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GB2309528B - Camera with lens barrier apparatus - Google Patents

Camera with lens barrier apparatus

Info

Publication number
GB2309528B
GB2309528B GB9701435A GB9701435A GB2309528B GB 2309528 B GB2309528 B GB 2309528B GB 9701435 A GB9701435 A GB 9701435A GB 9701435 A GB9701435 A GB 9701435A GB 2309528 B GB2309528 B GB 2309528B
Authority
GB
United Kingdom
Prior art keywords
camera
lens barrier
barrier apparatus
lens
barrier
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
GB9701435A
Other versions
GB9701435D0 (en
GB2309528A (en
Inventor
Hiroshi Nomura
Kazuyoshi Azegami
Takamitsu Sasaki
Yasushi Tabata
Norio Numako
Yoshinari Tanimura
Takuma Sato
Masaaki Kishimoto
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 JP03252396A external-priority patent/JP3360781B2/en
Priority claimed from JP03252296A external-priority patent/JP3360780B2/en
Priority claimed from JP05835096A external-priority patent/JP3367322B2/en
Priority claimed from JP8058335A external-priority patent/JPH09230435A/en
Priority claimed from JP03412696A external-priority patent/JP3362361B2/en
Priority claimed from JP03482296A external-priority patent/JP3365900B2/en
Priority claimed from GB9614331A external-priority patent/GB2303222B/en
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to GB0012049A priority Critical patent/GB2348710B/en
Priority to GB0012063A priority patent/GB2348711B/en
Priority to GB0012080A priority patent/GB2348712B/en
Publication of GB9701435D0 publication Critical patent/GB9701435D0/en
Publication of GB2309528A publication Critical patent/GB2309528A/en
Application granted granted Critical
Publication of GB2309528B publication Critical patent/GB2309528B/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/24—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D1/00—Producing articles with screw-threads
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
    • G02B7/102—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens controlled by a microcomputer
    • 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
    • G03B17/02—Bodies
    • 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
    • G03B17/02—Bodies
    • G03B17/04—Bodies collapsible, foldable or extensible, e.g. book type
    • 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
    • G03B7/091—Digital circuits
    • G03B7/097—Digital circuits for control of both exposure time and aperture
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/22—Secondary treatment of printed circuits
    • H05K3/28—Applying non-metallic protective coatings
    • H05K3/281—Applying non-metallic protective coatings by means of a preformed insulating foil

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Blocking Light For Cameras (AREA)
  • Lens Barrels (AREA)
GB9701435A 1996-01-26 1997-01-24 Camera with lens barrier apparatus Expired - Fee Related GB2309528B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0012080A GB2348712B (en) 1996-01-26 1997-01-24 Camera with lens barrier apparatus
GB0012063A GB2348711B (en) 1996-01-26 1997-01-24 Camera with lens barrier apparatus
GB0012049A GB2348710B (en) 1996-01-26 1997-01-24 Camera with lens barrier apparatus

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP1231796 1996-01-26
JP03252396A JP3360781B2 (en) 1996-02-20 1996-02-20 Lens barrier opening and closing mechanism
JP03252296A JP3360780B2 (en) 1996-02-20 1996-02-20 Lens barrier opening and closing mechanism
JP8058335A JPH09230435A (en) 1996-02-21 1996-02-21 Camera with zoom
JP03412696A JP3362361B2 (en) 1996-02-21 1996-02-21 Lens barrel with lens barrier mechanism
JP05835096A JP3367322B2 (en) 1996-02-21 1996-02-21 Camera lens barrier control device
JP03482296A JP3365900B2 (en) 1996-02-22 1996-02-22 Zoom lens camera with barrier device
GB9614331A GB2303222B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera and a method of controlling such a camera

Publications (3)

Publication Number Publication Date
GB9701435D0 GB9701435D0 (en) 1997-03-12
GB2309528A GB2309528A (en) 1997-07-30
GB2309528B true GB2309528B (en) 2000-11-22

Family

ID=27571328

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9701435A Expired - Fee Related GB2309528B (en) 1996-01-26 1997-01-24 Camera with lens barrier apparatus

Country Status (1)

Country Link
GB (1) GB2309528B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2335499B (en) * 1995-07-07 1999-12-29 Asahi Optical Co Ltd A lens shutter type of zoom lens camera
US5774748A (en) * 1995-07-07 1998-06-30 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens barrel and camera having such a barret
GB2413644A (en) * 2004-04-28 2005-11-02 Thomas Filin Zoom lens driving motors

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2042748A (en) * 1979-02-07 1980-09-24 Agfa Gevaert Ag Camera having separate covers for photographing lens and direct vision viewfinder
US4410253A (en) * 1981-05-28 1983-10-18 Canon Kabushiki Kaisha Camera having lens protection cover
US4457604A (en) * 1981-02-27 1984-07-03 Canon Kabushiki Kaisha Camera having lens protection cover
US4696559A (en) * 1984-11-27 1987-09-29 Asahi Kogaku Kogyo Kabushiki Kaisha Variable focal length, automatic focusing camera with a single motor
US4752796A (en) * 1985-09-20 1988-06-21 Nippon Kogaku K. K. Still camera
GB2202955A (en) * 1987-03-23 1988-10-05 Seikosha Kk A motor-driven shutter for a camera
US4868590A (en) * 1987-10-20 1989-09-19 Fuji Photo Film Co., Ltd. Camera with changeable focal length
GB2230354A (en) * 1989-03-31 1990-10-17 Asahi Optical Co Ltd Camera zoom lens
GB2244562A (en) * 1990-06-01 1991-12-04 Asahi Optical Co Ltd Optical path barrier of camera
JPH06303496A (en) * 1993-04-09 1994-10-28 Sony Corp Lens cover drive mechanism

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2042748A (en) * 1979-02-07 1980-09-24 Agfa Gevaert Ag Camera having separate covers for photographing lens and direct vision viewfinder
US4457604A (en) * 1981-02-27 1984-07-03 Canon Kabushiki Kaisha Camera having lens protection cover
US4410253A (en) * 1981-05-28 1983-10-18 Canon Kabushiki Kaisha Camera having lens protection cover
US4696559A (en) * 1984-11-27 1987-09-29 Asahi Kogaku Kogyo Kabushiki Kaisha Variable focal length, automatic focusing camera with a single motor
US4752796A (en) * 1985-09-20 1988-06-21 Nippon Kogaku K. K. Still camera
GB2202955A (en) * 1987-03-23 1988-10-05 Seikosha Kk A motor-driven shutter for a camera
US4876563A (en) * 1987-03-23 1989-10-24 Seikosha Co., Ltd. Motor-driven shutter for camera
US4868590A (en) * 1987-10-20 1989-09-19 Fuji Photo Film Co., Ltd. Camera with changeable focal length
GB2230354A (en) * 1989-03-31 1990-10-17 Asahi Optical Co Ltd Camera zoom lens
GB2244562A (en) * 1990-06-01 1991-12-04 Asahi Optical Co Ltd Optical path barrier of camera
JPH06303496A (en) * 1993-04-09 1994-10-28 Sony Corp Lens cover drive mechanism

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WPI Abstract Accession No. 95-017940/03 & JP 06 303 496 A *

Also Published As

Publication number Publication date
GB9701435D0 (en) 1997-03-12
GB2309528A (en) 1997-07-30

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Legal Events

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

Effective date: 20080124