NL8101331A - Electrische flitsinrichting. - Google Patents

Electrische flitsinrichting. Download PDF

Info

Publication number
NL8101331A
NL8101331A NL8101331A NL8101331A NL8101331A NL 8101331 A NL8101331 A NL 8101331A NL 8101331 A NL8101331 A NL 8101331A NL 8101331 A NL8101331 A NL 8101331A NL 8101331 A NL8101331 A NL 8101331A
Authority
NL
Netherlands
Prior art keywords
circuit
oscillation
voltage
switching element
flash
Prior art date
Application number
NL8101331A
Other languages
English (en)
Dutch (nl)
Original Assignee
Fuji Koeki 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 Fuji Koeki Corp filed Critical Fuji Koeki Corp
Publication of NL8101331A publication Critical patent/NL8101331A/nl

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/30Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
    • H05B41/32Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B15/00Special procedures for taking photographs; Apparatus therefor
    • G03B15/02Illuminating scene
    • G03B15/03Combinations of cameras with lighting apparatus; Flash units
    • G03B15/05Combinations of cameras with electronic flash apparatus; Electronic flash units
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B2215/00Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05Combinations of cameras with electronic flash units

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
NL8101331A 1980-03-19 1981-03-18 Electrische flitsinrichting. NL8101331A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3494480A JPS56130730A (en) 1980-03-19 1980-03-19 Flash device
JP3494480 1980-03-19

Publications (1)

Publication Number Publication Date
NL8101331A true NL8101331A (nl) 1981-10-16

Family

ID=12428276

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8101331A NL8101331A (nl) 1980-03-19 1981-03-18 Electrische flitsinrichting.

Country Status (6)

Country Link
JP (1) JPS56130730A (de)
DE (1) DE3110589A1 (de)
FR (1) FR2478934A1 (de)
GB (1) GB2074800A (de)
IT (1) IT1142353B (de)
NL (1) NL8101331A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310262C2 (de) * 1982-04-22 1986-12-11 Metz Apparatewerke Inh. Paul Metz, 8510 Fürth Elektronenblitzgerät mit selbsttätig abschaltendem Spannungswandler
GB2133644A (en) * 1983-01-14 1984-07-25 Fuji Koeki Corp Photographic flash apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE284199C (de) *
US3644818A (en) * 1971-03-10 1972-02-22 Gte Sylvania Inc Electronic flashlamp power supply
US3863128A (en) * 1973-07-30 1975-01-28 Honeywell Inc Voltage monitoring controlling and protecting apparatus employing programmable unijunction transistor
JPS5136934A (de) * 1974-09-24 1976-03-29 Canon Kk
JPS59957B2 (ja) * 1976-11-09 1984-01-09 株式会社セコ−技研 電子発光器

Also Published As

Publication number Publication date
JPS56130730A (en) 1981-10-13
DE3110589A1 (de) 1982-03-11
FR2478934A1 (fr) 1981-09-25
IT1142353B (it) 1986-10-08
GB2074800A (en) 1981-11-04
IT8148051A0 (it) 1981-03-18

Similar Documents

Publication Publication Date Title
US4385347A (en) Power supply
US4323822A (en) Electric flash device
US6826365B1 (en) Battery saving flash charger control
US4404497A (en) Power supplying apparatus
NL8101331A (nl) Electrische flitsinrichting.
US4310785A (en) Electronic photographic flash apparatus
US4382211A (en) Electric flash device
US4100459A (en) Indicator circuit for electronic flash apparatus
US4737806A (en) Apparatus for flash photographing
NL8006421A (nl) Voedingsinrichting voor een elektrische flitsinrichting.
US4469989A (en) Electric flash apparatus
GB2088157A (en) Electric Flash Device
CA1164521A (en) Power supply arrangement for an optical apparatus
US3671804A (en) Variable duty cycle swtiching circuit
CA1174267A (en) Electric flash device
JPS5931048B2 (ja) 閃光放電灯制御装置
JPH06151081A (ja) ストロボ電源の昇圧方法、およびストロボ電源回路
GB2098750A (en) Electric flash apparatus
JPS62198836A (ja) カメラ
SU830668A1 (ru) Электронна вспышка
US3836818A (en) Strobe light trigger circuit
JP3458259B2 (ja) Dc−dcコンバ−タ
NL7900275A (nl) Elektrische flitsinrichting.
JPS6318008Y2 (de)
SU1078675A1 (ru) Устройство дл импульсного освещени при фотосъемке

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed