NL6810820A - - Google Patents
Info
- Publication number
- NL6810820A NL6810820A NL6810820A NL6810820A NL6810820A NL 6810820 A NL6810820 A NL 6810820A NL 6810820 A NL6810820 A NL 6810820A NL 6810820 A NL6810820 A NL 6810820A NL 6810820 A NL6810820 A NL 6810820A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/64—Magnetic lenses
- H01J29/66—Magnetic lenses using electromagnetic means only
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/08—Deviation, concentration or focusing of the beam by electric or magnetic means
- G21K1/093—Deviation, concentration or focusing of the beam by electric or magnetic means by magnetic means
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Electromagnetism (AREA)
- Electron Beam Exposure (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH963668A CH485317A (de) | 1968-06-27 | 1968-06-27 | Elektromagnetische Linse für Strahlen schneller Elektronen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6810820A true NL6810820A (xx) | 1969-12-30 |
Family
ID=4354056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6810820A NL6810820A (xx) | 1968-06-27 | 1968-07-31 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3689796A (xx) |
| CH (1) | CH485317A (xx) |
| DE (1) | DE1918822A1 (xx) |
| FR (1) | FR2014285A1 (xx) |
| GB (1) | GB1268714A (xx) |
| NL (1) | NL6810820A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111261314B (zh) * | 2020-01-17 | 2020-10-09 | 桂林狮达技术股份有限公司 | 带电粒子束加工设备聚焦系统校准标定方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2005330A (en) * | 1930-08-19 | 1935-06-18 | Thomas W Sukumlyn | Electron emission device |
| DE973258C (de) * | 1938-03-08 | 1959-12-31 | Siemens Ag | Magnetische Polschuhlinse kleiner Brennweite fuer elektronenoptische Vergroesserungen in Elektronenmikroskopen |
| DE734995C (de) * | 1940-08-08 | 1943-05-04 | Aeg | Laufzeitroehre mit Hohlraumresonatoren |
| US2295403A (en) * | 1940-11-15 | 1942-09-08 | Rca Corp | Apertured electron lens and method of alignment |
-
1968
- 1968-06-27 CH CH963668A patent/CH485317A/de not_active IP Right Cessation
- 1968-07-31 NL NL6810820A patent/NL6810820A/xx unknown
-
1969
- 1969-04-14 DE DE19691918822 patent/DE1918822A1/de active Pending
- 1969-06-24 US US836040A patent/US3689796A/en not_active Expired - Lifetime
- 1969-06-25 FR FR6921253A patent/FR2014285A1/fr not_active Withdrawn
- 1969-06-25 GB GB32112/69A patent/GB1268714A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3689796A (en) | 1972-09-05 |
| GB1268714A (en) | 1972-03-29 |
| CH485317A (de) | 1970-01-31 |
| FR2014285A1 (xx) | 1970-04-17 |
| DE1918822A1 (de) | 1970-03-05 |