FR1063614A - Backlights - Google Patents

Backlights

Info

Publication number
FR1063614A
FR1063614A FR1063614DA FR1063614A FR 1063614 A FR1063614 A FR 1063614A FR 1063614D A FR1063614D A FR 1063614DA FR 1063614 A FR1063614 A FR 1063614A
Authority
FR
France
Prior art keywords
backlights
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
Koninklijke Philips 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
Priority to NL305865X priority Critical
Application filed by Koninklijke Philips NV filed Critical Koninklijke Philips NV
Application granted granted Critical
Publication of FR1063614A publication Critical patent/FR1063614A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/36Photoelectric screens; Charge-storage screens
    • H01J29/38Photoelectric screens; Charge-storage screens not using charge storage, e.g. photo-emissive screen, extended cathode
    • H01J29/385Photocathodes comprising a layer which modified the wave length of impinging radiation
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00Cathode ray tubes; Electron beam tubes
    • H01J31/08Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/50Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • H01J31/501Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output with an electrostatic electron optic system
FR1063614D 1951-09-26 1952-09-24 Backlights Expired FR1063614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL305865X 1951-09-26

Publications (1)

Publication Number Publication Date
FR1063614A true FR1063614A (en) 1954-05-05

Family

ID=19783486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1063614D Expired FR1063614A (en) 1951-09-26 1952-09-24 Backlights

Country Status (7)

Country Link
US (1) US2757293A (en)
BE (1) BE514404A (en)
CH (1) CH305865A (en)
DE (1) DE946168C (en)
FR (1) FR1063614A (en)
GB (1) GB713924A (en)
NL (2) NL81053C (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2966592A (en) * 1956-03-26 1960-12-27 Westinghouse Electric Corp Vacuum-tight windows
NL236037A (en) * 1958-02-14
US3026437A (en) * 1958-10-20 1962-03-20 Rauland Corp Electron discharge device
GB971495A (en) * 1960-10-28 1964-09-30 Mullard Ltd Improvements in and relating to electron-optical image converter tubes
DE1193182B (en) * 1961-01-14 1965-05-20 Telefunken Patent Imager or Bildverstaerkerroehre and processes for their preparation
US3300668A (en) * 1962-01-24 1967-01-24 Rauland Corp Image converter tube
NL286999A (en) * 1962-12-20
US3321659A (en) * 1963-12-12 1967-05-23 Westinghouse Electric Corp Radiation sensitive electron emissive device
US3443104A (en) * 1966-02-17 1969-05-06 Rauland Corp Image intensifier tube with shading compensation
US4173727A (en) * 1966-06-23 1979-11-06 Westinghouse Electric Corp. Electron image device
US3474275A (en) * 1966-09-26 1969-10-21 Rca Corp Image tube having a gating and focusing electrode
US3693018A (en) * 1966-12-27 1972-09-19 Varian Associates X-ray image intensifier tubes having the photo-cathode formed directly on the pick-up screen
US3439114A (en) * 1967-04-17 1969-04-15 Donald A Taylor Fluoroscopic television and cinecamera system
NL177160C (en) * 1977-10-24 1985-08-01 Philips Nv Roentgen image amplifier tube.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE313957C (en) * 1911-06-02 1919-08-04 A.E.G. high vacuum x-ray tube with thermionic cathode
US2179083A (en) * 1936-08-08 1939-11-07 Aeg Electron image tube
US2306881A (en) * 1938-12-15 1942-12-29 Heimann Walter Cathode ray tube
NL87335C (en) * 1949-03-31
US2523132A (en) * 1949-08-10 1950-09-19 Westinghouse Electric Corp Photosensitive apparatus
BE499549A (en) * 1949-11-25
NL93260C (en) * 1951-09-27

Also Published As

Publication number Publication date
BE514404A (en)
DE946168C (en) 1956-07-26
NL164251B (en)
CH305865A (en) 1955-03-15
US2757293A (en) 1956-07-31
NL81053C (en)
GB713924A (en) 1954-08-18

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