CA977726A - Electronic flash unit - Google Patents

Electronic flash unit

Info

Publication number
CA977726A
CA977726A CA123,714A CA123714A CA977726A CA 977726 A CA977726 A CA 977726A CA 123714 A CA123714 A CA 123714A CA 977726 A CA977726 A CA 977726A
Authority
CA
Canada
Prior art keywords
flash unit
electronic flash
electronic
unit
flash
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
CA123,714A
Other languages
English (en)
Other versions
CA123714S (en
Inventor
Jozef H.M. Bergmans
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA977726A publication Critical patent/CA977726A/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
    • 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)
  • Stroboscope Apparatuses (AREA)
  • Studio Devices (AREA)
CA123,714A 1970-09-29 1971-09-27 Electronic flash unit Expired CA977726A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7014266A NL7014266A (OSRAM) 1970-09-29 1970-09-29

Publications (1)

Publication Number Publication Date
CA977726A true CA977726A (en) 1975-11-11

Family

ID=19811177

Family Applications (1)

Application Number Title Priority Date Filing Date
CA123,714A Expired CA977726A (en) 1970-09-29 1971-09-27 Electronic flash unit

Country Status (8)

Country Link
US (1) US3794822A (OSRAM)
BE (1) BE773147A (OSRAM)
CA (1) CA977726A (OSRAM)
DE (2) DE7040040U (OSRAM)
ES (1) ES197612Y (OSRAM)
FR (1) FR2108674A5 (OSRAM)
GB (1) GB1332227A (OSRAM)
NL (1) NL7014266A (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD243327S (en) * 1974-06-07 1977-02-08 U.S. Philips Corporation Electronic flash unit
DE7626537U1 (de) * 1976-08-25 1977-01-13 Rollei-Werke Franke & Heidecke, 3300 Braunschweig Elektronenblitzgeraet zum direkten und indirekten blitzen
US4175279A (en) * 1977-10-31 1979-11-20 International Telephone & Telegraph Corporation Flash unit for a camera
DE7815176U1 (de) * 1978-05-19 1979-02-08 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh, 8000 Muenchen Beleuchtungsvorrichtung
FR2431090A1 (fr) * 1978-07-10 1980-02-08 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Appareil electronique a eclats comportant un reflecteur a elements orientables
EP1832107B1 (en) * 2005-02-18 2010-08-11 Nokia Corporation A portable electronic device for capturing images
US20090206243A1 (en) * 2008-02-11 2009-08-20 Texmag Gmbh Vertriebsgesellschaft Image Capturing System and Method for the Analysis of Image Data
US8541960B2 (en) * 2010-05-28 2013-09-24 Zilog, Inc. Rejecting noise transients while turning off a fluorescent lamp using a starter unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976398A (en) * 1958-06-02 1961-03-21 Eastman Kodak Co Photographic flash holder
FR1342075A (fr) * 1963-01-04 1963-11-02 Bauer Eugen Gmbh Appareil d'éclairage pour opérations photographiques ou cinématographiques
DE1206311B (de) * 1963-04-19 1965-12-02 Artur Fischer Blitzlichtgeraet, insbesondere fuer Verbrennungsblitzlampen
DE1229845B (de) * 1965-01-22 1966-12-01 Robert Bosch Elektronik Elektronenblitzgeraet
US3544781A (en) * 1968-01-19 1970-12-01 Honeywell Inc Photographic flashgun

Also Published As

Publication number Publication date
NL7014266A (OSRAM) 1972-04-04
ES197612U (es) 1975-05-16
ES197612Y (es) 1975-11-01
US3794822A (en) 1974-02-26
DE7040040U (de) 1973-04-26
DE2053185A1 (de) 1972-03-30
BE773147A (fr) 1972-03-27
GB1332227A (en) 1973-10-03
FR2108674A5 (OSRAM) 1972-05-19

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