BE480179A - - Google Patents
Info
- Publication number
- BE480179A BE480179A BE480179DA BE480179A BE 480179 A BE480179 A BE 480179A BE 480179D A BE480179D A BE 480179DA BE 480179 A BE480179 A BE 480179A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/067—Replacing parts of guns; Mutual adjustment of electrodes
-
- 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
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/065—Construction of guns or parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/10—Lenses
- H01J37/12—Lenses electrostatic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/20—Means for supporting or positioning the object or the material; Means for adjusting diaphragms or lenses associated with the support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/24—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Sources, Ion Sources (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US467530A US2424788A (en) | 1942-12-01 | 1942-12-01 | Electron microscope |
US507557A US2400331A (en) | 1942-12-01 | 1943-10-25 | Electron lens system |
US519772A US2424789A (en) | 1942-12-01 | 1944-01-26 | Electron microscope |
US519774A US2424791A (en) | 1942-12-01 | 1944-01-26 | Electron microscope apparatus |
US519773A US2424790A (en) | 1942-12-01 | 1944-01-26 | Electron microscope |
US537273A US2420514A (en) | 1944-05-25 | 1944-05-25 | Electron lens structure |
Publications (1)
Publication Number | Publication Date |
---|---|
BE480179A true BE480179A (xx) |
Family
ID=32180838
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE576003D BE576003A (xx) | 1942-12-01 | ||
BE474126D BE474126A (xx) | 1942-12-01 | ||
BE480179D BE480179A (xx) | 1942-12-01 | ||
BE483238D BE483238A (xx) | 1942-12-01 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE576003D BE576003A (xx) | 1942-12-01 | ||
BE474126D BE474126A (xx) | 1942-12-01 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE483238D BE483238A (xx) | 1942-12-01 |
Country Status (4)
Country | Link |
---|---|
US (5) | US2424788A (xx) |
BE (4) | BE483238A (xx) |
FR (3) | FR938893A (xx) |
GB (3) | GB576003A (xx) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2734141A (en) * | 1956-02-07 | hughes | ||
FR1001312A (fr) * | 1946-04-15 | 1952-02-22 | Csf | Dispositif de réglage et de centrage sous vide d'un filament pour cathode de wehnelt |
CH265966A (fr) * | 1946-10-04 | 1949-12-31 | Csf | Tube à décharge électronique à disques scellés comprenant une cathode émissive de position axiale réglable. |
FR937296A (fr) * | 1947-06-21 | 1948-08-12 | Csf | Perfectionnements aux dispositifs de mise au point, pour microscope électronique |
US2628996A (en) * | 1949-01-21 | 1953-02-17 | Western Electric Co | Extensible folded terminal for electrical coils |
US2817035A (en) * | 1954-04-26 | 1957-12-17 | Hughes Aircraft Co | Brillouin flow electron gun |
US2877286A (en) * | 1955-06-13 | 1959-03-10 | Cs 13 Corp | Radiant energy shielding device |
NL95319C (xx) * | 1957-09-27 | |||
US3292041A (en) * | 1962-07-02 | 1966-12-13 | Hitachi Ltd | Multistage type high voltage electron gun with controllable electrode spacing |
US3182175A (en) * | 1962-09-24 | 1965-05-04 | Nat Res Corp | Electron beam heating device |
US3614422A (en) * | 1969-08-01 | 1971-10-19 | Hitachi Ltd | Surge reduction resistors between a high-voltage source and an electron microscope electron gun |
US3982058A (en) * | 1975-05-13 | 1976-09-21 | The United States Of America As Represented By The Secretary Of The Navy | Magnetic and electric field shielding of computer components from lightning |
US3961220A (en) * | 1975-05-16 | 1976-06-01 | Gte Sylvania Incorporated | Snubber means for positioning a gun structure in an electron discharge device |
FR2417179A1 (fr) * | 1978-02-08 | 1979-09-07 | Hitachi Ltd | Canon electronique a emission de champ |
US4196371A (en) * | 1978-04-05 | 1980-04-01 | Tektronix, Inc. | Shock-absorbing means for mesh-carrying member of a cathode ray tube |
US4359664A (en) * | 1980-07-02 | 1982-11-16 | North American Philips Consumer Electronics Corp. | Method of mounting a cathode and eyelet for use therewith |
US4446374A (en) * | 1982-01-04 | 1984-05-01 | Ivanov Andrei S | Electron beam accelerator |
US5376792A (en) * | 1993-04-26 | 1994-12-27 | Rj Lee Group, Inc. | Scanning electron microscope |
US20070145267A1 (en) * | 2005-12-12 | 2007-06-28 | Adler David L | Portable scanning electron microscope |
WO2007070475A2 (en) * | 2005-12-12 | 2007-06-21 | Kla-Tencor Technologies Corporation | Scanning electron microscope with crt-type electron optics |
US20070145266A1 (en) * | 2005-12-12 | 2007-06-28 | Avi Cohen | Electron microscope apparatus using CRT-type optics |
EP2545579B1 (en) * | 2010-03-08 | 2017-02-22 | Microscopy Innovations, LLC | Device for holding electron microscope grids and other materials |
JP6573835B2 (ja) * | 2016-01-12 | 2019-09-11 | 株式会社荏原製作所 | 検査装置及び高圧基準管の製造方法 |
Family Cites Families (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2132076A (en) * | 1938-10-04 | Fluos | ||
US1419241A (en) * | 1922-06-13 | X-ray cabinet | ||
US1836829A (en) * | 1928-04-17 | 1931-12-15 | Bell Telephone Labor Inc | Electric discharge device |
US2036532A (en) * | 1928-12-12 | 1936-04-07 | Knoll | Cathode-ray-oscillograph |
US2227189A (en) * | 1928-12-12 | 1940-12-31 | Rca Corp | Cathode-ray oscillograph |
DE906737C (de) * | 1931-05-31 | 1954-03-18 | Siemens Ag | Anordnung zum vergroesserten Abbilden von Gegenstaenden mittels Elektronenstrahlen |
US2062243A (en) * | 1931-12-24 | 1936-11-24 | New York Central Railroad Co | Auto boxcar |
US2075141A (en) * | 1932-03-24 | 1937-03-30 | Schlesinger Kurt | Cathode ray tube system |
US2227033A (en) * | 1932-04-04 | 1940-12-31 | Loewe Radio Inc | Electron optical system |
US2147372A (en) * | 1935-03-14 | 1939-02-14 | Telefunken Gmbh | Cathode ray tube |
BE426509A (xx) * | 1937-02-22 | |||
GB493790A (en) * | 1937-04-30 | 1938-10-14 | British Thomson Houston Co Ltd | Improvements in or relating to cathode ray devices |
NL53220C (xx) * | 1937-07-07 | |||
NL54222C (xx) * | 1937-08-24 | |||
US2227034A (en) * | 1937-08-30 | 1940-12-31 | Loewe Radio Inc | Cathode ray tube |
US2200694A (en) * | 1937-09-21 | 1940-05-14 | Pintsch Julius Kg | Annular fusion joint |
US2234281A (en) * | 1938-02-10 | 1941-03-11 | Fides Gmbh | Shielded electron microscope |
US2218639A (en) * | 1938-07-09 | 1940-10-22 | Dill Mfg Co | Air bag stem |
US2208406A (en) * | 1938-08-17 | 1940-07-16 | Westinghouse Electric & Mfg Co | Cathode ray tube |
US2266717A (en) * | 1938-09-16 | 1941-12-16 | Fides Gmbh | Electron microscope |
NL56051C (xx) * | 1938-10-19 | |||
US2305459A (en) * | 1938-11-11 | 1942-12-15 | Schuchmann Hans | Electronic microscope |
FR849648A (fr) * | 1938-11-19 | 1939-11-28 | Licentia Gmbh | Microscope électronique fonctionnant d'après le principe de l'ultramicroscope optique |
FR849698A (fr) * | 1938-11-19 | 1939-11-29 | Licentia Gmbh | Microscope électronique actionné par une machine d'influence |
US2344238A (en) * | 1939-01-19 | 1944-03-14 | Rca Corp | Compressed fluid condenser |
BE436784A (xx) * | 1939-01-26 | |||
US2200095A (en) * | 1939-02-28 | 1940-05-07 | Rca Corp | Photographic device for vacuum apparatus |
BE438468A (xx) * | 1939-05-08 | |||
US2356633A (en) * | 1939-10-19 | 1944-08-22 | Ardenne Manfred Von | Electronic microscope |
US2244358A (en) * | 1939-12-30 | 1941-06-03 | Rca Corp | Thermionic cathode assembly |
US2301303A (en) * | 1940-02-17 | 1942-11-10 | Rca Corp | Shielded electronic microscope |
US2275234A (en) * | 1940-04-25 | 1942-03-03 | Rca Corp | Electron diffraction camera |
BE440927A (xx) * | 1940-05-08 | |||
US2361722A (en) * | 1940-05-09 | 1944-10-31 | Ardenne Manfred Von | Electronic microscope |
US2284710A (en) * | 1940-06-01 | 1942-06-02 | Rca Corp | Vacuum plumbing |
US2301490A (en) * | 1940-06-25 | 1942-11-10 | Bell Telephone Labor Inc | Electronic discharge device |
US2272843A (en) * | 1940-07-31 | 1942-02-10 | Rca Corp | Electron microscope specimen chamber |
US2267082A (en) * | 1941-01-18 | 1941-12-23 | Westinghouse Electric & Mfg Co | Grid lead assembly |
US2303166A (en) * | 1941-01-21 | 1942-11-24 | Bell Telephone Labor Inc | Electron discharge device |
US2319061A (en) * | 1941-01-31 | 1943-05-11 | Rca Corp | Demountable electron gun |
US2362034A (en) * | 1941-06-25 | 1944-11-07 | William F Stahl | Shield for electrical currents |
US2277414A (en) * | 1941-07-02 | 1942-03-24 | Gen Electric | Electron lens |
BE477138A (xx) * | 1941-08-18 | |||
BE475636A (xx) * | 1941-09-19 | |||
US2330888A (en) * | 1942-05-29 | 1943-10-05 | Rca Corp | Scanning microscope |
US2347348A (en) * | 1942-06-30 | 1944-04-25 | Rca Corp | Electron microscope object chamber |
US2380209A (en) * | 1942-12-11 | 1945-07-10 | Gen Electric | Positioning means |
US2360872A (en) * | 1943-09-25 | 1944-10-24 | Rca Corp | Electron optical instrument |
-
0
- BE BE576003D patent/BE576003A/xx unknown
- FR FR964837D patent/FR964837A/fr not_active Expired
- BE BE474126D patent/BE474126A/xx unknown
- BE BE480179D patent/BE480179A/xx unknown
- BE BE483238D patent/BE483238A/xx unknown
-
1942
- 1942-12-01 US US467530A patent/US2424788A/en not_active Expired - Lifetime
-
1943
- 1943-10-25 US US507557A patent/US2400331A/en not_active Expired - Lifetime
- 1943-11-30 GB GB19991/43A patent/GB576003A/en not_active Expired
-
1944
- 1944-01-26 US US519774A patent/US2424791A/en not_active Expired - Lifetime
- 1944-01-26 US US519772A patent/US2424789A/en not_active Expired - Lifetime
- 1944-01-26 US US519773A patent/US2424790A/en not_active Expired - Lifetime
- 1944-10-25 GB GB20729/44A patent/GB647703A/en not_active Expired
-
1945
- 1945-05-23 GB GB12895/45A patent/GB669381A/en not_active Expired
-
1946
- 1946-12-18 FR FR938893D patent/FR938893A/fr not_active Expired
-
1948
- 1948-02-18 FR FR58024D patent/FR58024E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR938893A (fr) | 1948-10-27 |
BE576003A (xx) | |
FR58024E (xx) | 1953-09-21 |
US2424788A (en) | 1947-07-29 |
US2424790A (en) | 1947-07-29 |
GB647703A (en) | 1950-12-20 |
BE483238A (xx) | |
US2424791A (en) | 1947-07-29 |
US2400331A (en) | 1946-05-14 |
GB669381A (en) | 1952-04-02 |
GB576003A (en) | 1946-03-14 |
FR964837A (xx) | 1950-08-25 |
BE474126A (xx) | |
US2424789A (en) | 1947-07-29 |