NL160140C - Elektronische flitsschakeling. - Google Patents

Elektronische flitsschakeling.

Info

Publication number
NL160140C
NL160140C NL6813886.A NL6813886A NL160140C NL 160140 C NL160140 C NL 160140C NL 6813886 A NL6813886 A NL 6813886A NL 160140 C NL160140 C NL 160140C
Authority
NL
Netherlands
Prior art keywords
electronic flash
flash circuit
circuit
electronic
flash
Prior art date
Application number
NL6813886.A
Other languages
English (en)
Other versions
NL6813886A (nl
NL160140B (nl
Original Assignee
Polaroid 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 Polaroid Corp filed Critical Polaroid Corp
Publication of NL6813886A publication Critical patent/NL6813886A/xx
Publication of NL160140B publication Critical patent/NL160140B/nl
Application granted granted Critical
Publication of NL160140C publication Critical patent/NL160140C/nl

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
    • 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
    • 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
    • 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)
  • Exposure Control For Cameras (AREA)
NL6813886.A 1967-09-28 1968-09-27 Elektronische flitsschakeling. NL160140C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67141367A 1967-09-28 1967-09-28

Publications (3)

Publication Number Publication Date
NL6813886A NL6813886A (nl) 1969-04-01
NL160140B NL160140B (nl) 1979-04-17
NL160140C true NL160140C (nl) 1979-09-17

Family

ID=24694420

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6813886.A NL160140C (nl) 1967-09-28 1968-09-27 Elektronische flitsschakeling.

Country Status (5)

Country Link
US (1) US3634725A (nl)
JP (1) JPS4810646B1 (nl)
FR (1) FR1582747A (nl)
GB (1) GB1197530A (nl)
NL (1) NL160140C (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3943406A (en) * 1969-03-07 1976-03-09 Ponder And Best, Inc. Control of electronically generated light pulses
US3675547A (en) * 1969-06-23 1972-07-11 Canon Kk Photographing system for use with a flash device
JPS5196321A (en) * 1975-02-21 1976-08-24 Supiidoraitono torigaakairo
US4334744A (en) * 1980-05-01 1982-06-15 Polaroid Corporation Photographic apparatus having synchronized flash
US6445884B1 (en) 1995-06-22 2002-09-03 3Dv Systems, Ltd. Camera with through-the-lens lighting
JP3869005B2 (ja) * 1995-06-22 2007-01-17 ３ディブイ・システムズ・リミテッド テレセントリック立体カメラと方法
CN102879977B (zh) * 2012-10-29 2015-03-04 青岛海信移动通信技术股份有限公司 相机闪光控制方法、控制装置及移动终端

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US526147A (en) * 1894-09-18 Art of plating one material with another
US2917668A (en) * 1956-09-07 1959-12-15 Kemlite Lab Inc Photographic flash apparatus
US3375403A (en) * 1965-10-04 1968-03-26 Berkey Photo Inc Electrical system for discharge device
US3422308A (en) * 1966-07-14 1969-01-14 Bausch & Lomb Light intensifier circuit for flash photography

Also Published As

Publication number Publication date
DE1797431B2 (de) 1972-10-05
JPS4810646B1 (nl) 1973-04-05
NL6813886A (nl) 1969-04-01
DE1797431A1 (de) 1972-02-17
US3634725A (en) 1972-01-11
GB1197530A (en) 1970-07-08
FR1582747A (nl) 1969-10-03
NL160140B (nl) 1979-04-17

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: INT POLAROID