JPH045971B2 - - Google Patents

Info

Publication number
JPH045971B2
JPH045971B2 JP56062164A JP6216481A JPH045971B2 JP H045971 B2 JPH045971 B2 JP H045971B2 JP 56062164 A JP56062164 A JP 56062164A JP 6216481 A JP6216481 A JP 6216481A JP H045971 B2 JPH045971 B2 JP H045971B2
Authority
JP
Japan
Prior art keywords
transistor
light
strobe
photometry
voltage
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
JP56062164A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57177129A (en
Inventor
Takashi Kodama
Masabumi Yamazaki
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP56062164A priority Critical patent/JPS57177129A/ja
Publication of JPS57177129A publication Critical patent/JPS57177129A/ja
Publication of JPH045971B2 publication Critical patent/JPH045971B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G03B2215/0503—Built-in units
JP56062164A 1981-04-23 1981-04-23 Light emission controller of stroboscopic lamp of camera Granted JPS57177129A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56062164A JPS57177129A (en) 1981-04-23 1981-04-23 Light emission controller of stroboscopic lamp of camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56062164A JPS57177129A (en) 1981-04-23 1981-04-23 Light emission controller of stroboscopic lamp of camera

Publications (2)

Publication Number Publication Date
JPS57177129A JPS57177129A (en) 1982-10-30
JPH045971B2 true JPH045971B2 (fr) 1992-02-04

Family

ID=13192196

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56062164A Granted JPS57177129A (en) 1981-04-23 1981-04-23 Light emission controller of stroboscopic lamp of camera

Country Status (1)

Country Link
JP (1) JPS57177129A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0621908B2 (ja) * 1982-12-29 1994-03-23 ミノルタカメラ株式会社 閃光撮影装置
JPS59172632A (ja) * 1983-03-22 1984-09-29 Konishiroku Photo Ind Co Ltd カメラの全自動露出制御方法
JPS59168735U (ja) * 1983-04-27 1984-11-12 富士写真フイルム株式会社 被写体輝度検出装置
US4690536A (en) * 1985-09-09 1987-09-01 Minolta Camera Kabushiki Kaisha Exposure control device for a camera in flash photography
JPH077171B2 (ja) * 1985-09-09 1995-01-30 ミノルタ株式会社 分割測光式カメラ
JP2590834B2 (ja) * 1986-09-29 1997-03-12 株式会社ニコン カメラの自動日中シンクロシステム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5666833A (en) * 1979-11-02 1981-06-05 Mamiya Koki Kk Auxiliary light control device for camera using both averaged overall light reading and partial light reading
JPS574028A (en) * 1980-06-06 1982-01-09 Konan Camera Kenkyusho:Kk Daytime synchronization indicator for camera
JPS5717931A (en) * 1980-07-07 1982-01-29 Mamiya Koki Kk Controlling circuit for ae camera

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5666833A (en) * 1979-11-02 1981-06-05 Mamiya Koki Kk Auxiliary light control device for camera using both averaged overall light reading and partial light reading
JPS574028A (en) * 1980-06-06 1982-01-09 Konan Camera Kenkyusho:Kk Daytime synchronization indicator for camera
JPS5717931A (en) * 1980-07-07 1982-01-29 Mamiya Koki Kk Controlling circuit for ae camera

Also Published As

Publication number Publication date
JPS57177129A (en) 1982-10-30

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