FR1148360A - Perfectionnements aux tubes électroniques - Google Patents

Perfectionnements aux tubes électroniques

Info

Publication number
FR1148360A
FR1148360A FR1148360DA FR1148360A FR 1148360 A FR1148360 A FR 1148360A FR 1148360D A FR1148360D A FR 1148360DA FR 1148360 A FR1148360 A FR 1148360A
Authority
FR
France
Prior art keywords
electronic tubes
tubes
electronic
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1148360A publication Critical patent/FR1148360A/fr
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
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • 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
    • H01J31/26—Image pick-up tubes having an input of visible light and electric output
    • H01J31/265—Image pick-up tubes having an input of visible light and electric output with light spot scanning
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2231/00—Cathode ray tubes or electron beam tubes
    • H01J2231/50—Imaging and conversion tubes
    • H01J2231/501—Imaging and conversion tubes including multiplication stage
    • H01J2231/5013—Imaging and conversion tubes including multiplication stage with secondary emission electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2231/00—Cathode ray tubes or electron beam tubes
    • H01J2231/50—Imaging and conversion tubes
    • H01J2231/505—Imaging and conversion tubes with non-scanning optics
    • H01J2231/5056—Imaging and conversion tubes with non-scanning optics magnetic
FR1148360D 1955-05-04 1956-05-04 Perfectionnements aux tubes électroniques Expired FR1148360A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1289155A GB830212A (en) 1955-05-04 1955-05-04 Improvements in or relating to electron discharge devices

Publications (1)

Publication Number Publication Date
FR1148360A true FR1148360A (fr) 1957-12-06

Family

ID=10013036

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1148360D Expired FR1148360A (fr) 1955-05-04 1956-05-04 Perfectionnements aux tubes électroniques

Country Status (2)

Country Link
FR (1) FR1148360A (fr)
GB (1) GB830212A (fr)

Also Published As

Publication number Publication date
GB830212A (en) 1960-03-09

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