FR1092162A - Device for TV analyzer tube with adjustable electron-optic magnification - Google Patents

Device for TV analyzer tube with adjustable electron-optic magnification

Info

Publication number
FR1092162A
FR1092162A FR1092162DA FR1092162A FR 1092162 A FR1092162 A FR 1092162A FR 1092162D A FR1092162D A FR 1092162DA FR 1092162 A FR1092162 A FR 1092162A
Authority
FR
France
Prior art keywords
analyzer tube
adjustable electron
optic magnification
magnification
optic
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
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1092162A publication Critical patent/FR1092162A/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level
FR1092162D 1953-02-02 1954-02-01 Device for TV analyzer tube with adjustable electron-optic magnification Expired FR1092162A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL316987X 1953-02-02

Publications (1)

Publication Number Publication Date
FR1092162A true FR1092162A (en) 1955-04-19

Family

ID=19783841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1092162D Expired FR1092162A (en) 1953-02-02 1954-02-01 Device for TV analyzer tube with adjustable electron-optic magnification

Country Status (6)

Country Link
US (1) US2803753A (en)
BE (1) BE526155A (en)
CH (1) CH316987A (en)
DE (1) DE935737C (en)
FR (1) FR1092162A (en)
GB (1) GB739362A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2310671A (en) * 1941-02-12 1943-02-09 John C Batchelor Image producer
US2384232A (en) * 1942-05-02 1945-09-04 Rca Corp Television view finder

Also Published As

Publication number Publication date
DE935737C (en) 1955-11-24
BE526155A (en)
US2803753A (en) 1957-08-20
CH316987A (en) 1956-10-31
GB739362A (en) 1955-10-26

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