GB1516010A - Flash and camera device - Google Patents

Flash and camera device

Info

Publication number
GB1516010A
GB1516010A GB42134/76A GB4213476A GB1516010A GB 1516010 A GB1516010 A GB 1516010A GB 42134/76 A GB42134/76 A GB 42134/76A GB 4213476 A GB4213476 A GB 4213476A GB 1516010 A GB1516010 A GB 1516010A
Authority
GB
United Kingdom
Prior art keywords
circuit
flash
photosensing
switch
converter
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
GB42134/76A
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.)
West Electric Co Ltd
Original Assignee
West Electric Co Ltd
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 West Electric Co Ltd filed Critical West Electric Co Ltd
Publication of GB1516010A publication Critical patent/GB1516010A/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
    • 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
    • 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)
  • Exposure Control For Cameras (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
GB42134/76A 1975-10-15 1976-10-11 Flash and camera device Expired GB1516010A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50124702A JPS5248317A (en) 1975-10-15 1975-10-15 Flash camera

Publications (1)

Publication Number Publication Date
GB1516010A true GB1516010A (en) 1978-06-28

Family

ID=14891968

Family Applications (1)

Application Number Title Priority Date Filing Date
GB42134/76A Expired GB1516010A (en) 1975-10-15 1976-10-11 Flash and camera device

Country Status (4)

Country Link
JP (1) JPS5248317A (enrdf_load_stackoverflow)
DE (1) DE2645976C3 (enrdf_load_stackoverflow)
FR (1) FR2328214A1 (enrdf_load_stackoverflow)
GB (1) GB1516010A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5597727U (enrdf_load_stackoverflow) * 1980-01-17 1980-07-07

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1622208C3 (de) * 1967-01-26 1974-12-12 Konishiroku Photo Industry Co. Ltd., Tokio Zeitsteuerstromkreis für elektronisch gesteuerte Kameraverschlüsse
USRE28025E (en) * 1967-04-20 1974-05-28 Automatic control device for electronic flash
US3568582A (en) * 1967-09-27 1971-03-09 Konishiroku Photo Ind Electronic shutter
DE1622911C3 (de) * 1968-03-05 1978-08-31 Zeiss Ikon Ag, 7000 Stuttgart Fotografische Kamera für Tageslicht- und Blitzlichtaufnahmen
DE1797078B2 (de) * 1968-08-12 1974-12-05 Elbe-Kamera-Gmbh, X 8017 Dresden Photographische Kamera mit Belichtungsmeßvorrichtung und anschließbarem Blitzgerät
DE1797079C3 (de) * 1968-08-12 1981-05-14 Olympus Optical Co., Ltd., Tokyo Mit einer photographischer Kamera verbindbares Blitzlichtgerät
DE2333020A1 (de) * 1973-06-28 1975-01-23 Agfa Gevaert Ag Fotografisches aufnahmegeraet
JPS516020A (enrdf_load_stackoverflow) * 1974-07-02 1976-01-19 Olympus Optical Co

Also Published As

Publication number Publication date
DE2645976C3 (de) 1982-10-21
DE2645976B2 (de) 1979-03-29
FR2328214A1 (fr) 1977-05-13
FR2328214B1 (enrdf_load_stackoverflow) 1982-05-07
JPS5248317A (en) 1977-04-18
DE2645976A1 (de) 1977-04-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921011