FR2680884B1 - Procede de determination automatique de la duree d'exposition d'un film bicouche et systeme de mise en óoeuvre. - Google Patents

Procede de determination automatique de la duree d'exposition d'un film bicouche et systeme de mise en óoeuvre.

Info

Publication number
FR2680884B1
FR2680884B1 FR9110887A FR9110887A FR2680884B1 FR 2680884 B1 FR2680884 B1 FR 2680884B1 FR 9110887 A FR9110887 A FR 9110887A FR 9110887 A FR9110887 A FR 9110887A FR 2680884 B1 FR2680884 B1 FR 2680884B1
Authority
FR
France
Prior art keywords
exposure
duration
layer film
automatic determination
implementing same
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
FR9110887A
Other languages
English (en)
Other versions
FR2680884A1 (fr
Inventor
Robert Heidsieck
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.)
General Electric CGR SA
Original Assignee
General Electric CGR 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 General Electric CGR SA filed Critical General Electric CGR SA
Priority to FR9110887A priority Critical patent/FR2680884B1/fr
Publication of FR2680884A1 publication Critical patent/FR2680884A1/fr
Application granted granted Critical
Publication of FR2680884B1 publication Critical patent/FR2680884B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/58—Testing, adjusting or calibrating thereof
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/46—Combined control of different quantities, e.g. exposure time as well as voltage or current

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Toxicology (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR9110887A 1991-09-03 1991-09-03 Procede de determination automatique de la duree d'exposition d'un film bicouche et systeme de mise en óoeuvre. Expired - Lifetime FR2680884B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9110887A FR2680884B1 (fr) 1991-09-03 1991-09-03 Procede de determination automatique de la duree d'exposition d'un film bicouche et systeme de mise en óoeuvre.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9110887A FR2680884B1 (fr) 1991-09-03 1991-09-03 Procede de determination automatique de la duree d'exposition d'un film bicouche et systeme de mise en óoeuvre.

Publications (2)

Publication Number Publication Date
FR2680884A1 FR2680884A1 (fr) 1993-03-05
FR2680884B1 true FR2680884B1 (fr) 1993-11-26

Family

ID=9416584

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9110887A Expired - Lifetime FR2680884B1 (fr) 1991-09-03 1991-09-03 Procede de determination automatique de la duree d'exposition d'un film bicouche et systeme de mise en óoeuvre.

Country Status (1)

Country Link
FR (1) FR2680884B1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2648229B1 (fr) * 1989-06-09 1991-09-06 Gen Electric Cgr Procede d'etalonnage d'un systeme radiologique et de mesure de l'epaisseur equivalente d'un objet
AU622567B2 (en) * 1989-08-09 1992-04-09 Minnesota Mining And Manufacturing Company An improved cassette and radiographic film combination

Also Published As

Publication number Publication date
FR2680884A1 (fr) 1993-03-05

Similar Documents

Publication Publication Date Title
BR9602740B1 (pt) sistema e mÉtodo para a transmissço automÁtica de um conjunto de informaÇço.
EP0594146A3 (fr) Dispositif et procédé de contrÔle optique automatique.
DE69523277D1 (de) Einzelbilderzeugungssystem mit automatischer belichtungsregelung
DE69224164D1 (de) Verfahren zur mehrfachen diskreten automatischen Fokussierung
BR9105312A (pt) Circuito processador de sinal analogico de imagem para um sistema de meios multiplos
EP0488442A3 (en) Automatic exposure control for an image divided into zones
FI931053A (fi) Automaattinen telefaxsanomien jakelujärjestelmä
FR2675969B1 (fr) Procede et dispositif de codage-decodage d'un signal numerique.
FR2662285B3 (fr) Systeme de mise a disposition automatique et permanente de vehicules.
DE69304713D1 (de) Automatische melkanlagen
FI922733A (fi) Menetelmä kohteen kuvaamiseksi valotusautomatiikalla varustetulla panoraamalaitteella
EP0601363A3 (fr) Méthode de détermination de la quantité d'exposition.
EP0622662A3 (fr) Méthode et dispositif pour l'assemblage automatique de cassettes de film photographique.
FR2584504B1 (fr) Procede de determination automatique de l'exposition d'un film radiographique, et dispositif exposeur automatique pour installation de radiodiagnostic mettant en oeuvre ledit procede
FR2707394B1 (fr) Elément et détecteur photosensibles pour la détection d'éclats lumineux.
FR2686177B1 (fr) Systeme d'evacuation dynamique pour locaux et procede d'evacuation.
EP0475447A3 (en) Magnetically recordable photographic film, recording method and system therefor and camera-laboratory system
ITRM920492A1 (it) Sistema di alimentazione di bobine di un incannatoio automatico.
FR2680884B1 (fr) Procede de determination automatique de la duree d'exposition d'un film bicouche et systeme de mise en óoeuvre.
FR2664395B1 (fr) Procede de determination automatique de la duree d'exposition d'un film radiographique et systeme de mise en óoeuvre.
FR2683036B1 (fr) Procede et dispositif de determination de l'orientation d'un solide.
DE69128550D1 (de) Automatisches Fokussierungssystem für Videokamera
FR2699297B1 (fr) Procede et systeme de developpement d'une image de toner.
EP0475176A3 (en) Method and device for detecting film information on photographic film
FR2688907B1 (fr) Procede d'enregistrement et de lecture d'une bande magnetique bicouche et systeme de mise en óoeuvre.