GB2223322B - Automatic focus/exposure operating apparatus for a camera - Google Patents

Automatic focus/exposure operating apparatus for a camera

Info

Publication number
GB2223322B
GB2223322B GB8918785A GB8918785A GB2223322B GB 2223322 B GB2223322 B GB 2223322B GB 8918785 A GB8918785 A GB 8918785A GB 8918785 A GB8918785 A GB 8918785A GB 2223322 B GB2223322 B GB 2223322B
Authority
GB
United Kingdom
Prior art keywords
camera
automatic focus
operating apparatus
exposure operating
exposure
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 - Lifetime
Application number
GB8918785A
Other versions
GB2223322A (en
GB8918785D0 (en
Inventor
Kazuo Akimoto
Miyoshi Tanigawa
Toshiaki Hirai
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.)
Seikosha KK
Original Assignee
Seikosha 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
Priority claimed from JP63204227A external-priority patent/JP2717136B2/en
Priority claimed from JP63259190A external-priority patent/JP2596814B2/en
Application filed by Seikosha KK filed Critical Seikosha KK
Publication of GB8918785D0 publication Critical patent/GB8918785D0/en
Publication of GB2223322A publication Critical patent/GB2223322A/en
Application granted granted Critical
Publication of GB2223322B publication Critical patent/GB2223322B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • 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
    • 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
    • G03B9/14—Two separate members moving in opposite directions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
GB8918785A 1988-08-17 1989-08-17 Automatic focus/exposure operating apparatus for a camera Expired - Lifetime GB2223322B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63204227A JP2717136B2 (en) 1988-08-17 1988-08-17 Camera auto focus and exposure actuator
JP63259190A JP2596814B2 (en) 1988-10-14 1988-10-14 Camera auto focus and exposure actuator

Publications (3)

Publication Number Publication Date
GB8918785D0 GB8918785D0 (en) 1989-09-27
GB2223322A GB2223322A (en) 1990-04-04
GB2223322B true GB2223322B (en) 1992-09-16

Family

ID=26514350

Family Applications (2)

Application Number Title Priority Date Filing Date
GB8918730A Expired - Lifetime GB2223595B (en) 1988-08-17 1989-08-16 Automatic focus/exposure operating apparatus for a camera
GB8918785A Expired - Lifetime GB2223322B (en) 1988-08-17 1989-08-17 Automatic focus/exposure operating apparatus for a camera

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB8918730A Expired - Lifetime GB2223595B (en) 1988-08-17 1989-08-16 Automatic focus/exposure operating apparatus for a camera

Country Status (2)

Country Link
GB (2) GB2223595B (en)
HK (1) HK20594A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367935A (en) * 1977-12-29 1983-01-11 Konishiroku Photo Industry Co., Ltd. Camera equipped with an automatic focus adjusting device
US4523829A (en) * 1983-03-11 1985-06-18 Fuji Photo Optical Co., Ltd. Automatic focus detecting device
US4702584A (en) * 1984-06-16 1987-10-27 Minolta Camera Kabushiki Kaisha Automatic focusing camera
GB2209403A (en) * 1987-08-31 1989-05-10 Seikosha Kk Motor driven shutter mechanism for a camera

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367935A (en) * 1977-12-29 1983-01-11 Konishiroku Photo Industry Co., Ltd. Camera equipped with an automatic focus adjusting device
US4523829A (en) * 1983-03-11 1985-06-18 Fuji Photo Optical Co., Ltd. Automatic focus detecting device
US4702584A (en) * 1984-06-16 1987-10-27 Minolta Camera Kabushiki Kaisha Automatic focusing camera
GB2209403A (en) * 1987-08-31 1989-05-10 Seikosha Kk Motor driven shutter mechanism for a camera

Also Published As

Publication number Publication date
GB2223322A (en) 1990-04-04
GB2223595B (en) 1992-09-23
HK20594A (en) 1994-03-18
GB2223595A (en) 1990-04-11
GB8918730D0 (en) 1989-09-27
GB8918785D0 (en) 1989-09-27

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Legal Events

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

Effective date: 19930817

728C Application made for restoration (sect. 28/1977)
728A Order made restoring the patent (sect. 28/1977)
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19950711

PCNP Patent ceased through non-payment of renewal fee

Effective date: 19970817