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)
Country | Link |
---|---|
US (1) | US2727182A (OSRAM) |
BE (1) | BE506901A (OSRAM) |
CH (1) | CH295233A (OSRAM) |
DE (1) | DE879876C (OSRAM) |
FR (1) | FR1056055A (OSRAM) |
GB (1) | GB741354A (OSRAM) |
NL (1) | NL89166C (OSRAM) |
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 (OSRAM) * | 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 (OSRAM) * | 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 |
NL138787B (nl) * | 1947-02-19 | Union Carbide Corp | Werkwijze voor het bereiden van een strontium bevattende ferrosiliciumlegering met een laag calciumgehalte, alsmede de toepassing van deze legering als inocculeringsmiddel bij de bereiding van gietijzer en hierbij verkregen gietijzeren voorwerpen. | |
US2581487A (en) * | 1950-03-01 | 1952-01-08 | Rca Corp | Color television reproduction tube |
-
0
- BE BE506901D patent/BE506901A/xx unknown
- NL NL89166D patent/NL89166C/xx active
-
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 FR FR1056055D patent/FR1056055A/fr not_active Expired
- 1951-11-05 CH CH295233D patent/CH295233A/de unknown
Also Published As
Publication number | Publication date |
---|---|
GB741354A (en) | 1955-11-30 |
FR1056055A (fr) | 1954-02-24 |
NL89166C (OSRAM) | |
BE506901A (OSRAM) | |
US2727182A (en) | 1955-12-13 |
CH295233A (de) | 1953-12-15 |
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