JPS5638031A - Automatic dimming electronic flash device - Google Patents

Automatic dimming electronic flash device

Info

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
Application number
JP11373179A
Other languages
English (en)
Other versions
JPS6230412B2 (ja
Inventor
Katsumi Horinishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
West Electric Co Ltd
Original Assignee
West Electric Co Ltd
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 West Electric Co Ltd filed Critical West Electric Co Ltd
Priority to JP11373179A priority Critical patent/JPS5638031A/ja
Priority to US06/184,043 priority patent/US4344020A/en
Publication of JPS5638031A publication Critical patent/JPS5638031A/ja
Publication of JPS6230412B2 publication Critical patent/JPS6230412B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Stroboscope Apparatuses (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Power Conversion In General (AREA)
JP11373179A 1979-09-04 1979-09-04 Automatic dimming electronic flash device Granted JPS5638031A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS498221A (ja) * 1972-05-10 1974-01-24

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS498221A (ja) * 1972-05-10 1974-01-24

Cited By (15)

* Cited by examiner, † Cited by third party
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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