JPS6448355A - Electron gun - Google Patents
Electron gunInfo
- Publication number
- JPS6448355A JPS6448355A JP20311387A JP20311387A JPS6448355A JP S6448355 A JPS6448355 A JP S6448355A JP 20311387 A JP20311387 A JP 20311387A JP 20311387 A JP20311387 A JP 20311387A JP S6448355 A JPS6448355 A JP S6448355A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- quadrupole
- focusing
- resolution
- electron beam
- 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
- 238000010894 electron beam technology Methods 0.000 abstract 4
- 230000002542 deteriorative effect Effects 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20311387A JPS6448355A (en) | 1987-08-17 | 1987-08-17 | Electron gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20311387A JPS6448355A (en) | 1987-08-17 | 1987-08-17 | Electron gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6448355A true JPS6448355A (en) | 1989-02-22 |
Family
ID=16468615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20311387A Pending JPS6448355A (en) | 1987-08-17 | 1987-08-17 | Electron gun |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6448355A (ja) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2683942A1 (fr) * | 1991-11-14 | 1993-05-21 | Sony Corp | Tube a rayons cathodiques. |
| US6759142B2 (en) | 2001-07-31 | 2004-07-06 | Kobe Steel Ltd. | Plated copper alloy material and process for production thereof |
-
1987
- 1987-08-17 JP JP20311387A patent/JPS6448355A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2683942A1 (fr) * | 1991-11-14 | 1993-05-21 | Sony Corp | Tube a rayons cathodiques. |
| US6759142B2 (en) | 2001-07-31 | 2004-07-06 | Kobe Steel Ltd. | Plated copper alloy material and process for production thereof |
| US6939621B2 (en) | 2001-07-31 | 2005-09-06 | Kobe Steel, Ltd. | Plated copper alloy material and process for production thereof |
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