DE879876C - Vorrichtung mit elektronenoptischer Abbildung einer photoelektrischen Kathode - Google Patents
Vorrichtung mit elektronenoptischer Abbildung einer photoelektrischen KathodeInfo
- Publication number
- DE879876C DE879876C DEN4633A DEN0004633A DE879876C DE 879876 C DE879876 C DE 879876C DE N4633 A DEN4633 A DE N4633A DE N0004633 A DEN0004633 A DE N0004633A DE 879876 C DE879876 C DE 879876C
- Authority
- DE
- Germany
- Prior art keywords
- electron
- image
- coil
- photocathode
- coils
- 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
- 238000012634 optical imaging Methods 0.000 title description 2
- 230000005291 magnetic effect Effects 0.000 claims description 18
- 230000005284 excitation Effects 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 description 9
- 230000033228 biological regulation Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008685 targeting Effects 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- Electron Sources, Ion Sources (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL295233X | 1950-11-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE879876C true DE879876C (de) | 1953-06-15 |
Family
ID=19782943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEN4633A Expired DE879876C (de) | 1950-11-06 | 1951-11-03 | Vorrichtung mit elektronenoptischer Abbildung einer photoelektrischen Kathode |
Country Status (7)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB790416A (en) * | 1953-06-05 | 1958-02-12 | Emi Ltd | Improvements in or relating to electron discharge devices incorporating electron multipliers |
| GB822166A (en) * | 1954-09-20 | 1959-10-21 | Julius Cato Vredenburg Inglesb | Cathode ray image producing system and apparatus |
| NL279475A (US07902200-20110308-C00004.png) * | 1961-06-09 | |||
| US3193721A (en) * | 1961-08-15 | 1965-07-06 | Tokyo Shibaura Electric Co | Image magnification varying means for photoelectronic image devices |
| US3383514A (en) * | 1965-01-26 | 1968-05-14 | Rauland Corp | Multi-stage image converter with both magnifying and minifying stages |
| NL6903860A (US07902200-20110308-C00004.png) * | 1969-03-13 | 1970-09-15 | ||
| US4070574A (en) * | 1976-04-28 | 1978-01-24 | Nasa | Magnifying image intensifier |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2102421A (en) * | 1934-07-12 | 1937-12-14 | Gen Electric | Cathode ray oscillograph |
| GB497645A (en) * | 1937-05-20 | 1938-12-20 | Hans Gerhard Lubszynski | Improvements in or relating to electron lenses |
| US2314409A (en) * | 1940-09-28 | 1943-03-23 | Bell Telephone Labor Inc | Magnetic coil structure |
| US2376707A (en) * | 1941-04-05 | 1945-05-22 | Robert E Mccoy | Space discharge device |
| US2533073A (en) * | 1945-11-28 | 1950-12-05 | Rca Corp | Cathode beam tube |
| NL80751C (US07902200-20110308-C00004.png) * | 1947-02-19 | |||
| US2581487A (en) * | 1950-03-01 | 1952-01-08 | Rca Corp | Color television reproduction tube |
-
0
- NL NL89166D patent/NL89166C/xx active
- BE BE506901D patent/BE506901A/xx unknown
-
1951
- 1951-10-19 US US252071A patent/US2727182A/en not_active Expired - Lifetime
- 1951-11-02 GB GB25676/51A patent/GB741354A/en not_active Expired
- 1951-11-03 DE DEN4633A patent/DE879876C/de not_active Expired
- 1951-11-05 CH CH295233D patent/CH295233A/de unknown
- 1951-11-05 FR FR1056055D patent/FR1056055A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH295233A (de) | 1953-12-15 |
| BE506901A (US07902200-20110308-C00004.png) | |
| NL89166C (US07902200-20110308-C00004.png) | |
| FR1056055A (fr) | 1954-02-24 |
| GB741354A (en) | 1955-11-30 |
| US2727182A (en) | 1955-12-13 |
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