JPH0427432U - - Google Patents

Info

Publication number
JPH0427432U
JPH0427432U JP1990067125U JP6712590U JPH0427432U JP H0427432 U JPH0427432 U JP H0427432U JP 1990067125 U JP1990067125 U JP 1990067125U JP 6712590 U JP6712590 U JP 6712590U JP H0427432 U JPH0427432 U JP H0427432U
Authority
JP
Japan
Prior art keywords
sector
opening
exposure amount
photo interrupter
motor
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
JP1990067125U
Other languages
English (en)
Japanese (ja)
Other versions
JP2517474Y2 (ja
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 filed Critical
Priority to JP1990067125U priority Critical patent/JP2517474Y2/ja
Priority to DE4120452A priority patent/DE4120452A1/de
Priority to US07/719,880 priority patent/US5220376A/en
Priority to GB9113604A priority patent/GB2246869B/en
Publication of JPH0427432U publication Critical patent/JPH0427432U/ja
Application granted granted Critical
Publication of JP2517474Y2 publication Critical patent/JP2517474Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/14—Two separate members moving in opposite directions
    • 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
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/099—Arrangement of photoelectric elements in or on 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/10—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device a servo-motor providing energy to move the setting member
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters
    • G03B9/10—Blade or disc rotating or pivoting about axis normal to its plane
    • G03B9/24—Adjusting size of aperture formed by members when fully open so as to constitute a virtual diaphragm that is adjustable
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/58—Means for varying duration of "open" period of shutter
    • G03B9/62—Means for varying duration of "open" period of shutter by varying interval of time between end of opening movement and beginning of closing movement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Shutters For Cameras (AREA)
JP1990067125U 1990-06-25 1990-06-25 カメラ用シャッタ Expired - Fee Related JP2517474Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP1990067125U JP2517474Y2 (ja) 1990-06-25 1990-06-25 カメラ用シャッタ
DE4120452A DE4120452A1 (de) 1990-06-25 1991-06-20 Kameraverschluss
US07/719,880 US5220376A (en) 1990-06-25 1991-06-24 Arrangement for compensating for variable speed of a camera shutter
GB9113604A GB2246869B (en) 1990-06-25 1991-06-24 Camera shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990067125U JP2517474Y2 (ja) 1990-06-25 1990-06-25 カメラ用シャッタ

Publications (2)

Publication Number Publication Date
JPH0427432U true JPH0427432U (en]) 1992-03-04
JP2517474Y2 JP2517474Y2 (ja) 1996-11-20

Family

ID=13335875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990067125U Expired - Fee Related JP2517474Y2 (ja) 1990-06-25 1990-06-25 カメラ用シャッタ

Country Status (4)

Country Link
US (1) US5220376A (en])
JP (1) JP2517474Y2 (en])
DE (1) DE4120452A1 (en])
GB (1) GB2246869B (en])

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07152063A (ja) * 1993-11-29 1995-06-16 Nikon Corp カメラ
US5835800A (en) * 1993-12-13 1998-11-10 Nikon Corporation Camera and recording medium forwarding device suitable for use in a camera
JPH08211444A (ja) * 1995-02-01 1996-08-20 Nikon Corp シャッタ装置
US5953545A (en) * 1996-01-26 1999-09-14 Asahi Kogaku Kogyo Kabushiki Kaisha Exposure controlling device for camera
US5907725A (en) * 1996-01-26 1999-05-25 Asahi Kogaku Kogyo Kabushiki Kaisha Electronically controlled camera
GB2309535B (en) * 1996-01-26 2000-08-09 Asahi Optical Co Ltd Exposure controlling device for camera
GB2309532B (en) * 1996-01-26 2000-08-30 Asahi Optical Co Ltd Exposure controlling device for camera
US5790905A (en) * 1996-01-26 1998-08-04 Asahi Kogaku Kogyo Kabushiki Kaisha Exposure controlling device for camera
JP4212150B2 (ja) * 1998-07-03 2009-01-21 オリンパス株式会社 撮像装置
JP2001059985A (ja) * 1999-08-23 2001-03-06 Seiko Precision Inc カメラ用シャッタ

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55143545A (en) * 1979-04-26 1980-11-08 Canon Inc Electromagnetically driven shutter
GB2185586B (en) * 1986-01-13 1989-11-22 Seikosha Kk Shutter control device for a camera
JPS62194239A (ja) * 1986-02-21 1987-08-26 Seiko Koki Kk カメラ用シヤツタ制御装置
JP2608705B2 (ja) * 1986-01-13 1997-05-14 セイコープレシジョン株式会社 カメラ用シャッタ駆動モータの速度制御装置
JPH0524896Y2 (en]) * 1986-12-26 1993-06-24
US5014082A (en) * 1989-12-04 1991-05-07 Polaroid Corporation Method and apparatus for compensating for shutter speed variations

Also Published As

Publication number Publication date
US5220376A (en) 1993-06-15
DE4120452A1 (de) 1992-01-16
GB2246869B (en) 1994-03-09
GB2246869A (en) 1992-02-12
JP2517474Y2 (ja) 1996-11-20

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees