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GB295710A - - Google Patents

Info

Publication number
GB295710A
GB295710A GB2110128A GB2110128A GB295710A GB 295710 A GB295710 A GB 295710A GB 2110128 A GB2110128 A GB 2110128A GB 2110128 A GB2110128 A GB 2110128A GB 295710 A GB295710 A GB 295710A
Authority
GB
United Kingdom
Prior art keywords
coil
concentrating
diaphragm
flegler
cathodera
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
GB2110128A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB295710A publication Critical patent/GB295710A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/121—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen tubes for oscillography
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Measurement Of Radiation (AREA)
  • Particle Accelerators (AREA)

Abstract

295,710. Rogowski, W., and Flegler, E. Aug. 18, 1927, [Convention date]. Vacuum tubes.-In a cathodera.y oscillograph a coil 7 for concentrating the beam is arranged between the cathode 3 and a perforated diaphragm 5, and another concentrating coil 8 is arranged between the diaphragm and the fluorescent screen 6 or photographic film.
GB2110128A 1927-08-19 1928-07-20 Expired GB295710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DER72094D DE595784C (en) 1927-08-19 1927-08-19 Cathode oscilloscope with two concentration coils

Publications (1)

Publication Number Publication Date
GB295710A true GB295710A (en) 1929-02-21

Family

ID=7414292

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2110128A Expired GB295710A (en) 1927-08-19 1928-07-20

Country Status (3)

Country Link
DE (1) DE595784C (en)
GB (1) GB295710A (en)
NL (1) NL70026C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764012C (en) * 1936-11-15 1954-10-04 Aeg Electron-optical imaging system to achieve a small electron spot

Also Published As

Publication number Publication date
NL70026C (en)
DE595784C (en) 1934-04-19

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