GB1267234A - - Google Patents

Info

Publication number
GB1267234A
GB1267234A GB1267234DA GB1267234A GB 1267234 A GB1267234 A GB 1267234A GB 1267234D A GB1267234D A GB 1267234DA GB 1267234 A GB1267234 A GB 1267234A
Authority
GB
United Kingdom
Prior art keywords
tube
photo
light
electronic switch
detector
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
Other languages
English (en)
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 filed Critical
Publication of GB1267234A publication Critical patent/GB1267234A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; 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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • G03B15/04—Combinations of cameras with non-electronic flash apparatus; Non-electronic flash units
    • G03B15/0452—Electrical ignition means connected to the shutter
    • 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
    • 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
    • H05B41/34—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp to provide a sequence of flashes
    • 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
    • G03B2215/0528—Reflector movable reflector, e.g. change of illumination angle or illumination direction

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
  • Discharge Lamp (AREA)
  • Lasers (AREA)
GB1267234D 1968-02-13 1969-02-13 Expired GB1267234A (en:Method)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
BE54471 1968-02-13
BE66425 1968-11-21
BE68017 1968-12-27
BE68982 1969-01-20

Publications (1)

Publication Number Publication Date
GB1267234A true GB1267234A (en:Method) 1972-03-15

Family

ID=27424583

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1267234D Expired GB1267234A (en:Method) 1968-02-13 1969-02-13

Country Status (5)

Country Link
US (2) US3857064A (en:Method)
JP (3) JPS5123907B1 (en:Method)
DE (3) DE1966984A1 (en:Method)
FR (1) FR2001833A1 (en:Method)
GB (1) GB1267234A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557800A (en) * 1979-07-05 1980-01-19 Canon Inc Dimming type flash device

Families Citing this family (70)

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US3878429A (en) * 1968-11-14 1975-04-15 Hiroshi Iwata Electronic flash device with automatic light control
US3947720A (en) * 1969-03-08 1976-03-30 Loewe-Opta Gmbh Pulsed flash tube regulator using thyristor gate control
GB1320644A (en) * 1970-04-27 1973-06-20 West Electric Co Electronic flash device for photography
DE2166612B2 (de) * 1970-08-24 1975-12-04 Ponder & Best, Inc., Santa Monica, Calif. (V.St.A.) Steuereinrichtung zum Bestimmen der Dauer einer Energiezufuhr an eine Last
US3946269A (en) * 1971-05-25 1976-03-23 Itsuki Ban Electronic flash system
US3878433A (en) * 1971-11-17 1975-04-15 Sato Koki Kk Photographic flashlight apparatus with improved automatic light termination means
US3769888A (en) * 1971-12-06 1973-11-06 Honeywell Inc Computer flash light sensing apparatus
US3730064A (en) * 1971-12-06 1973-05-01 Honeywell Inc Quench control calculator
JPS4890228A (en:Method) * 1972-02-28 1973-11-24
BE795223A (fr) * 1972-02-12 1973-05-29 Braun Ag Appareil-eclair electronique a commande automatique de la quantite de lumiere
JPS5729686B2 (en:Method) * 1972-05-10 1982-06-24
JPS4927223A (en:Method) * 1972-07-03 1974-03-11
JPS49101743U (en:Method) * 1972-12-22 1974-09-02
US3864600A (en) * 1973-02-02 1975-02-04 Rollei Werke Franke Heidecke Electronic flash apparatus
DE2305046C3 (de) * 1973-02-02 1978-12-07 Rollei-Werke Franke & Heidecke, 3300 Braunschweig Steuerschaltung zur automatischen Begrenzung der Blitzdauer von Elektronenblitzgeräten
JPS49120230U (en:Method) * 1973-02-08 1974-10-15
JPS49148052U (en:Method) * 1973-04-19 1974-12-20
JPS50129219A (en:Method) * 1974-04-01 1975-10-13
JPS50129224A (en:Method) * 1974-04-01 1975-10-13
JPS50123334U (en:Method) * 1974-04-23 1975-10-08
JPS589932B2 (ja) * 1974-12-21 1983-02-23 アサヒコウガクコウギヨウ カブシキガイシヤ センコウハツコウキニ オケル シユウハスウセンタクガタチヨウコウソウチ
JPS5135324A (en:Method) * 1974-09-20 1976-03-25 Canon Kk
JPS5144924U (en:Method) * 1974-09-30 1976-04-02
JPS5167738U (en:Method) * 1974-11-22 1976-05-28
US3976914A (en) * 1975-05-27 1976-08-24 Honeywell Inc. Series SCR gate hold-on circuit
JPS527725A (en) * 1975-07-08 1977-01-21 Konishiroku Photo Ind Co Ltd Coupling an automatic light adjustable strobo to the camera
JPS5289320A (en) * 1976-01-20 1977-07-26 West Electric Co Automatic electronic flash unit
JPS5288334A (en) * 1976-01-20 1977-07-23 West Electric Co Electronic flash unit
DE2608652C2 (de) * 1976-03-03 1983-08-25 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung für lichtmengengesteuerte Elektronenblitzgeräte
DE2625845C3 (de) * 1976-06-09 1978-11-09 Siemens Ag, 1000 Berlin Und 8000 Muenchen Zündschaltung für Quenchröhren in elektronischen Blitzgeräten
JPS52170539U (en:Method) * 1976-06-18 1977-12-24
US4230402A (en) * 1976-11-30 1980-10-28 Canon Kabushiki Kaisha Flash exposure control system
JPS53134927U (en:Method) * 1977-03-31 1978-10-25
JPS6220833Y2 (en:Method) * 1977-03-31 1987-05-27
JPS53135329A (en) * 1977-04-28 1978-11-25 Sato Koki Kk Strobe system
JPS53135330A (en) * 1977-04-30 1978-11-25 West Electric Co Guide number changer
JPS5411724A (en) * 1977-06-28 1979-01-29 West Electric Co Exposure controlling device
JPS5421070A (en) * 1977-07-18 1979-02-16 West Electric Co Electronic flashing device
JPS5446550A (en) * 1977-09-20 1979-04-12 West Electric Co Light quantity correcting apparatus of automatic light adjusting strobo apparatus
JPS5459347U (en:Method) * 1977-10-03 1979-04-24
JPS5476227A (en) * 1977-11-30 1979-06-18 West Electric Co Arithmetic dial device for photographic flashing device
JPS5492220A (en) * 1977-12-29 1979-07-21 West Electric Co Flash camera
JPS53145841U (en:Method) * 1978-02-14 1978-11-16
US4254355A (en) * 1978-09-11 1981-03-03 General Electric Company Ceramic arc tube mounting
US4279254A (en) * 1978-10-30 1981-07-21 Paul B. Elder Company Ultraviolet light control
JPS5512999A (en) * 1979-07-05 1980-01-29 Canon Inc Light adjusting flash device
JPS5511290A (en) * 1979-07-05 1980-01-26 Canon Inc Exposure value display device
JPS5536894A (en) * 1979-07-05 1980-03-14 Canon Inc Dimmer type flash device
JPS5511296A (en) * 1979-07-05 1980-01-26 Canon Inc Exposure value display device
JPS5511292A (en) * 1979-07-05 1980-01-26 Canon Inc Exposure value control circuit
JPS5511294A (en) * 1979-07-05 1980-01-26 Canon Inc Exposure control device in camera
JPS5511297A (en) * 1979-07-05 1980-01-26 Canon Inc Aperture information input device
JPS5511291A (en) * 1979-07-05 1980-01-26 Canon Inc Camera system
JPS5511293A (en) * 1979-07-05 1980-01-26 Canon Inc Exposure value control circuit
JPS5512998A (en) * 1979-07-05 1980-01-29 Canon Inc Exposure control system in camera
JPS5511289A (en) * 1979-07-05 1980-01-26 Canon Inc Exposure value display device
JPS5623927U (en:Method) * 1979-07-31 1981-03-04
JPS5584614U (en:Method) * 1979-11-22 1980-06-11
JPS5597727U (en:Method) * 1980-01-17 1980-07-07
US4330737A (en) * 1980-01-21 1982-05-18 Vivitar Corporation Electronic flash system
JPS5713533Y2 (en:Method) * 1980-07-17 1982-03-18
JPS5658636U (en:Method) * 1980-10-15 1981-05-20
US4470684A (en) * 1983-04-11 1984-09-11 Eastman Kodak Company Energy efficient charging apparatus for an electronic flash
KR20020024552A (ko) * 2000-09-25 2002-03-30 무네유키 가코우 플래시 장치, 렌즈 부착 사진 필름 유닛, 카메라, 및이들의 제조 방법
JP2002328416A (ja) 2001-05-02 2002-11-15 Fuji Photo Film Co Ltd ストロボ装置
US7829831B2 (en) * 2008-09-05 2010-11-09 Sony Ericsson Mobile Communications Ab Control of output voltage provided to a flash unit
JP4914417B2 (ja) * 2008-10-15 2012-04-11 株式会社エヌ・ピー・シー ソーラーシミュレータ
US8653737B2 (en) * 2009-04-14 2014-02-18 Phoseon Technology, Inc. Controller for semiconductor lighting device
JP5220723B2 (ja) * 2009-12-28 2013-06-26 株式会社エヌ・ピー・シー ソーラーシミュレータ
DE102013112553A1 (de) * 2013-11-14 2015-06-03 Odos Imaging Ltd. Beleuchtungsvorrichtung und Verfahren zum Beleuchten eines Objekts

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
DE1089482B (de) * 1959-08-21 1960-09-22 Siemens Ag Verfahren zur Herstellung eines gasgefuellten pumpstengellosen Entladungsgefaesses
US3122677A (en) * 1961-01-12 1964-02-25 American Speedlight Corp Electric flash producing system having shunting means to terminate flash at desired instant
GB1085032A (en) * 1964-09-11 1967-09-27 English Electric Co Ltd Improvements in or relating to protective spark gap devices
US3525033A (en) * 1965-02-18 1970-08-18 Sol Greenberg Regulated power supply utilizing a gate turn off switch
US3591829A (en) * 1967-04-20 1971-07-06 Minolta Camera Kk Automatic control device for electronic flash
US3585442A (en) * 1968-02-07 1971-06-15 Rollei Werke Franke Heidecke Flashlamp circuit having automatic light termination means
DE1764204B1 (de) * 1968-04-23 1972-01-05 Bosch Photokino Gmbh Elektronenbli/tzgeraet
US3519879A (en) * 1968-07-25 1970-07-07 Honeywell Inc Flash apparatus with automatic light termination having gating and anticipation means

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS557800A (en) * 1979-07-05 1980-01-19 Canon Inc Dimming type flash device

Also Published As

Publication number Publication date
US3818266A (en) 1974-06-18
JPS5223260B1 (en:Method) 1977-06-23
DE1907059B2 (de) 1973-04-19
DE1966984A1 (de) 1976-03-25
FR2001833A1 (en:Method) 1969-10-03
US3857064A (en) 1974-12-24
JPS5123907B1 (en:Method) 1976-07-20
JPS5633821B1 (en:Method) 1981-08-06
DE1966983A1 (de) 1976-02-19
DE1907059A1 (de) 1969-10-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
49R Reference inserted (sect. 9/1949)
PLE Entries relating assignments, transmissions, licences in the register of patents
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
SPA Amended specification published
PE20 Patent expired after termination of 20 years