FR2475838A1 - Flash electronique - Google Patents

Flash electronique Download PDF

Info

Publication number
FR2475838A1
FR2475838A1 FR8102781A FR8102781A FR2475838A1 FR 2475838 A1 FR2475838 A1 FR 2475838A1 FR 8102781 A FR8102781 A FR 8102781A FR 8102781 A FR8102781 A FR 8102781A FR 2475838 A1 FR2475838 A1 FR 2475838A1
Authority
FR
France
Prior art keywords
circuit
flash
voltage
light
capacitor
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.)
Granted
Application number
FR8102781A
Other languages
English (en)
French (fr)
Other versions
FR2475838B3 (no
Inventor
Yoshiyuki Takematsu
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.)
Fuji Koeki Corp
Original Assignee
Fuji Koeki Corp
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
Priority claimed from JP1627280A external-priority patent/JPS56119120A/ja
Priority claimed from JP6987480A external-priority patent/JPS56165128A/ja
Application filed by Fuji Koeki Corp filed Critical Fuji Koeki Corp
Publication of FR2475838A1 publication Critical patent/FR2475838A1/fr
Application granted granted Critical
Publication of FR2475838B3 publication Critical patent/FR2475838B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
    • H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
    • H05B41/325—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation by measuring the incident light

Landscapes

  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
FR8102781A 1980-02-13 1981-02-12 Flash electronique Granted FR2475838A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1627280A JPS56119120A (en) 1980-02-13 1980-02-13 Flashing device
JP6987480A JPS56165128A (en) 1980-05-26 1980-05-26 Flashing device

Publications (2)

Publication Number Publication Date
FR2475838A1 true FR2475838A1 (fr) 1981-08-14
FR2475838B3 FR2475838B3 (no) 1982-12-10

Family

ID=26352575

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8102781A Granted FR2475838A1 (fr) 1980-02-13 1981-02-12 Flash electronique

Country Status (5)

Country Link
DE (1) DE3105152A1 (no)
FR (1) FR2475838A1 (no)
GB (1) GB2072359A (no)
IT (1) IT1142305B (no)
NL (1) NL8100679A (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5711330A (en) * 1980-06-25 1982-01-21 Fuji Koeki Kk Flashing device
JPS58190931A (ja) * 1982-04-30 1983-11-08 Olympus Optical Co Ltd オ−トストロボの露光適否表示装置
DE3225557C2 (de) * 1982-07-08 1985-08-14 Telefunken electronic GmbH, 7100 Heilbronn Schaltung für eine Computer-Blitzsteuerung
FR2655437B1 (fr) * 1989-12-01 1992-10-02 Asahi Kogaku Kk Dispositif de contacteur de declenchement.
US5682562A (en) * 1995-11-13 1997-10-28 Eastman Kodak Company Digitally controlled quench flash circuit

Also Published As

Publication number Publication date
GB2072359A (en) 1981-09-30
NL8100679A (nl) 1981-09-16
FR2475838B3 (no) 1982-12-10
IT1142305B (it) 1986-10-08
DE3105152A1 (de) 1982-02-11
IT8147777A0 (it) 1981-02-12

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Legal Events

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