JPS5638031A - Automatic dimming electronic flash device - Google Patents
Automatic dimming electronic flash deviceInfo
- Publication number
- JPS5638031A JPS5638031A JP11373179A JP11373179A JPS5638031A JP S5638031 A JPS5638031 A JP S5638031A JP 11373179 A JP11373179 A JP 11373179A JP 11373179 A JP11373179 A JP 11373179A JP S5638031 A JPS5638031 A JP S5638031A
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- switching element
- trigger
- operates
- discharge tube
- Prior art date
- 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
Landscapes
- Stroboscope Apparatuses (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Power Conversion In General (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11373179A JPS5638031A (en) | 1979-09-04 | 1979-09-04 | Automatic dimming electronic flash device |
US06/184,043 US4344020A (en) | 1979-09-04 | 1980-09-04 | Electronic flash device capable of automatic flash duration adjustment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11373179A JPS5638031A (en) | 1979-09-04 | 1979-09-04 | Automatic dimming electronic flash device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5638031A true JPS5638031A (en) | 1981-04-13 |
JPS6230412B2 JPS6230412B2 (ja) | 1987-07-02 |
Family
ID=14619702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11373179A Granted JPS5638031A (en) | 1979-09-04 | 1979-09-04 | Automatic dimming electronic flash device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5638031A (ja) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59222821A (ja) * | 1983-05-31 | 1984-12-14 | Olympus Optical Co Ltd | 継続発光ストロボ装置 |
JPS59226332A (ja) * | 1983-06-07 | 1984-12-19 | Olympus Optical Co Ltd | ストロボのトリガ装置 |
JPS59226331A (ja) * | 1983-06-07 | 1984-12-19 | Olympus Optical Co Ltd | 転流コンデンサの急速充電装置 |
JPS6090323A (ja) * | 1983-10-24 | 1985-05-21 | Olympus Optical Co Ltd | ストロボ装置 |
JPS6091334A (ja) * | 1983-10-26 | 1985-05-22 | Olympus Optical Co Ltd | 継続発光ストロボ装置 |
JPS60225834A (ja) * | 1984-04-24 | 1985-11-11 | Olympus Optical Co Ltd | ダイナミツク形フラツト発光ストロボ装置 |
JPS60225833A (ja) * | 1984-04-24 | 1985-11-11 | Olympus Optical Co Ltd | ダイナミツク形フラツト発光ストロボ装置 |
JPS6150125A (ja) * | 1984-08-18 | 1986-03-12 | West Electric Co Ltd | 電子閃光装置 |
JPS6199126A (ja) * | 1984-10-22 | 1986-05-17 | Olympus Optical Co Ltd | ストロボ装置 |
JPH0651863U (ja) * | 1992-12-18 | 1994-07-15 | 株式会社松本電子工業 | ピンホール検出器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS498221A (ja) * | 1972-05-10 | 1974-01-24 |
-
1979
- 1979-09-04 JP JP11373179A patent/JPS5638031A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS498221A (ja) * | 1972-05-10 | 1974-01-24 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59222821A (ja) * | 1983-05-31 | 1984-12-14 | Olympus Optical Co Ltd | 継続発光ストロボ装置 |
JPH0462367B2 (ja) * | 1983-05-31 | 1992-10-06 | Olympus Optical Co | |
JPH0462368B2 (ja) * | 1983-06-07 | 1992-10-06 | Olympus Optical Co | |
JPS59226332A (ja) * | 1983-06-07 | 1984-12-19 | Olympus Optical Co Ltd | ストロボのトリガ装置 |
JPS59226331A (ja) * | 1983-06-07 | 1984-12-19 | Olympus Optical Co Ltd | 転流コンデンサの急速充電装置 |
JPS6090323A (ja) * | 1983-10-24 | 1985-05-21 | Olympus Optical Co Ltd | ストロボ装置 |
JPS6091334A (ja) * | 1983-10-26 | 1985-05-22 | Olympus Optical Co Ltd | 継続発光ストロボ装置 |
JPH0579970B2 (ja) * | 1983-10-26 | 1993-11-05 | Olympus Optical Co | |
JPS60225833A (ja) * | 1984-04-24 | 1985-11-11 | Olympus Optical Co Ltd | ダイナミツク形フラツト発光ストロボ装置 |
JPS60225834A (ja) * | 1984-04-24 | 1985-11-11 | Olympus Optical Co Ltd | ダイナミツク形フラツト発光ストロボ装置 |
JPS6150125A (ja) * | 1984-08-18 | 1986-03-12 | West Electric Co Ltd | 電子閃光装置 |
JPH0528367B2 (ja) * | 1984-08-18 | 1993-04-26 | West Electric Co | |
JPS6199126A (ja) * | 1984-10-22 | 1986-05-17 | Olympus Optical Co Ltd | ストロボ装置 |
JPH0528369B2 (ja) * | 1984-10-22 | 1993-04-26 | Olympus Optical Co | |
JPH0651863U (ja) * | 1992-12-18 | 1994-07-15 | 株式会社松本電子工業 | ピンホール検出器 |
Also Published As
Publication number | Publication date |
---|---|
JPS6230412B2 (ja) | 1987-07-02 |
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