JPS498221A - - Google Patents
Info
- Publication number
- JPS498221A JPS498221A JP47046129A JP4612972A JPS498221A JP S498221 A JPS498221 A JP S498221A JP 47046129 A JP47046129 A JP 47046129A JP 4612972 A JP4612972 A JP 4612972A JP S498221 A JPS498221 A JP S498221A
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
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- 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
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- 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
Landscapes
- Stroboscope Apparatuses (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Exposure Control For Cameras (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4612972A JPS5729686B2 (ja) | 1972-05-10 | 1972-05-10 | |
US358522A US3896333A (en) | 1972-05-10 | 1973-05-09 | Electronic flash device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4612972A JPS5729686B2 (ja) | 1972-05-10 | 1972-05-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS498221A true JPS498221A (ja) | 1974-01-24 |
JPS5729686B2 JPS5729686B2 (ja) | 1982-06-24 |
Family
ID=12738363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4612972A Expired JPS5729686B2 (ja) | 1972-05-10 | 1972-05-10 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3896333A (ja) |
JP (1) | JPS5729686B2 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5337374A (en) * | 1977-09-07 | 1978-04-06 | Hitachi Ltd | Test piece operating unit for scanning type electronic microscope or equivalent |
JPS5478122A (en) * | 1977-12-05 | 1979-06-22 | Mamiya Camera | Trigger circuit for strobe generator |
JPS5638031A (en) * | 1979-09-04 | 1981-04-13 | West Electric Co Ltd | Automatic dimming electronic flash device |
JPH0194925U (ja) * | 1987-12-17 | 1989-06-22 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4082983A (en) * | 1975-06-23 | 1978-04-04 | Rollei Of America, Inc. | Capacitor charging system for electronic flash apparatus |
US4155031A (en) * | 1976-09-09 | 1979-05-15 | Toshiba Photo Products Co., Ltd. | Electronic flash apparatus |
JPS5855366Y2 (ja) * | 1977-03-25 | 1983-12-19 | ウエスト電気株式会社 | 外部センサ |
JPS5536850A (en) * | 1978-09-07 | 1980-03-14 | Canon Inc | Electronic flash device |
US4344020A (en) * | 1979-09-04 | 1982-08-10 | West Electric Co., Ltd. | Electronic flash device capable of automatic flash duration adjustment |
US4591762A (en) * | 1983-05-31 | 1986-05-27 | Olympus Optical, Co. | Electronic flash |
DE3530638A1 (de) * | 1985-08-28 | 1987-03-05 | Philips Patentverwaltung | Schaltungsanordnung zum starten und betrieb von gasentladungslampen |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4421102Y1 (ja) * | 1967-01-23 | 1969-09-08 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3591829A (en) * | 1967-04-20 | 1971-07-06 | Minolta Camera Kk | Automatic control device for electronic flash |
DE1966984A1 (de) * | 1968-02-13 | 1976-03-25 | Ponder & Best | Elektronenblitzgeraet mit fremdblitzsperre |
DE1764204B1 (de) * | 1968-04-23 | 1972-01-05 | Bosch Photokino Gmbh | Elektronenbli/tzgeraet |
US3519879A (en) * | 1968-07-25 | 1970-07-07 | Honeywell Inc | Flash apparatus with automatic light termination having gating and anticipation means |
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1972
- 1972-05-10 JP JP4612972A patent/JPS5729686B2/ja not_active Expired
-
1973
- 1973-05-09 US US358522A patent/US3896333A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4421102Y1 (ja) * | 1967-01-23 | 1969-09-08 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5337374A (en) * | 1977-09-07 | 1978-04-06 | Hitachi Ltd | Test piece operating unit for scanning type electronic microscope or equivalent |
JPS5521981B2 (ja) * | 1977-09-07 | 1980-06-13 | ||
JPS5478122A (en) * | 1977-12-05 | 1979-06-22 | Mamiya Camera | Trigger circuit for strobe generator |
JPS5638031A (en) * | 1979-09-04 | 1981-04-13 | West Electric Co Ltd | Automatic dimming electronic flash device |
JPS6230412B2 (ja) * | 1979-09-04 | 1987-07-02 | West Electric Co | |
JPH0194925U (ja) * | 1987-12-17 | 1989-06-22 |
Also Published As
Publication number | Publication date |
---|---|
US3896333A (en) | 1975-07-22 |
JPS5729686B2 (ja) | 1982-06-24 |