FR2688939B1 - RADIOLOGICAL BRIGHTNESS AMPLIFIER. - Google Patents

RADIOLOGICAL BRIGHTNESS AMPLIFIER.

Info

Publication number
FR2688939B1
FR2688939B1 FR9302809A FR9302809A FR2688939B1 FR 2688939 B1 FR2688939 B1 FR 2688939B1 FR 9302809 A FR9302809 A FR 9302809A FR 9302809 A FR9302809 A FR 9302809A FR 2688939 B1 FR2688939 B1 FR 2688939B1
Authority
FR
France
Prior art keywords
radiological
brightness amplifier
brightness
amplifier
radiological brightness
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 - Fee Related
Application number
FR9302809A
Other languages
French (fr)
Other versions
FR2688939A1 (en
Inventor
Christian Wolf
Richard Frank
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 FR2688939A1 publication Critical patent/FR2688939A1/en
Application granted granted Critical
Publication of FR2688939B1 publication Critical patent/FR2688939B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01J31/501—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output with an electrostatic electron optic system
FR9302809A 1992-03-17 1993-03-11 RADIOLOGICAL BRIGHTNESS AMPLIFIER. Expired - Fee Related FR2688939B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924208540 DE4208540C2 (en) 1992-03-17 1992-03-17 X-ray image intensifier

Publications (2)

Publication Number Publication Date
FR2688939A1 FR2688939A1 (en) 1993-09-24
FR2688939B1 true FR2688939B1 (en) 1995-03-24

Family

ID=6454291

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9302809A Expired - Fee Related FR2688939B1 (en) 1992-03-17 1993-03-11 RADIOLOGICAL BRIGHTNESS AMPLIFIER.

Country Status (3)

Country Link
JP (1) JPH0668823A (en)
DE (1) DE4208540C2 (en)
FR (1) FR2688939B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4431753C1 (en) * 1994-09-06 1995-12-21 Siemens Ag Image intensifier for x-ray pictures
JPH09180658A (en) * 1995-10-27 1997-07-11 Toshiba Corp X-ray image tube
DE19854199C1 (en) * 1998-11-24 2000-03-30 Siemens Ag X-ray picture enhancer comprises an anode ceramic sleeve which surrounds the anode and which forms part of the vacuum housing, and an inner electrode.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3417242A (en) * 1965-09-20 1968-12-17 Machlett Lab Inc Image intensification system comprising remote control means for varying the size of the output image
BE786084A (en) * 1971-07-10 1973-01-10 Philips Nv LUMINESCENT SCREEN WITH MOSAIC STRUCTURE
US3835314A (en) * 1973-03-05 1974-09-10 Machlett Lab Inc Intensifier radiographic imaging system
US3896331A (en) * 1973-06-28 1975-07-22 Varian Associates Electron optical system
DE2428341C2 (en) * 1974-06-12 1983-12-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Image intensifier or image converter tube
ZA762611B (en) * 1976-04-30 1977-12-28 South African Inventions An electron beam device
JPS62222552A (en) * 1986-03-20 1987-09-30 Shimadzu Corp High level resolution x-ray image tube
DE58907799D1 (en) * 1989-11-28 1994-07-07 Siemens Ag X-ray image intensifier.

Also Published As

Publication number Publication date
DE4208540A1 (en) 1993-09-30
FR2688939A1 (en) 1993-09-24
DE4208540C2 (en) 1994-01-05
JPH0668823A (en) 1994-03-11

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20051130