EP0249547A3 - Method for making an x-ray image intensifier, and image intensifier so obtained - Google Patents

Method for making an x-ray image intensifier, and image intensifier so obtained Download PDF

Info

Publication number
EP0249547A3
EP0249547A3 EP87401281A EP87401281A EP0249547A3 EP 0249547 A3 EP0249547 A3 EP 0249547A3 EP 87401281 A EP87401281 A EP 87401281A EP 87401281 A EP87401281 A EP 87401281A EP 0249547 A3 EP0249547 A3 EP 0249547A3
Authority
EP
European Patent Office
Prior art keywords
image intensifier
making
ray image
ray
intensifier
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.)
Granted
Application number
EP87401281A
Other languages
French (fr)
Other versions
EP0249547A2 (en
EP0249547B1 (en
Inventor
Gerard Vieux
Francis Diaz
Henri Rougeot
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of EP0249547A2 publication Critical patent/EP0249547A2/en
Publication of EP0249547A3 publication Critical patent/EP0249547A3/en
Application granted granted Critical
Publication of EP0249547B1 publication Critical patent/EP0249547B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/32—Secondary emission electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/34—Photoemissive electrodes
    • H01J2201/342—Cathodes
    • H01J2201/3421—Composition of the emitting surface
    • H01J2201/3426—Alkaline metal compounds, e.g. Na-K-Sb

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
EP87401281A 1986-06-13 1987-06-05 Method for making an x-ray image intensifier, and image intensifier so obtained Expired - Lifetime EP0249547B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8608588A FR2600177B1 (en) 1986-06-13 1986-06-13 METHOD FOR MANUFACTURING A RADIOLOGICAL IMAGE INTENSIFIER AND RADIOLOGICAL IMAGE INTENSIFIER THUS OBTAINED
FR8608588 1986-06-13

Publications (3)

Publication Number Publication Date
EP0249547A2 EP0249547A2 (en) 1987-12-16
EP0249547A3 true EP0249547A3 (en) 1988-01-13
EP0249547B1 EP0249547B1 (en) 1990-01-10

Family

ID=9336316

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87401281A Expired - Lifetime EP0249547B1 (en) 1986-06-13 1987-06-05 Method for making an x-ray image intensifier, and image intensifier so obtained

Country Status (5)

Country Link
US (1) US4862006A (en)
EP (1) EP0249547B1 (en)
JP (1) JPH0821335B2 (en)
DE (1) DE3761405D1 (en)
FR (1) FR2600177B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5958920A (en) * 1982-09-28 1984-04-04 Fujitsu Ltd Buffer circuit
FR2634057B1 (en) * 1988-07-08 1991-04-19 Thomson Csf PROCESS FOR THE MANUFACTURE OF AN IMPROVED TUBE INTENSIFYING RADIOLOGICAL IMAGES, INTENSIFYING TUBE THUS OBTAINED
FR2650438B1 (en) * 1989-07-28 1996-07-05 Thomson Tubes Electroniques METHOD FOR MANUFACTURING IMPROVED IMAGE INTENSIFIER TUBE, INTENSIFIER TUBE THUS OBTAINED
US5306907A (en) * 1991-07-11 1994-04-26 The University Of Connecticut X-ray and gamma ray electron beam imaging tube having a sensor-target layer composed of a lead mixture
FR2700889B1 (en) † 1993-01-22 1995-02-24 Thomson Tubes Electroniques Image converter tube, and method for suppressing stray light in this tube.
FR2782388B1 (en) 1998-08-11 2000-11-03 Trixell Sas SOLID STATE RADIATION DETECTOR WITH INCREASED LIFE

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2168553A3 (en) * 1972-01-21 1973-08-31 Varian Associates
FR2176850A1 (en) * 1972-03-20 1973-11-02 Siemens Ag
GB2149200A (en) * 1983-09-06 1985-06-05 Hamamatsu Photonics Kk Imaging and streaking tubes

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1585625A (en) * 1968-07-02 1970-01-30 Thomson Csf
FR2119203A5 (en) * 1970-12-23 1972-08-04 Thomson Csf
US4069121A (en) * 1975-06-27 1978-01-17 Thomson-Csf Method for producing microscopic passages in a semiconductor body for electron-multiplication applications
FR2335056A1 (en) * 1975-09-12 1977-07-08 Thomson Csf DEVICE FOR DISPLAYING INFORMATION GIVEN IN THE FORM OF RADIATED ENERGY
FR2345815A1 (en) * 1976-01-30 1977-10-21 Thomson Csf NEW SOLID IONIZING RADIATION DETECTOR
FR2344132A1 (en) * 1976-03-09 1977-10-07 Thomson Csf SEMICONDUCTOR IONIZING RADIATION DETECTOR
FR2351422A1 (en) * 1976-05-14 1977-12-09 Thomson Csf DETECTOR DEVICE, SOLID LOCATOR OF IONIZING RADIATION IMPACTS
FR2352346A1 (en) * 1976-05-18 1977-12-16 Thomson Csf NEW SCINTIGRAPHY SHOOTING SET
FR2361790A1 (en) * 1976-08-10 1978-03-10 Thomson Csf DEVICE WITH SEMICONDUCTOR ELEMENTS FOR THE DISPLAY OF AN ELECTRIC SIGNAL
FR2502842A1 (en) * 1981-03-27 1982-10-01 Thomson Csf IMAGE INTENSIFIER TUBE TARGET AND VIDEO OUTPUT INTENSIFICATION TUBE PROVIDED WITH SUCH TARGET
US4475059A (en) * 1982-06-01 1984-10-02 International Telephone And Telegraph Corporation Image intensifier tube with reduced veiling glare and method of making same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2168553A3 (en) * 1972-01-21 1973-08-31 Varian Associates
FR2176850A1 (en) * 1972-03-20 1973-11-02 Siemens Ag
GB2149200A (en) * 1983-09-06 1985-06-05 Hamamatsu Photonics Kk Imaging and streaking tubes

Also Published As

Publication number Publication date
EP0249547A2 (en) 1987-12-16
EP0249547B1 (en) 1990-01-10
JPH0821335B2 (en) 1996-03-04
US4862006A (en) 1989-08-29
FR2600177A1 (en) 1987-12-18
FR2600177B1 (en) 1988-08-19
DE3761405D1 (en) 1990-02-15
JPS63935A (en) 1988-01-05

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