JPH0440763U - - Google Patents
Info
- Publication number
- JPH0440763U JPH0440763U JP8277090U JP8277090U JPH0440763U JP H0440763 U JPH0440763 U JP H0440763U JP 8277090 U JP8277090 U JP 8277090U JP 8277090 U JP8277090 U JP 8277090U JP H0440763 U JPH0440763 U JP H0440763U
- Authority
- JP
- Japan
- Prior art keywords
- bowl
- shaped
- wehnelt
- filament
- convex side
- 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.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims description 3
- 230000005684 electric field Effects 0.000 claims 2
- 239000002784 hot electron Substances 0.000 claims 1
- 238000007733 ion plating Methods 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Physical Vapour Deposition (AREA)
- Electron Sources, Ion Sources (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8277090U JPH0440763U (OSRAM) | 1990-08-06 | 1990-08-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8277090U JPH0440763U (OSRAM) | 1990-08-06 | 1990-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0440763U true JPH0440763U (OSRAM) | 1992-04-07 |
Family
ID=31629874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8277090U Pending JPH0440763U (OSRAM) | 1990-08-06 | 1990-08-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0440763U (OSRAM) |
-
1990
- 1990-08-06 JP JP8277090U patent/JPH0440763U/ja active Pending
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