CH314131A - Elektronenstrahlerzeugungs- und -bündelungsanordnung - Google Patents

Elektronenstrahlerzeugungs- und -bündelungsanordnung

Info

Publication number
CH314131A
CH314131A CH314131DA CH314131A CH 314131 A CH314131 A CH 314131A CH 314131D A CH314131D A CH 314131DA CH 314131 A CH314131 A CH 314131A
Authority
CH
Switzerland
Prior art keywords
electron beam
beam generating
focusing arrangement
focusing
arrangement
Prior art date
Application number
Other languages
English (en)
Inventor
Nat Veith Werner Dr Rer
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH314131A publication Critical patent/CH314131A/de

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/18—Tubes with a single discharge path having magnetic control means; having both magnetic and electrostatic control means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/083—Electrostatic focusing arrangements
    • 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
    • H01J29/64—Magnetic lenses
    • H01J29/66—Magnetic lenses using electromagnetic means only
    • 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
    • H01J3/02—Electron guns
    • H01J3/029—Schematic arrangements for beam forming

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
CH314131D 1952-04-15 1953-03-31 Elektronenstrahlerzeugungs- und -bündelungsanordnung CH314131A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE314131X 1952-04-15

Publications (1)

Publication Number Publication Date
CH314131A true CH314131A (de) 1956-05-31

Family

ID=6144337

Family Applications (1)

Application Number Title Priority Date Filing Date
CH314131D CH314131A (de) 1952-04-15 1953-03-31 Elektronenstrahlerzeugungs- und -bündelungsanordnung

Country Status (3)

Country Link
CH (1) CH314131A (de)
FR (1) FR1075900A (de)
NL (1) NL177539B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1093920B (de) * 1957-02-15 1960-12-01 Standard Elektrik Lorenz Ag Hochverdichtendes Elektronenstrahlerzeugungssystem mit kombinierter elektrostatischer und magnetischer Fokussierung, insbesondere fuer Laufzeitroehren

Also Published As

Publication number Publication date
FR1075900A (fr) 1954-10-20
NL177539B (nl)

Similar Documents

Publication Publication Date Title
CH351679A (de) Elektronenstrahl-Fokussiereinrichtung
CH325278A (de) Elektronenmikroskop
FR1099234A (fr) Concentration d'un faisceau d'électrons
AT257183B (de) Elektronenstrahl-Generator
FR1072940A (fr) émetteur d'électrons secondaires
CH325279A (de) Elektronenmikroskop
CH363727A (de) Elektronenstrahl-Generator
CH336507A (fr) Tube électronique double
CH310959A (de) Magnetische Elektronenlinse.
CH313673A (de) Vorrichtung mit ablenkgesteuertem Elektronenstrahl
AT184490B (de) Schallerzeuger
CH316013A (de) Magnetische Elektronenlinse
CH314131A (de) Elektronenstrahlerzeugungs- und -bündelungsanordnung
CH339297A (de) Stigmator
CH340912A (fr) Tube électronique
CH328884A (de) Korpuskularstrahlmikroskop
CH315730A (de) Elektronenmikroskop
FR1094820A (fr) Bistouri
CH318309A (fr) Cathode
CH340915A (fr) Tube électronique
CH349306A (de) Hochfrequenz-Generator
FR1078578A (fr) Chalumeau
AT185472B (de) Kathode
AT178387B (de) Magnetische Elektronenlinse
FR1060057A (fr) Tube électronique