BE440582A - - Google Patents
Info
- Publication number
- BE440582A BE440582A BE440582DA BE440582A BE 440582 A BE440582 A BE 440582A BE 440582D A BE440582D A BE 440582DA BE 440582 A BE440582 A BE 440582A
- Authority
- BE
- Belgium
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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/06—Screens for shielding; Masks interposed in the electron stream
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- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF87968D DE738158C (de) | 1940-02-17 | 1940-02-17 | Spulensystem zur elektronenoptischen Abbildung einer grossflaechigen Photokathode bzw zur elektromagnetischen Konzentration des von ihr ausgehenden, nicht zu einem Strahl gebuendelten Elektronenstromes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE440582A true BE440582A (en(2012)) |
Family
ID=7114999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE440582D BE440582A (en(2012)) | 1940-02-17 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE440582A (en(2012)) |
| DE (1) | DE738158C (en(2012)) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE506783A (en(2012)) * | 1950-11-01 | |||
| DE1202317B (de) * | 1961-06-08 | 1965-10-07 | Fernseh Gmbh | Fokussiersystem fuer Fernsehaufnahmeroehren |
-
0
- BE BE440582D patent/BE440582A/xx unknown
-
1940
- 1940-02-17 DE DEF87968D patent/DE738158C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE738158C (de) | 1943-08-04 |