FR1028305A - Electron ray tube - Google Patents

Electron ray tube

Info

Publication number
FR1028305A
FR1028305A FR1028305DA FR1028305A FR 1028305 A FR1028305 A FR 1028305A FR 1028305D A FR1028305D A FR 1028305DA FR 1028305 A FR1028305 A FR 1028305A
Authority
FR
France
Prior art keywords
ray tube
electron ray
electron
tube
ray
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 FR1028305A publication Critical patent/FR1028305A/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
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/32—Fiducial marks and measuring scales within the optical system
    • 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
    • H01J2231/50005—Imaging and conversion tubes characterised by form of illumination
    • H01J2231/5001—Photons
    • H01J2231/50015—Light
    • H01J2231/50026—Infra-red
FR1028305D 1949-11-25 1950-11-23 Electron ray tube Expired FR1028305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL285928X 1949-11-25

Publications (1)

Publication Number Publication Date
FR1028305A true FR1028305A (en) 1953-05-21

Family

ID=19782511

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1028305D Expired FR1028305A (en) 1949-11-25 1950-11-23 Electron ray tube

Country Status (6)

Country Link
US (1) US2613330A (en)
BE (1) BE499549A (en)
CH (1) CH285928A (en)
DE (1) DE832646C (en)
FR (1) FR1028305A (en)
GB (1) GB672004A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL77916C (en) * 1950-10-30
US2774909A (en) * 1951-08-09 1956-12-18 Hartford Nat Bank & Trust Co Television pick-up tube comprising electrostatic electron-optical means
BE514404A (en) * 1951-09-26
DE924252C (en) * 1953-04-20 1955-03-14 Licentia Gmbh Blind landing procedure for fired approach lines and runways
US2794140A (en) * 1953-11-20 1957-05-28 Rca Corp Phototubes
US2878406A (en) * 1954-07-23 1959-03-17 Bergson Gustav Photoelectric tube
US2922048A (en) * 1958-08-14 1960-01-19 Neel W Glass High current coaxial photomultiplier tube
US3588570A (en) * 1968-04-29 1971-06-28 Westinghouse Electric Corp Masked photocathode structure with a masked,patterned layer of titanium oxide

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB499869A (en) * 1937-06-26 1939-01-26 Hans Gerhard Lubszynski Improvements in or relating to electron discharge devices

Also Published As

Publication number Publication date
DE832646C (en) 1952-02-28
CH285928A (en) 1952-09-30
GB672004A (en) 1952-05-14
BE499549A (en)
US2613330A (en) 1952-10-07

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