FR2666447B1 - Tube intensificateur d'image avec compensation de courbe de brillance. - Google Patents

Tube intensificateur d'image avec compensation de courbe de brillance.

Info

Publication number
FR2666447B1
FR2666447B1 FR9010870A FR9010870A FR2666447B1 FR 2666447 B1 FR2666447 B1 FR 2666447B1 FR 9010870 A FR9010870 A FR 9010870A FR 9010870 A FR9010870 A FR 9010870A FR 2666447 B1 FR2666447 B1 FR 2666447B1
Authority
FR
France
Prior art keywords
image intensifier
intensifier tube
brightness curve
curve compensation
compensation
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 - Lifetime
Application number
FR9010870A
Other languages
English (en)
Other versions
FR2666447A1 (fr
Inventor
Yvan Raverdy
Gerard Vieux
Francois Chareyre
Alain Tranchant
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 Electron Devices SA
Original Assignee
Thomson Tubes Electroniques
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 Tubes Electroniques filed Critical Thomson Tubes Electroniques
Priority to FR9010870A priority Critical patent/FR2666447B1/fr
Priority to EP92400258A priority patent/EP0553578B1/fr
Priority to US07/840,770 priority patent/US5256870A/en
Publication of FR2666447A1 publication Critical patent/FR2666447A1/fr
Application granted granted Critical
Publication of FR2666447B1 publication Critical patent/FR2666447B1/fr
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
    • 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
FR9010870A 1990-08-31 1990-08-31 Tube intensificateur d'image avec compensation de courbe de brillance. Expired - Lifetime FR2666447B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9010870A FR2666447B1 (fr) 1990-08-31 1990-08-31 Tube intensificateur d'image avec compensation de courbe de brillance.
EP92400258A EP0553578B1 (fr) 1990-08-31 1992-01-31 Tube intensificateur d'image avec compensation de courbe de brillance
US07/840,770 US5256870A (en) 1990-08-31 1992-02-24 Input screen of a radiographic image intensifying tube having a radially variable thickness intermediary layer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9010870A FR2666447B1 (fr) 1990-08-31 1990-08-31 Tube intensificateur d'image avec compensation de courbe de brillance.

Publications (2)

Publication Number Publication Date
FR2666447A1 FR2666447A1 (fr) 1992-03-06
FR2666447B1 true FR2666447B1 (fr) 1996-08-14

Family

ID=9399992

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9010870A Expired - Lifetime FR2666447B1 (fr) 1990-08-31 1990-08-31 Tube intensificateur d'image avec compensation de courbe de brillance.

Country Status (3)

Country Link
US (1) US5256870A (fr)
EP (1) EP0553578B1 (fr)
FR (1) FR2666447B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5635720A (en) * 1995-10-03 1997-06-03 Gatan, Inc. Resolution-enhancement device for an optically-coupled image sensor for an electron microscope
FR2758002B1 (fr) * 1996-12-27 2004-07-02 Thomson Tubes Electroniques Systeme de visualisation avec ecran d'observation luminescent
IL120774A0 (en) * 1997-05-04 1997-09-30 Yeda Res & Dev Protection of photocathodes with thin films
FR2782388B1 (fr) 1998-08-11 2000-11-03 Trixell Sas Detecteur de rayonnement a l'etat solide a duree de vie accrue
US6700123B2 (en) * 2002-01-29 2004-03-02 K. W. Muth Company Object detection apparatus
US20040036973A1 (en) * 2002-06-01 2004-02-26 Giuseppe Iori Multi-layer interference filter having colored reflectance and substantially uniform transmittance and methods of manufacturing the same
CN104749604B (zh) * 2013-12-30 2018-06-01 同方威视技术股份有限公司 多技术融合闪烁探测器装置
GB2524778A (en) * 2014-04-02 2015-10-07 Univ Warwick Ultraviolet light detection

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716713A (en) * 1969-01-09 1973-02-13 Varian Associates Input screen for image devices having reduced sensitivity in the cental region
US3706885A (en) * 1971-01-29 1972-12-19 Gen Electric Photocathode-phosphor imaging system for x-ray camera tubes
US3838273A (en) * 1972-05-30 1974-09-24 Gen Electric X-ray image intensifier input
NL8602629A (nl) * 1986-10-21 1988-05-16 Philips Nv Roentgenbeeldversterkerbuis met een scheidingslaag tussen de luminescentielaag en de photocathode.
NL8900040A (nl) * 1989-01-09 1990-08-01 Philips Nv Roentgenbeeldversterkerbuis met selectief filter.
JP2758206B2 (ja) * 1989-05-23 1998-05-28 株式会社東芝 Ｘ線イメージ管
FR2647955B1 (fr) * 1989-05-30 1991-08-16 Thomson Tubes Electroniques Ecran d'entree de tube intensificateur d'image radiologique

Also Published As

Publication number Publication date
EP0553578B1 (fr) 1996-05-15
EP0553578A1 (fr) 1993-08-04
US5256870A (en) 1993-10-26
FR2666447A1 (fr) 1992-03-06

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