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FR1502140A - Appareil d'éclairage au flash électronique à condensateur alimentant l'éclair servant à la prise de vue - Google Patents

Appareil d'éclairage au flash électronique à condensateur alimentant l'éclair servant à la prise de vue

Info

Publication number
FR1502140A
FR1502140A FR81075A FR81075A FR1502140A FR 1502140 A FR1502140 A FR 1502140A FR 81075 A FR81075 A FR 81075A FR 81075 A FR81075 A FR 81075A FR 1502140 A FR1502140 A FR 1502140A
Authority
FR
France
Prior art keywords
flash
shooting
lighting device
device powering
electronic condenser
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
Application number
FR81075A
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert 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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Application granted granted Critical
Publication of FR1502140A publication Critical patent/FR1502140A/fr
Expired 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
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the camera
    • 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
    • G03B2215/0514—Separate unit
    • G03B2215/0517—Housing
    • G03B2215/0525—Reflector

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
FR81075A 1965-10-28 1966-10-21 Appareil d'éclairage au flash électronique à condensateur alimentant l'éclair servant à la prise de vue Expired FR1502140A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA0050634 1965-10-28

Publications (1)

Publication Number Publication Date
FR1502140A true FR1502140A (fr) 1967-11-18

Family

ID=6937509

Family Applications (1)

Application Number Title Priority Date Filing Date
FR81075A Expired FR1502140A (fr) 1965-10-28 1966-10-21 Appareil d'éclairage au flash électronique à condensateur alimentant l'éclair servant à la prise de vue

Country Status (4)

Country Link
US (1) US3465656A (fr)
DE (1) DE1489293B2 (fr)
FR (1) FR1502140A (fr)
GB (1) GB1166095A (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3626827A (en) * 1967-10-26 1971-12-14 Minolta Camera Kk Automatic exposure adjustment device for flash photography
US3521540A (en) * 1968-08-26 1970-07-21 William C Cavallo Electronic flash unit for cameras adapted to receive flashcubes
US3583299A (en) * 1968-10-07 1971-06-08 Polaroid Corp Environmentally compensated follow-focus flash photography
US3675547A (en) * 1969-06-23 1972-07-11 Canon Kk Photographing system for use with a flash device
US3682056A (en) * 1969-09-18 1972-08-08 Asahi Optical Co Ltd Flash controls for cameras
US3684917A (en) * 1969-09-22 1972-08-15 Asahi Optical Co Ltd Photo flash intensity control with preparatory flash controlling partial discharge of main capacitor
BE757679A (fr) * 1969-10-20 1971-04-01 West Electric Co Appareil a eclats electronique
US3712197A (en) * 1969-11-08 1973-01-23 Agfa Gevaert Ag Illuminating arrangement for use in or with photographic apparatus
US3690237A (en) * 1970-09-22 1972-09-12 Zydichi Fuwa Electronic flashlight device for flashlight photography
US3754825A (en) * 1971-04-26 1973-08-28 Polaroid Corp Photographic copy system
JPS52125318A (en) * 1976-03-17 1977-10-21 West Electric Co Flash camera
US4474441A (en) * 1980-03-04 1984-10-02 Polaroid Corporation Method and apparatus for controlling exposure by selective use of blocking visible filter
US4302084A (en) * 1980-03-10 1981-11-24 Eastman Kodak Company Automatic rangefinding device for use in a camera
JPS56132317A (en) * 1980-03-19 1981-10-16 Minolta Camera Co Ltd Photographing apparatus using auxiliary light
US4299464A (en) * 1980-08-04 1981-11-10 Eastman Kodak Company Method and apparatus for reducing the incidence of eye closures during photographing of a human subject
US4357083A (en) * 1980-10-06 1982-11-02 Polaroid Corporation Method and apparatus using weighted range signal for controlling photographic functions
JP2012058494A (ja) * 2010-09-09 2012-03-22 Panasonic Corp ストロボ装置および携帯機器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3173347A (en) * 1963-03-06 1965-03-16 Eastman Kodak Co Autoamtic exposure control for a camera
DE1241699B (de) * 1963-07-26 1967-06-01 Agfa Ag Lichtbildaufnahmeeinrichtung bestehend aus einer Kamera und einer eingebauten oder ansetzbaren Beleuchtungseinrichtung

Also Published As

Publication number Publication date
DE1489293A1 (de) 1969-01-23
GB1166095A (en) 1969-10-01
US3465656A (en) 1969-09-09
DE1489293B2 (de) 1970-09-10

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