JPH0454359B2 - - Google Patents

Info

Publication number
JPH0454359B2
JPH0454359B2 JP57139695A JP13969582A JPH0454359B2 JP H0454359 B2 JPH0454359 B2 JP H0454359B2 JP 57139695 A JP57139695 A JP 57139695A JP 13969582 A JP13969582 A JP 13969582A JP H0454359 B2 JPH0454359 B2 JP H0454359B2
Authority
JP
Japan
Prior art keywords
discharge tube
flash
light
flash discharge
light emitting
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.)
Expired - Lifetime
Application number
JP57139695A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5931599A (ja
Inventor
Kiwa Iida
Shingi Hagiuda
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.)
Nikon Corp
Original Assignee
Nippon Kogaku KK
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 Nippon Kogaku KK filed Critical Nippon Kogaku KK
Priority to JP57139695A priority Critical patent/JPS5931599A/ja
Priority to US06/521,346 priority patent/US4555648A/en
Priority to DE19833329082 priority patent/DE3329082A1/de
Publication of JPS5931599A publication Critical patent/JPS5931599A/ja
Publication of JPH0454359B2 publication Critical patent/JPH0454359B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Stroboscope Apparatuses (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
JP57139695A 1982-08-13 1982-08-13 電子閃光装置 Granted JPS5931599A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP57139695A JPS5931599A (ja) 1982-08-13 1982-08-13 電子閃光装置
US06/521,346 US4555648A (en) 1982-08-13 1983-08-08 Electronic flash unit utilizing pre-flash illumination of flashtube
DE19833329082 DE3329082A1 (de) 1982-08-13 1983-08-11 Elektronische blitzeinheit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57139695A JPS5931599A (ja) 1982-08-13 1982-08-13 電子閃光装置

Publications (2)

Publication Number Publication Date
JPS5931599A JPS5931599A (ja) 1984-02-20
JPH0454359B2 true JPH0454359B2 (en, 2012) 1992-08-31

Family

ID=15251259

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57139695A Granted JPS5931599A (ja) 1982-08-13 1982-08-13 電子閃光装置

Country Status (3)

Country Link
US (1) US4555648A (en, 2012)
JP (1) JPS5931599A (en, 2012)
DE (1) DE3329082A1 (en, 2012)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4942340A (en) * 1984-10-23 1990-07-17 Canon Kabushiki Kaisha Arrangement for displaying operation of booster circuit for flash device camera
US4899087A (en) * 1987-02-12 1990-02-06 Xerox Corporation Triggering circuit for series connected flash lamps
JP2536559B2 (ja) * 1987-11-13 1996-09-18 東芝ライテック株式会社 読取用放電ランプ装置および画像読取装置
US4996606A (en) * 1987-11-14 1991-02-26 Canon Kabushiki Kaisha Light emitting device and original reading apparatus having the device
US5285232A (en) * 1989-12-21 1994-02-08 Canon Kabushiki Kaisha Red-eye phenomenon preventing device
JPH06223789A (ja) * 1992-12-23 1994-08-12 Philips Electron Nv 無電極低圧放電ランプ
US5913083A (en) * 1998-01-06 1999-06-15 Eastman Kodak Company Camara-to-flash unit attachment assembly
US8157396B2 (en) * 2008-12-15 2012-04-17 Smith Jr Wilbert Leon Inhibiting unwanted photography and video recording
US10140540B2 (en) * 2015-06-03 2018-11-27 Perceptics, Llc Vehicle imaging system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127112A (en) * 1964-03-31 Photographic flash tube and reflector
US4246513A (en) * 1978-01-26 1981-01-20 Eastman Kodak Company Flash lamp discharge using radiant energy
JPS5629386A (en) * 1979-08-17 1981-03-24 Nec Corp Discharging device
US4369395A (en) * 1981-03-05 1983-01-18 Polaroid Corporation Electronic flash with safety switch feature

Also Published As

Publication number Publication date
DE3329082A1 (de) 1984-02-16
US4555648A (en) 1985-11-26
JPS5931599A (ja) 1984-02-20

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