SE384965B - Elektronblixtanordning med automatisk ljusmengdstyrning - Google Patents

Elektronblixtanordning med automatisk ljusmengdstyrning

Info

Publication number
SE384965B
SE384965B SE7208048A SE804872A SE384965B SE 384965 B SE384965 B SE 384965B SE 7208048 A SE7208048 A SE 7208048A SE 804872 A SE804872 A SE 804872A SE 384965 B SE384965 B SE 384965B
Authority
SE
Sweden
Prior art keywords
light quantity
flash device
quantity control
electronic flash
automatic light
Prior art date
Application number
SE7208048A
Other languages
English (en)
Swedish (sv)
Inventor
H Engelstetter
Original Assignee
Braun Ag
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 Braun Ag filed Critical Braun Ag
Publication of SE384965B publication Critical patent/SE384965B/xx

Links

Classifications

    • 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
SE7208048A 1971-06-23 1972-06-19 Elektronblixtanordning med automatisk ljusmengdstyrning SE384965B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2131057A DE2131057B2 (de) 1971-06-23 1971-06-23 Schaltsichere Lichtmengensteuerung in einem Elektronenblitzgerät

Publications (1)

Publication Number Publication Date
SE384965B true SE384965B (sv) 1976-05-24

Family

ID=5811514

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7208048A SE384965B (sv) 1971-06-23 1972-06-19 Elektronblixtanordning med automatisk ljusmengdstyrning

Country Status (13)

Country Link
US (1) US3809954A (Direct)
AT (1) AT324834B (Direct)
BE (1) BE785101A (Direct)
CA (1) CA1008917A (Direct)
CH (1) CH553994A (Direct)
DD (1) DD99862A5 (Direct)
DE (1) DE2131057B2 (Direct)
ES (1) ES404013A1 (Direct)
FR (1) FR2143076B1 (Direct)
GB (1) GB1376252A (Direct)
IT (1) IT959477B (Direct)
NL (1) NL7208351A (Direct)
SE (1) SE384965B (Direct)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2316724A1 (de) * 1973-04-04 1974-10-17 Rollei Werke Franke Heidecke Steuerschaltung fuer elektronenblitzgeraete
JPS506635U (Direct) * 1973-05-17 1975-01-23
DE2417673A1 (de) * 1974-04-11 1975-10-30 Rollei Werke Franke Heidecke Blitzlichtanordnung
US3919594A (en) * 1974-06-18 1975-11-11 Braun Ag Computer flash apparatus with series-connected control switches
US3969737A (en) * 1974-08-01 1976-07-13 Eastman Kodak Company Electronic flash unit for cameras adapted to receive flashbulbs
DE2445667C3 (de) * 1974-09-25 1981-12-10 Braun Ag, 6000 Frankfurt Schaltungsanordnung zum Zünden einer elektronischen Blitzröhre
US4091398A (en) * 1975-01-31 1978-05-23 Nippon Kogaku K.K. Electronic photoflash unit having remote control device transmitter function
JPS5196321A (en) * 1975-02-21 1976-08-24 Supiidoraitono torigaakairo
US3976915A (en) * 1975-05-27 1976-08-24 Honeywell Inc. Gate protection circuit for electronic flash apparatus
US3974419A (en) * 1975-05-27 1976-08-10 Honeywell Inc. Electronic flash apparatus with inhibition of contact bounce false triggering
US3976914A (en) * 1975-05-27 1976-08-24 Honeywell Inc. Series SCR gate hold-on circuit
US3993928A (en) * 1975-12-19 1976-11-23 Honeywell Inc. Extended range correct exposure annunciator
DE2625845C3 (de) * 1976-06-09 1978-11-09 Siemens Ag, 1000 Berlin Und 8000 Muenchen Zündschaltung für Quenchröhren in elektronischen Blitzgeräten
JPS52156618A (en) * 1976-06-23 1977-12-27 Nippon Chemical Ind Flash camera controller
US4132923A (en) * 1976-07-01 1979-01-02 Braun Aktiengesellschaft Circuit for light-integrator-controlled electronic flash unit
JPS5421070A (en) * 1977-07-18 1979-02-16 West Electric Co Electronic flashing device
JPS5533152A (en) * 1978-08-30 1980-03-08 Minolta Camera Co Ltd Shutter control system of electric shutter camera
JPS55134823A (en) * 1979-04-06 1980-10-21 Olympus Optical Co Ltd Strobe light emission control system
JPS5645826U (Direct) * 1979-09-11 1981-04-24

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3646865A (en) * 1969-11-07 1972-03-07 Polaroid Corp Electronic flashlamp control network

Also Published As

Publication number Publication date
CA1008917A (en) 1977-04-19
DD99862A5 (Direct) 1973-08-20
US3809954A (en) 1974-05-07
CH553994A (de) 1974-09-13
IT959477B (it) 1973-11-10
FR2143076A1 (Direct) 1973-02-02
BE785101A (fr) 1972-10-16
DE2131057B2 (de) 1973-10-18
GB1376252A (en) 1974-12-04
ES404013A1 (es) 1975-05-01
DE2131057A1 (de) 1972-12-28
AT324834B (de) 1975-09-25
FR2143076B1 (Direct) 1977-12-23
NL7208351A (Direct) 1972-12-28

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