GB440087A - Improvements in or relating to cathode-ray tubes - Google Patents

Improvements in or relating to cathode-ray tubes

Info

Publication number
GB440087A
GB440087A GB15215/35A GB1521535A GB440087A GB 440087 A GB440087 A GB 440087A GB 15215/35 A GB15215/35 A GB 15215/35A GB 1521535 A GB1521535 A GB 1521535A GB 440087 A GB440087 A GB 440087A
Authority
GB
United Kingdom
Prior art keywords
ray
lens
lenses
diaphragm
cathode
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
GB15215/35A
Other languages
English (en)
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.)
Robert Bosch Fernsehanlagen GmbH
Original Assignee
Fernseh 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 Fernseh GmbH filed Critical Fernseh GmbH
Publication of GB440087A publication Critical patent/GB440087A/en
Expired legal-status Critical Current

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
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
GB15215/35A 1934-05-24 1935-05-24 Improvements in or relating to cathode-ray tubes Expired GB440087A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE440087X 1934-05-24

Publications (1)

Publication Number Publication Date
GB440087A true GB440087A (en) 1935-12-19

Family

ID=6507884

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15215/35A Expired GB440087A (en) 1934-05-24 1935-05-24 Improvements in or relating to cathode-ray tubes

Country Status (4)

Country Link
BE (1) BE409624A (ru)
FR (1) FR790362A (ru)
GB (1) GB440087A (ru)
NL (1) NL45414C (ru)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE764012C (de) * 1936-11-15 1954-10-04 Aeg Elektronenoptisches Abbildungssystem zur Erzielung eines kleinen Elektronenflecks

Also Published As

Publication number Publication date
FR790362A (fr) 1935-11-20
NL45414C (ru)
BE409624A (ru)

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