GB2088157A - Electric Flash Device - Google Patents

Electric Flash Device Download PDF

Info

Publication number
GB2088157A
GB2088157A GB8130862A GB8130862A GB2088157A GB 2088157 A GB2088157 A GB 2088157A GB 8130862 A GB8130862 A GB 8130862A GB 8130862 A GB8130862 A GB 8130862A GB 2088157 A GB2088157 A GB 2088157A
Authority
GB
United Kingdom
Prior art keywords
circuit
oscillation
voltage
flash device
electric
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Withdrawn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
GB8130862A
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.)
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
Application filed by Fuji Koeki Corp filed Critical Fuji Koeki Corp
Publication of GB2088157A publication Critical patent/GB2088157A/en
Withdrawn legal-status Critical Current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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
GB8130862A 1980-10-15 1981-10-13 Electric Flash Device Withdrawn GB2088157A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55144801A JPS5767918A (en) 1980-10-15 1980-10-15 Flash device

Publications (1)

Publication Number Publication Date
GB2088157A true GB2088157A (en) 1982-06-03

Family

ID=15370773

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8130862A Withdrawn GB2088157A (en) 1980-10-15 1981-10-13 Electric Flash Device

Country Status (5)

Country Link
JP (1) JPS5767918A (fr)
DE (1) DE3140828A1 (fr)
FR (1) FR2492211A1 (fr)
GB (1) GB2088157A (fr)
NL (1) NL8104680A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126807A (en) * 1982-09-13 1984-03-28 Olympus Optical Co Power supply units for electronic flashes
EP0135756A1 (fr) * 1983-08-08 1985-04-03 Life Light Systems Circuit de commande pour lampes-flash à haute tension et signal de détresse

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126807A (en) * 1982-09-13 1984-03-28 Olympus Optical Co Power supply units for electronic flashes
EP0135756A1 (fr) * 1983-08-08 1985-04-03 Life Light Systems Circuit de commande pour lampes-flash à haute tension et signal de détresse

Also Published As

Publication number Publication date
FR2492211B3 (fr) 1983-08-19
JPS5767918A (en) 1982-04-24
FR2492211A1 (fr) 1982-04-16
NL8104680A (nl) 1982-05-03
DE3140828A1 (de) 1982-07-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)