CA940996A - Electron gun having a segmented anode electrode - Google Patents

Electron gun having a segmented anode electrode

Info

Publication number
CA940996A
CA940996A CA119,393A CA119393A CA940996A CA 940996 A CA940996 A CA 940996A CA 119393 A CA119393 A CA 119393A CA 940996 A CA940996 A CA 940996A
Authority
CA
Canada
Prior art keywords
anode electrode
electron gun
segmented anode
segmented
gun
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
CA119,393A
Other versions
CA119393S (en
Inventor
William E. Glenn (Jr.)
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.)
CBS Broadcasting Inc
Original Assignee
Columbia Broadcasting System Inc
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 Columbia Broadcasting System Inc filed Critical Columbia Broadcasting System Inc
Application granted granted Critical
Publication of CA940996A publication Critical patent/CA940996A/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
    • H01J37/06—Electron sources; Electron guns
    • H01J37/063—Geometrical arrangement of electrodes for beam-forming
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/10—Arrangements for centring ray or beam
    • 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
    • H01J37/06—Electron sources; Electron guns
    • H01J37/065—Construction of guns or parts thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electron Sources, Ion Sources (AREA)
CA119,393A 1970-08-12 1971-07-29 Electron gun having a segmented anode electrode Expired CA940996A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6322670A 1970-08-12 1970-08-12

Publications (1)

Publication Number Publication Date
CA940996A true CA940996A (en) 1974-01-29

Family

ID=22047803

Family Applications (1)

Application Number Title Priority Date Filing Date
CA119,393A Expired CA940996A (en) 1970-08-12 1971-07-29 Electron gun having a segmented anode electrode

Country Status (8)

Country Link
US (1) US3694687A (en)
JP (1) JPS534388B1 (en)
CA (1) CA940996A (en)
DE (1) DE2140523A1 (en)
FR (1) FR2104183A5 (en)
GB (1) GB1330366A (en)
NL (1) NL7110514A (en)
SE (1) SE374619B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010815C2 (en) * 1980-03-20 1982-08-19 Siemens AG, 1000 Berlin und 8000 München High current electron source
CA1183570A (en) * 1982-12-23 1985-03-05 Her Majesty In Right Of Canada As Represented By The Atomic Energy Of Ca Nada Limited Off-axis electron gun
US6288401B1 (en) * 1999-07-30 2001-09-11 Etec Systems, Inc. Electrostatic alignment of a charged particle beam
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
US3267322A (en) * 1961-02-23 1966-08-16 Varian Associates Frequency stable temperature compensated electron tube
US3278781A (en) * 1963-08-21 1966-10-11 Fairchild Camera Instr Co Storage tube flood gun with segmented anode
US3358174A (en) * 1964-12-18 1967-12-12 Gen Electric Electron gun having a segmented control electrode
NL160428C (en) * 1968-02-13 1979-10-15 Philips Nv IMAGE RECORDING DEVICE WITH IMAGE RECORDING TUBE AND IMAGE RECORDING TUBE FOR SUCH DEVICE.

Also Published As

Publication number Publication date
NL7110514A (en) 1972-02-15
US3694687A (en) 1972-09-26
FR2104183A5 (en) 1972-04-14
JPS534388B1 (en) 1978-02-16
GB1330366A (en) 1973-09-19
SE374619B (en) 1975-03-10
DE2140523A1 (en) 1972-02-17

Similar Documents

Publication Publication Date Title
AU499756B2 (en) Electron gun
IL41525A0 (en) Electron-emission cathode assembly
CA997819A (en) Cathode ray tube having a conductive metallic coating therein
CA940999A (en) Discharge lamp thermionic cathode containing emission material
CA992670A (en) Electron beam apparatus comprising a point cathode
CA940996A (en) Electron gun having a segmented anode electrode
CA941876A (en) Discharge lamps having improved thermionic cathodes
CA947811A (en) Emissive electrode
CA973920A (en) Electron guns for use in cathode ray tubes
AU470515B2 (en) Improved field emission electron gun
CA929202A (en) Area electron flood gun
CA942371A (en) Secondary electron emissive electrode
CA977077A (en) Gridded electron gun employing a concave cathode emitter
CA914748A (en) Direct-heated cathode electrodes for electron guns
CA938339A (en) Cathode ray tube with a stud-supported electrode
CA855318A (en) Electron gun assembly
CA913688A (en) Electron gun
CA907676A (en) Electron gun
CA910952A (en) High resolution electron gun
CA935499A (en) Field emission electron gun
CA855194A (en) Graphite anode
AU445606B2 (en) High resolution electron gun
CA910948A (en) Cathode ray tube gun having nested electrode assembly
CA843558A (en) Plasma cathode
CA832101A (en) Getter ion pump with secondary emission electrode