CH245208A - Electron optical device. - Google Patents

Electron optical device.

Info

Publication number
CH245208A
CH245208A CH245208DA CH245208A CH 245208 A CH245208 A CH 245208A CH 245208D A CH245208D A CH 245208DA CH 245208 A CH245208 A CH 245208A
Authority
CH
Switzerland
Prior art keywords
optical device
electron optical
electron
optical
Prior art date
Application number
Other languages
German (de)
Inventor
Fides Gesellschaft Beschraenk
Original Assignee
Fides Gmbh
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 Fides Gmbh filed Critical Fides Gmbh
Publication of CH245208A publication Critical patent/CH245208A/en

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
    • H01J29/62—Electrostatic lenses
    • H01J29/626—Electrostatic lenses producing fields exhibiting periodic axial symmetry, e.g. multipolar fields
CH245208D 1942-04-16 1943-04-09 Electron optical device. CH245208A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE236860X 1942-04-16

Publications (1)

Publication Number Publication Date
CH245208A true CH245208A (en) 1946-10-31

Family

ID=5902778

Family Applications (2)

Application Number Title Priority Date Filing Date
CH245208D CH245208A (en) 1942-04-16 1943-04-09 Electron optical device.
CH236860D CH236860A (en) 1942-04-16 1943-04-09 Electric toric lens for electron optical devices.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH236860D CH236860A (en) 1942-04-16 1943-04-09 Electric toric lens for electron optical devices.

Country Status (2)

Country Link
CH (2) CH245208A (en)
FR (1) FR897226A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE563662A (en) * 1957-01-03
EP0241218B1 (en) * 1986-04-03 1991-12-18 Mitsubishi Denki Kabushiki Kaisha Cathode ray tube apparatus

Also Published As

Publication number Publication date
FR897226A (en) 1945-03-15
CH236860A (en) 1945-03-15

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