FR2227631A1 - X-ray image intensifying tube with better focussing - using layer of chromium between caesium iodide and antimonide - Google Patents

X-ray image intensifying tube with better focussing - using layer of chromium between caesium iodide and antimonide

Info

Publication number
FR2227631A1
FR2227631A1 FR7414272A FR7414272A FR2227631A1 FR 2227631 A1 FR2227631 A1 FR 2227631A1 FR 7414272 A FR7414272 A FR 7414272A FR 7414272 A FR7414272 A FR 7414272A FR 2227631 A1 FR2227631 A1 FR 2227631A1
Authority
FR
France
Prior art keywords
layer
antimonide
photo
chromium
ray image
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.)
Withdrawn
Application number
FR7414272A
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.)
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 FR2227631A1 publication Critical patent/FR2227631A1/fr
Withdrawn legal-status Critical Current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
FR7414272A 1973-04-30 1974-04-24 X-ray image intensifying tube with better focussing - using layer of chromium between caesium iodide and antimonide Withdrawn FR2227631A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732321869 DE2321869A1 (de) 1973-04-30 1973-04-30 Roentgenbildverstaerker

Publications (1)

Publication Number Publication Date
FR2227631A1 true FR2227631A1 (en) 1974-11-22

Family

ID=5879722

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7414272A Withdrawn FR2227631A1 (en) 1973-04-30 1974-04-24 X-ray image intensifying tube with better focussing - using layer of chromium between caesium iodide and antimonide

Country Status (2)

Country Link
DE (1) DE2321869A1 (fr)
FR (1) FR2227631A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0199426A2 (fr) * 1985-04-26 1986-10-29 Koninklijke Philips Electronics N.V. Intensificateur d'image de rayonnement

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1043411A (fr) * 1975-02-18 1978-11-28 Allan I. Carlson Tube renforcateur d'image radioscopique a gain variable
DE2705487C2 (de) * 1976-02-23 1985-06-20 North American Philips Corp., New York, N.Y. Röntgenbildverstärkerröhre

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0199426A2 (fr) * 1985-04-26 1986-10-29 Koninklijke Philips Electronics N.V. Intensificateur d'image de rayonnement
EP0199426A3 (en) * 1985-04-26 1988-05-04 N.V. Philips' Gloeilampenfabrieken Radiographic image intensifier

Also Published As

Publication number Publication date
DE2321869A1 (de) 1974-11-07

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Legal Events

Date Code Title Description
ST Notification of lapse