SE384743B - Elektronblixtaggregat med automatisk reglering av ljusmengden - Google Patents

Elektronblixtaggregat med automatisk reglering av ljusmengden

Info

Publication number
SE384743B
SE384743B SE7301821A SE7301821A SE384743B SE 384743 B SE384743 B SE 384743B SE 7301821 A SE7301821 A SE 7301821A SE 7301821 A SE7301821 A SE 7301821A SE 384743 B SE384743 B SE 384743B
Authority
SE
Sweden
Prior art keywords
light
amount
automatic control
flash unit
electronic flash
Prior art date
Application number
SE7301821A
Other languages
English (en)
Swedish (sv)
Inventor
H Engelstetter
G C Mahlich
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
Priority claimed from DE19722206773 external-priority patent/DE2206773C3/de
Application filed by Braun Ag filed Critical Braun Ag
Publication of SE384743B publication Critical patent/SE384743B/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
    • 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)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Stroboscope Apparatuses (AREA)
  • Fixing For Electrophotography (AREA)
  • Exposure Control For Cameras (AREA)
SE7301821A 1972-02-12 1973-02-09 Elektronblixtaggregat med automatisk reglering av ljusmengden SE384743B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722206773 DE2206773C3 (de) 1972-02-12 Elektronenblitzgerät mit automatischer Uchtmengensteuerung

Publications (1)

Publication Number Publication Date
SE384743B true SE384743B (sv) 1976-05-17

Family

ID=5835858

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7301821A SE384743B (sv) 1972-02-12 1973-02-09 Elektronblixtaggregat med automatisk reglering av ljusmengden

Country Status (16)

Country Link
US (1) US3833834A (es)
JP (1) JPS48104524A (es)
AR (1) AR197393A1 (es)
AT (1) AT336997B (es)
AU (1) AU468778B2 (es)
BE (1) BE795223A (es)
BR (1) BR7301011D0 (es)
CA (1) CA1025516A (es)
CH (1) CH553422A (es)
ES (1) ES411493A1 (es)
FR (1) FR2171798A5 (es)
GB (1) GB1366835A (es)
IT (1) IT976536B (es)
NL (1) NL7301860A (es)
SE (1) SE384743B (es)
SU (1) SU471740A3 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2450027A1 (fr) * 1979-02-20 1980-09-19 Fuji Photo Optical Co Ltd Dispositif de lampe eclair electronique automatique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541381A (en) * 1967-07-05 1970-11-17 Tohwa Electric Co Ltd Plug-in lighting assembly
DE1966983A1 (de) * 1968-02-13 1976-02-19 Ponder & Best Elektronenblitzgeraet mit einem elektronischen ruheschalter
US3517255A (en) * 1968-07-25 1970-06-23 Honeywell Inc Flash apparatus with automatic light termination using light activated silicon controlled rectifier
DE1905223A1 (de) * 1969-01-28 1970-08-13 Loewe Opta Gmbh Elektronenblitzgeraet mit Blitzdauer-Regelvorrichtung

Also Published As

Publication number Publication date
BE795223A (fr) 1973-05-29
JPS48104524A (es) 1973-12-27
ES411493A1 (es) 1976-01-01
CH553422A (de) 1974-08-30
NL7301860A (es) 1973-08-14
BR7301011D0 (pt) 1973-10-09
CA1025516A (en) 1978-01-31
US3833834A (en) 1974-09-03
FR2171798A5 (es) 1973-09-21
SU471740A3 (ru) 1975-05-25
AR197393A1 (es) 1974-04-05
AT336997B (de) 1977-06-10
DE2206773A1 (de) 1973-08-23
GB1366835A (en) 1974-09-11
DE2206773B2 (de) 1976-09-09
AU468778B2 (en) 1976-01-22
AU5173273A (en) 1974-08-08
ATA117673A (de) 1976-09-15
IT976536B (it) 1974-09-10

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