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FR808569A - Dispositif électronique-optique - Google Patents

Dispositif électronique-optique

Info

Publication number
FR808569A
FR808569A FR808569DA FR808569A FR 808569 A FR808569 A FR 808569A FR 808569D A FR808569D A FR 808569DA FR 808569 A FR808569 A FR 808569A
Authority
FR
France
Prior art keywords
electronic
optical device
optical
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
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta 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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR808569A publication Critical patent/FR808569A/fr
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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
FR808569D 1935-06-27 1936-06-26 Dispositif électronique-optique Expired FR808569A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200815X 1935-06-27

Publications (1)

Publication Number Publication Date
FR808569A true FR808569A (fr) 1937-02-10

Family

ID=5763000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR808569D Expired FR808569A (fr) 1935-06-27 1936-06-26 Dispositif électronique-optique

Country Status (4)

Country Link
US (1) US2147558A (fr)
CH (1) CH200815A (fr)
FR (1) FR808569A (fr)
GB (1) GB480779A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2760098A (en) * 1951-05-08 1956-08-21 Rca Corp Electrostatic focused gun for cathode ray tube

Also Published As

Publication number Publication date
US2147558A (en) 1939-02-14
CH200815A (de) 1938-10-31
GB480779A (en) 1938-02-25

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