FR2649806A1 - Dispositif de signalisation de l'etat de deux flashes dans un viseur d'appareil photo - Google Patents

Dispositif de signalisation de l'etat de deux flashes dans un viseur d'appareil photo Download PDF

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Publication number
FR2649806A1
FR2649806A1 FR9009020A FR9009020A FR2649806A1 FR 2649806 A1 FR2649806 A1 FR 2649806A1 FR 9009020 A FR9009020 A FR 9009020A FR 9009020 A FR9009020 A FR 9009020A FR 2649806 A1 FR2649806 A1 FR 2649806A1
Authority
FR
France
Prior art keywords
flash
built
external
indicator
signaling device
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.)
Pending
Application number
FR9009020A
Other languages
English (en)
French (fr)
Inventor
Isao Soshi
Kazuo Goto
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo 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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of FR2649806A1 publication Critical patent/FR2649806A1/fr
Pending 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light
    • G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder
    • 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
    • G03B2215/0514—Separate unit
    • 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
    • G03B2215/0514—Separate unit
    • G03B2215/0557—Multiple units, e.g. slave-unit

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Viewfinders (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
FR9009020A 1989-07-17 1990-07-16 Dispositif de signalisation de l'etat de deux flashes dans un viseur d'appareil photo Pending FR2649806A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989083830U JPH0324639U (enrdf_load_stackoverflow) 1989-07-17 1989-07-17

Publications (1)

Publication Number Publication Date
FR2649806A1 true FR2649806A1 (fr) 1991-01-18

Family

ID=13813614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9009020A Pending FR2649806A1 (fr) 1989-07-17 1990-07-16 Dispositif de signalisation de l'etat de deux flashes dans un viseur d'appareil photo

Country Status (4)

Country Link
JP (1) JPH0324639U (enrdf_load_stackoverflow)
DE (1) DE4022536A1 (enrdf_load_stackoverflow)
FR (1) FR2649806A1 (enrdf_load_stackoverflow)
GB (1) GB2235055A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6404987B1 (en) * 1998-09-07 2002-06-11 Canon Kabushiki Kaisha Flash system
DE10013015B4 (de) 1999-03-19 2010-07-08 Hoya Corp. Blitzsteuersystem, externes Blitzgerät und Kamera
DE10013113B4 (de) * 1999-03-19 2010-07-08 Hoya Corp. Blitzsteuersystem, externes Blitzgerät und Kamera
DE10013010A1 (de) 1999-03-19 2000-09-21 Asahi Optical Co Ltd Fernsteuersystem für ein Blitzlichtgerät

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2055227A (en) * 1979-06-22 1981-02-25 Takematsu Y Electronic flash apparatus
GB2083245A (en) * 1980-07-24 1982-03-17 Fuji Koeki Corp Electric flash apparatus
JPS60177333A (ja) * 1984-02-24 1985-09-11 Asahi Optical Co Ltd ストロボ作動状況のフアインダ表示装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688664A (en) * 1969-12-09 1972-09-05 Canon Kk Flash device for a camera
JPS576831A (en) * 1980-06-16 1982-01-13 Nippon Kogaku Kk <Nikon> Camera having strobe signal display device
DD212121B1 (de) * 1982-12-01 1993-10-07 Schneider Feinwerktechnik Jos Einrichtung zur blitzfotografie

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2055227A (en) * 1979-06-22 1981-02-25 Takematsu Y Electronic flash apparatus
GB2083245A (en) * 1980-07-24 1982-03-17 Fuji Koeki Corp Electric flash apparatus
JPS60177333A (ja) * 1984-02-24 1985-09-11 Asahi Optical Co Ltd ストロボ作動状況のフアインダ表示装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 10, no. 26 (P-425)(2083) 31 Janvier 1986 & JP-A-60 177 333 ( ASAHI KOGAKU K.K. ) 11 Septembre 1985 *

Also Published As

Publication number Publication date
GB2235055A (en) 1991-02-20
GB9015394D0 (en) 1990-08-29
DE4022536A1 (de) 1991-01-24
JPH0324639U (enrdf_load_stackoverflow) 1991-03-14

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