
Info
- Publication number
- JPS6313646Y2 JPS6313646Y2 JP10913981U JP10913981U JPS6313646Y2 JP S6313646 Y2 JPS6313646 Y2 JP S6313646Y2 JP 10913981 U JP10913981 U JP 10913981U JP 10913981 U JP10913981 U JP 10913981U JP S6313646 Y2 JPS6313646 Y2 JP S6313646Y2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- lower magnetic
- inner cylinder
- outer cylinder
- pole piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000010894 electron beam technology Methods 0.000 claims description 15
- 230000004075 alteration Effects 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000000851 scanning transmission electron micrograph Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10913981U JPS5815969U (ja) | 1981-07-24 | 1981-07-24 | 電子線装置の対物レンズ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10913981U JPS5815969U (ja) | 1981-07-24 | 1981-07-24 | 電子線装置の対物レンズ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5815969U JPS5815969U (ja) | 1983-01-31 |
| JPS6313646Y2 true JPS6313646Y2 (en]) | 1988-04-18 |
Family
ID=29903518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10913981U Granted JPS5815969U (ja) | 1981-07-24 | 1981-07-24 | 電子線装置の対物レンズ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5815969U (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61131351A (ja) * | 1984-11-30 | 1986-06-19 | Internatl Precision Inc | 電子線装置の対物レンズ |
| JP3001609U (ja) * | 1994-03-02 | 1994-09-06 | マルホ産業株式会社 | 電柱標識灯 |
-
1981
- 1981-07-24 JP JP10913981U patent/JPS5815969U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5815969U (ja) | 1983-01-31 |
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