FR926604A - Improvements to independent electrostatic lenses - Google Patents
Improvements to independent electrostatic lensesInfo
- Publication number
- FR926604A FR926604A FR926604DA FR926604A FR 926604 A FR926604 A FR 926604A FR 926604D A FR926604D A FR 926604DA FR 926604 A FR926604 A FR 926604A
- Authority
- FR
- France
- Prior art keywords
- electrostatic lenses
- independent electrostatic
- independent
- lenses
- electrostatic
- 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
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, ion-optical arrangement
- H01J37/10—Lenses
- H01J37/12—Lenses electrostatic
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Tubes For Measurement (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR926604T | 1946-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR926604A true FR926604A (en) | 1947-10-07 |
Family
ID=9440665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR926604D Expired FR926604A (en) | 1946-03-12 | 1946-03-12 | Improvements to independent electrostatic lenses |
Country Status (3)
Country | Link |
---|---|
US (1) | US2507331A (en) |
CH (1) | CH269633A (en) |
FR (1) | FR926604A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1000541B (en) * | 1953-09-19 | 1957-01-10 | Zeiss Jena Veb Carl | Electrostatically acting electron optical imaging lens |
US2804568A (en) * | 1955-08-15 | 1957-08-27 | Burroughs Corp | Protective device for vacuum tubes |
EP1530229B1 (en) * | 2003-11-04 | 2012-04-04 | ICT Integrated Circuit Testing Gesellschaft für Halbleiterprüftechnik mbH | Beam optical component for charged particle beams |
JP5738874B2 (en) | 2009-10-12 | 2015-06-24 | パーキンエルマー・ヘルス・サイエンシーズ・インコーポレイテッドPerkinelmer Health Sciences, Inc. | Assembly for ion source and electron source |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE440927A (en) * | 1940-05-08 | |||
US2301490A (en) * | 1940-06-25 | 1942-11-10 | Bell Telephone Labor Inc | Electronic discharge device |
US2421234A (en) * | 1944-08-31 | 1947-05-27 | Gen Electric | Electron lens assembly |
US2400332A (en) * | 1944-09-27 | 1946-05-14 | Gen Electric | Self-adjusting electrode support |
-
1946
- 1946-03-12 FR FR926604D patent/FR926604A/en not_active Expired
-
1947
- 1947-03-04 CH CH269633D patent/CH269633A/en unknown
- 1947-05-02 US US745596A patent/US2507331A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CH269633A (en) | 1950-07-15 |
US2507331A (en) | 1950-05-09 |
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