FR2284185B1 - - Google Patents

Info

Publication number
FR2284185B1
FR2284185B1 FR7526767A FR7526767A FR2284185B1 FR 2284185 B1 FR2284185 B1 FR 2284185B1 FR 7526767 A FR7526767 A FR 7526767A FR 7526767 A FR7526767 A FR 7526767A FR 2284185 B1 FR2284185 B1 FR 2284185B1
Authority
FR
France
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
FR7526767A
Other languages
French (fr)
Other versions
FR2284185A1 (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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2284185A1 publication Critical patent/FR2284185A1/fr
Application granted granted Critical
Publication of FR2284185B1 publication Critical patent/FR2284185B1/fr
Granted 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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/36—Photoelectric screens; Charge-storage screens
    • H01J29/38—Photoelectric screens; Charge-storage screens not using charge storage, e.g. photo-emissive screen, extended cathode
    • H01J29/385—Photocathodes comprising a layer which modified the wave length of impinging radiation
FR7526767A 1974-09-05 1975-09-01 Couche d'emission electro-optique Granted FR2284185A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742442491 DE2442491C3 (de) 1974-09-05 1974-09-05 Eingangsschirm für eine Röntgenbildverstärkerröhre

Publications (2)

Publication Number Publication Date
FR2284185A1 FR2284185A1 (fr) 1976-04-02
FR2284185B1 true FR2284185B1 (de) 1978-04-07

Family

ID=5924934

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7526767A Granted FR2284185A1 (fr) 1974-09-05 1975-09-01 Couche d'emission electro-optique

Country Status (2)

Country Link
DE (1) DE2442491C3 (de)
FR (1) FR2284185A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2750132A1 (de) * 1976-11-12 1978-05-18 Diagnostic Inform Roentgenempfindliche bildverstaerkerroehre und damit ausgestattete radiografiekamera
US4104516A (en) * 1977-01-28 1978-08-01 Diagnostic Information Inc. Direct view, panel type x-ray image intensifier tube
DE3004351A1 (de) * 1980-02-06 1981-08-13 Siemens AG, 1000 Berlin und 8000 München Mehrstufiger vakuum-roentgenbildverstaerker
DE3863097D1 (de) * 1987-03-18 1991-07-11 Toshiba Kawasaki Kk Photokathode und ihr herstellungsverfahren.
DE4319596C2 (de) * 1993-06-14 1996-05-02 Siemens Ag Eingangsschirm eines Röntgenbildverstärkers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716714A (en) * 1968-11-15 1973-02-13 Varian Associates X-ray image tube having an oxidized vanadium barrier interposed between the scintillator and photocathode
US3838273A (en) * 1972-05-30 1974-09-24 Gen Electric X-ray image intensifier input

Also Published As

Publication number Publication date
DE2442491B2 (de) 1979-03-08
DE2442491C3 (de) 1979-10-25
DE2442491A1 (de) 1976-03-25
FR2284185A1 (fr) 1976-04-02

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Legal Events

Date Code Title Description
ST Notification of lapse