JPS556395A - Method and device for determining exposure time and stop in photography camera - Google Patents

Method and device for determining exposure time and stop in photography camera

Info

Publication number
JPS556395A
JPS556395A JP7825979A JP7825979A JPS556395A JP S556395 A JPS556395 A JP S556395A JP 7825979 A JP7825979 A JP 7825979A JP 7825979 A JP7825979 A JP 7825979A JP S556395 A JPS556395 A JP S556395A
Authority
JP
Japan
Prior art keywords
stop
exposure time
determining exposure
photography camera
photography
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
JP7825979A
Other languages
Japanese (ja)
Inventor
Renchiyureru Uarudemaaru
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.)
Hittech Prontor GmbH
Original Assignee
Prontor Werk Alfred Gauthier GmbH
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 Prontor Werk Alfred Gauthier GmbH filed Critical Prontor Werk Alfred Gauthier GmbH
Publication of JPS556395A publication Critical patent/JPS556395A/en
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
    • 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
    • G03B9/08—Shutters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
JP7825979A 1978-06-24 1979-06-22 Method and device for determining exposure time and stop in photography camera Pending JPS556395A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2827857A DE2827857C2 (en) 1978-06-24 1978-06-24 Lens shutter to achieve extremely short exposure times

Publications (1)

Publication Number Publication Date
JPS556395A true JPS556395A (en) 1980-01-17

Family

ID=6042706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7825979A Pending JPS556395A (en) 1978-06-24 1979-06-22 Method and device for determining exposure time and stop in photography camera

Country Status (4)

Country Link
JP (1) JPS556395A (en)
CH (1) CH646530A5 (en)
DE (1) DE2827857C2 (en)
GB (1) GB2027917B (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56102527U (en) * 1979-12-29 1981-08-11
JPS58180538U (en) * 1982-05-27 1983-12-02 日本電産コパル株式会社 Laminated structure of electromagnetic actuator for camera
JPS59116630A (en) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd Aperture device of camera
JPS59116631A (en) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd Electromagnetically driven shutter device
JPS60216339A (en) * 1984-11-30 1985-10-29 Nippon Seimitsu Kogyo Kk Stop device
JPH0389331A (en) * 1989-09-01 1991-04-15 Asahi Optical Co Ltd Shutter device for camera
JPH0628843U (en) * 1992-09-22 1994-04-15 株式会社コパル Camera shutter
JP2013008017A (en) * 2011-05-26 2013-01-10 Canon Inc Light amount adjustment device and optical device including the same

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56101131A (en) * 1980-01-17 1981-08-13 Copal Co Ltd Driving circuit of electromagnetic shutter for single-lens reflex camera
DE3221370C2 (en) * 1982-06-05 1984-03-08 Prontor-Werk Alfred Gauthier Gmbh, 7547 Wildbad Lens shutter for cameras, in particular for view cameras
JPH0342132U (en) * 1989-09-01 1991-04-22
US5202721A (en) * 1989-09-01 1993-04-13 Asahi Kogaku Kogyo Kabushiki Kaisha Shutter device in automatic focusing and exposure camera
GB2272532B (en) * 1992-11-10 1995-11-15 Samsung Aerospace Ind Electromagnetic shutter apparatus
US5349414A (en) * 1992-11-16 1994-09-20 Samsung Aerospace Industries, Ind. Aperture-priority lens shutter apparatus for a camera
GB9515328D0 (en) * 1995-07-26 1995-09-20 Willson Peter D W Apparatus for modifying light quality:-diaphagm,colour changer and dimmer
US5742850A (en) * 1996-01-26 1998-04-21 Asahi Kogaku Kogyo Kabushiki Kaisha Lens shutter type of camera
US5812889A (en) * 1996-01-26 1998-09-22 Asahi Kogaku Kogyo Kabushiki Kaisha Lens guide mechanism of a lens shutter type of camera
US5734936A (en) * 1996-01-26 1998-03-31 Asahi Kogaku Kogyo Kabushiki Kaisha Lens shutter type of camera
DE102010021478B4 (en) * 2010-01-28 2012-12-27 Leica Camera Ag Device for controlling a central closure
KR20180065686A (en) * 2016-12-08 2018-06-18 삼성전자주식회사 Camera Module including a aperture and Electronic device including the same
CN117124296B (en) * 2023-10-12 2024-03-12 国网山西省电力公司电力科学研究院 Butt joint device for sampling extra-high voltage oil filling equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515577A (en) * 1974-07-03 1976-01-17 Hitachi Ltd ONDOKAI HEIKI

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1944185U (en) * 1963-07-03 1966-08-11 Hattori Tokeiten Kk CLOSURE FOR PHOTOGRAPHIC LENSES.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515577A (en) * 1974-07-03 1976-01-17 Hitachi Ltd ONDOKAI HEIKI

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56102527U (en) * 1979-12-29 1981-08-11
JPS58180538U (en) * 1982-05-27 1983-12-02 日本電産コパル株式会社 Laminated structure of electromagnetic actuator for camera
JPS59116630A (en) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd Aperture device of camera
JPS59116631A (en) * 1982-12-23 1984-07-05 Konishiroku Photo Ind Co Ltd Electromagnetically driven shutter device
JPS60216339A (en) * 1984-11-30 1985-10-29 Nippon Seimitsu Kogyo Kk Stop device
JPS6321173B2 (en) * 1984-11-30 1988-05-06 Nippon Seimitsu Kogyo
JPH0389331A (en) * 1989-09-01 1991-04-15 Asahi Optical Co Ltd Shutter device for camera
JPH0628843U (en) * 1992-09-22 1994-04-15 株式会社コパル Camera shutter
JP2013008017A (en) * 2011-05-26 2013-01-10 Canon Inc Light amount adjustment device and optical device including the same

Also Published As

Publication number Publication date
DE2827857C2 (en) 1983-01-20
DE2827857A1 (en) 1980-01-03
GB2027917A (en) 1980-02-27
CH646530A5 (en) 1984-11-30
GB2027917B (en) 1983-03-23

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