FR926604A - Improvements to independent electrostatic lenses - Google Patents

Improvements to independent electrostatic lenses

Info

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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR926604A publication Critical patent/FR926604A/en
Expired legal-status Critical Current

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)
FR926604D 1946-03-12 1946-03-12 Improvements to independent electrostatic lenses Expired FR926604A (en)

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)

* Cited by examiner, † Cited by third party
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
US8916821B2 (en) * 2009-10-12 2014-12-23 Perkinelmer Health Sciences, Inc. Assemblies for ion and electron sources and methods of use

Family Cites Families (4)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
US2507331A (en) 1950-05-09
CH269633A (en) 1950-07-15

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