GB2222691B - Single lens reflex camera having an apparatus for stopping down the diaphragm - Google Patents

Single lens reflex camera having an apparatus for stopping down the diaphragm

Info

Publication number
GB2222691B
GB2222691B GB8919681A GB8919681A GB2222691B GB 2222691 B GB2222691 B GB 2222691B GB 8919681 A GB8919681 A GB 8919681A GB 8919681 A GB8919681 A GB 8919681A GB 2222691 B GB2222691 B GB 2222691B
Authority
GB
United Kingdom
Prior art keywords
diaphragm
single lens
lens reflex
reflex camera
stopping down
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 - Fee Related
Application number
GB8919681A
Other versions
GB2222691A (en
GB8919681D0 (en
Inventor
Asahi Kogaku Kogyo Kabu Kaisha
Masahiko Kurosaki
Toshiyuki Kitazawa
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
Priority claimed from JP11746588U external-priority patent/JPH0239236U/ja
Priority claimed from JP22925888A external-priority patent/JP2657404B2/en
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of GB8919681D0 publication Critical patent/GB8919681D0/en
Publication of GB2222691A publication Critical patent/GB2222691A/en
Application granted granted Critical
Publication of GB2222691B publication Critical patent/GB2222691B/en
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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cameras In General (AREA)
GB8919681A 1988-09-07 1989-08-31 Single lens reflex camera having an apparatus for stopping down the diaphragm Expired - Fee Related GB2222691B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11746588U JPH0239236U (en) 1988-09-07 1988-09-07
JP22925888A JP2657404B2 (en) 1988-09-13 1988-09-13 Depth confirmation device for single-lens reflex camera

Publications (3)

Publication Number Publication Date
GB8919681D0 GB8919681D0 (en) 1989-10-11
GB2222691A GB2222691A (en) 1990-03-14
GB2222691B true GB2222691B (en) 1993-04-14

Family

ID=26455566

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8919681A Expired - Fee Related GB2222691B (en) 1988-09-07 1989-08-31 Single lens reflex camera having an apparatus for stopping down the diaphragm

Country Status (3)

Country Link
DE (1) DE3929781C2 (en)
FR (1) FR2636442B1 (en)
GB (1) GB2222691B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3153483B2 (en) * 1996-11-19 2001-04-09 旭光学工業株式会社 Control method of SLR camera with preview function
JP3153482B2 (en) * 1996-11-19 2001-04-09 旭光学工業株式会社 SLR camera preview device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1293040A (en) * 1969-08-29 1972-10-18 Nippon Kogaku Kk Device for driving reflecting mirror of single-lens reflex camera
US4720718A (en) * 1986-02-07 1988-01-19 Fuji Photo Film Co., Ltd. Reflex camera

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204759A (en) * 1977-11-25 1980-05-27 Konishiroku Photo Industry Co., Ltd. Camera with built-in motor
JPS619394Y2 (en) * 1980-04-30 1986-03-25
US4443083A (en) * 1981-03-19 1984-04-17 Nippon Kogaku K.K. Driving apparatus in a camera
US4441800A (en) * 1981-05-25 1984-04-10 Nippon Kogaku K.K. Driving system in camera
JPS59229531A (en) * 1983-06-13 1984-12-24 Canon Inc Motor-driven aperture device of camera
JP2590326B2 (en) * 1985-11-02 1997-03-12 オリンパス光学工業株式会社 Camera power transmission mechanism
JPS62163034A (en) * 1986-01-13 1987-07-18 Minolta Camera Co Ltd Camera capable of trimming photographing
JPH06214129A (en) * 1993-01-20 1994-08-05 Matsushita Electric Ind Co Ltd Optical integrated circuit and second harmonic generator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1293040A (en) * 1969-08-29 1972-10-18 Nippon Kogaku Kk Device for driving reflecting mirror of single-lens reflex camera
US4720718A (en) * 1986-02-07 1988-01-19 Fuji Photo Film Co., Ltd. Reflex camera

Also Published As

Publication number Publication date
DE3929781C2 (en) 1997-09-18
FR2636442A1 (en) 1990-03-16
FR2636442B1 (en) 1993-04-09
DE3929781A1 (en) 1990-03-15
GB2222691A (en) 1990-03-14
GB8919681D0 (en) 1989-10-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070831