FR2049851A5 - - Google Patents

Info

Publication number
FR2049851A5
FR2049851A5 FR7020343A FR7020343A FR2049851A5 FR 2049851 A5 FR2049851 A5 FR 2049851A5 FR 7020343 A FR7020343 A FR 7020343A FR 7020343 A FR7020343 A FR 7020343A FR 2049851 A5 FR2049851 A5 FR 2049851A5
Authority
FR
France
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
Application number
FR7020343A
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo 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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Application granted granted Critical
Publication of FR2049851A5 publication Critical patent/FR2049851A5/fr
Expired 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of the camera
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Exposure Control For Cameras (AREA)
FR7020343A 1969-06-06 1970-06-03 Expired FR2049851A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4481169 1969-06-06

Publications (1)

Publication Number Publication Date
FR2049851A5 true FR2049851A5 (fr) 1971-03-26

Family

ID=12701796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7020343A Expired FR2049851A5 (fr) 1969-06-06 1970-06-03

Country Status (4)

Country Link
US (1) US3680457A (fr)
DE (1) DE2027818A1 (fr)
FR (1) FR2049851A5 (fr)
GB (1) GB1316633A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4888934A (fr) * 1972-02-23 1973-11-21
JPS5888731A (ja) * 1981-11-24 1983-05-26 Fuji Koeki Kk 閃光放電発光器におけるテスト発光装置
US5115261A (en) * 1989-07-25 1992-05-19 Asahi Kogaku Kogyo Kabushiki Kaisha Photographing light quantity controller for endoscope
JP3181579B2 (ja) * 1990-07-26 2001-07-03 旭光学工業株式会社 内視鏡用撮影システムの露光制御装置
US5485201A (en) * 1992-08-28 1996-01-16 Asahi Kogaku Kogyo Kabushiki Kaisha Fill-in light emitting apparatus and still video camera
CN102879977B (zh) * 2012-10-29 2015-03-04 青岛海信移动通信技术股份有限公司 相机闪光控制方法、控制装置及移动终端

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3173347A (en) * 1963-03-06 1965-03-16 Eastman Kodak Co Autoamtic exposure control for a camera
US3324779A (en) * 1964-05-26 1967-06-13 Asahi Optical Co Ltd Photoelectric time control shutter circuit for photographic camera
DE1472579A1 (de) * 1965-07-10 1969-02-20 Agfa Gevaert Ag Fotografische Kamera mit einer aus einer Endstellung ablaufenden Einrichtung zur Veraenderung der Blendengroesse

Also Published As

Publication number Publication date
GB1316633A (en) 1973-05-09
DE2027818A1 (de) 1971-01-14
US3680457A (en) 1972-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse