BE434603A - - Google Patents
Info
- Publication number
- BE434603A BE434603A BE434603DA BE434603A BE 434603 A BE434603 A BE 434603A BE 434603D A BE434603D A BE 434603DA BE 434603 A BE434603 A BE 434603A
- 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
- H01J37/21—Means for adjusting the focus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/24—Steering controls, i.e. means for initiating a change of direction of the vehicle not vehicle-mounted
- B62D1/26—Steering controls, i.e. means for initiating a change of direction of the vehicle not vehicle-mounted mechanical, e.g. by a non-load-bearing guide
-
- 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
- H01J37/22—Optical, image processing or photographic arrangements associated with the tube
-
- 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
- H01J37/26—Electron or ion microscopes; Electron or ion diffraction tubes
- H01J37/28—Electron or ion microscopes; Electron or ion diffraction tubes with scanning beams
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/245—Detection characterised by the variable being measured
- H01J2237/24507—Intensity, dose or other characteristics of particle beams or electromagnetic radiation
- H01J2237/24514—Beam diagnostics including control of the parameter or property diagnosed
- H01J2237/24542—Beam profile
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electron Sources, Ion Sources (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE529480X | 1938-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE434603A true BE434603A (fr) | 1939-06-30 |
Family
ID=6554093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE434603D BE434603A (fr) | 1938-06-01 | 1939-05-30 |
Country Status (4)
Country | Link |
---|---|
US (1) | US2253542A (fr) |
BE (1) | BE434603A (fr) |
FR (1) | FR855430A (fr) |
GB (1) | GB529480A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2421696A (en) * | 1945-03-01 | 1947-06-03 | Rca Corp | Specimen holder assembly |
US2819403A (en) * | 1954-07-01 | 1958-01-07 | Rca Corp | Electron microscopy |
DE1120738B (de) * | 1960-02-09 | 1961-12-28 | Akad Wissenschaften Ddr | Polarisationsmikroskop |
DE2514266C2 (de) * | 1975-03-27 | 1977-04-28 | Siemens Ag | Korpuskularstrahloptisches geraet mit zwei in strahlrichtung aufeinanderfolgenden teilraeumen unterschiedlicher druecke |
-
1939
- 1939-05-30 FR FR855430D patent/FR855430A/fr not_active Expired
- 1939-05-30 BE BE434603D patent/BE434603A/xx unknown
- 1939-05-31 US US276600A patent/US2253542A/en not_active Expired - Lifetime
- 1939-06-01 GB GB16168/39A patent/GB529480A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2253542A (en) | 1941-08-26 |
GB529480A (en) | 1940-11-21 |
FR855430A (fr) | 1940-05-10 |