GB2335507B - A lens shutter type of zoom lens camera - Google Patents

A lens shutter type of zoom lens camera

Info

Publication number
GB2335507B
GB2335507B GB9909675A GB9909675A GB2335507B GB 2335507 B GB2335507 B GB 2335507B GB 9909675 A GB9909675 A GB 9909675A GB 9909675 A GB9909675 A GB 9909675A GB 2335507 B GB2335507 B GB 2335507B
Authority
GB
United Kingdom
Prior art keywords
lens
shutter type
camera
zoom lens
zoom
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
GB9909675A
Other versions
GB2335507A (en
GB9909675D0 (en
Inventor
Takayuki Ito
Hiroshi Nomura
Kazuyoshi Azegami
Takamitsu Sasaki
Yasushi Tabata
Norio Numako
Yoshinari Tanimura
Takuma Sato
Masaaki Kishimoto
Kosei Kosako
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 JP8000365A external-priority patent/JPH09185104A/en
Priority claimed from JP02833396A external-priority patent/JP3831439B2/en
Priority claimed from JP03236596A external-priority patent/JP3869483B2/en
Priority claimed from JP03412096A external-priority patent/JP3645638B2/en
Priority claimed from JP03406396A external-priority patent/JP3831442B2/en
Priority claimed from JP8034042A external-priority patent/JPH09230205A/en
Priority claimed from JP03412596A external-priority patent/JP3727999B2/en
Priority claimed from JP03404096A external-priority patent/JP3831440B2/en
Priority claimed from JP8034039A external-priority patent/JPH09230219A/en
Priority claimed from JP03411896A external-priority patent/JP3831443B2/en
Priority claimed from JP03404196A external-priority patent/JP3869484B2/en
Priority claimed from JP8034038A external-priority patent/JPH09230405A/en
Priority claimed from JP03406296A external-priority patent/JP3831441B2/en
Priority claimed from JP8034823A external-priority patent/JPH09230210A/en
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority claimed from GB9614331A external-priority patent/GB2303222B/en
Publication of GB9909675D0 publication Critical patent/GB9909675D0/en
Publication of GB2335507A publication Critical patent/GB2335507A/en
Publication of GB2335507B publication Critical patent/GB2335507B/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
    • H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
    • H05B41/325—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation by measuring the incident light
    • 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
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • 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
    • 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
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/16—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly in accordance with both the intensity of the flash source and the distance of the flash source from the object, e.g. in accordance with the "guide number" of the flash bulb and the focusing of 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
    • 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
    • G03B2217/00—Details of cameras or camera bodies; Accessories therefor
    • G03B2217/002—Details of arrangement of components in or on camera body
    • 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)
  • Mechanical Engineering (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Lens Barrels (AREA)
GB9909675A 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera Expired - Fee Related GB2335507B (en)

Applications Claiming Priority (17)

Application Number Priority Date Filing Date Title
JP17221695 1995-07-07
JP8000365A JPH09185104A (en) 1996-01-05 1996-01-05 Variable power finder driving mechanism for camera
JP02833396A JP3831439B2 (en) 1996-02-15 1996-02-15 Zoom lens driving method
JP03236596A JP3869483B2 (en) 1996-02-20 1996-02-20 Zoom lens camera with zoom finder
JP8034039A JPH09230219A (en) 1996-02-21 1996-02-21 Zoom lens camera
JP03411896A JP3831443B2 (en) 1996-02-21 1996-02-21 camera
JP03412096A JP3645638B2 (en) 1996-02-21 1996-02-21 Zoom lens camera
JP8034038A JPH09230405A (en) 1996-02-21 1996-02-21 Zoom lens camera
JP03406396A JP3831442B2 (en) 1996-02-21 1996-02-21 Zoom lens camera
JP03406296A JP3831441B2 (en) 1996-02-21 1996-02-21 Zoom lens camera
JP03404196A JP3869484B2 (en) 1996-02-21 1996-02-21 Zoom lens camera focus method
JP03404096A JP3831440B2 (en) 1996-02-21 1996-02-21 Zoom lens camera
JP03412596A JP3727999B2 (en) 1996-02-21 1996-02-21 Zoom lens camera with zoom finder
JP8034042A JPH09230205A (en) 1996-02-21 1996-02-21 Zoom lens camera
JP8034823A JPH09230210A (en) 1996-02-22 1996-02-22 Zoom lens camera provided with lens barrier mechanism
JP4315896 1996-02-29
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
GB9909675D0 GB9909675D0 (en) 1999-06-23
GB2335507A GB2335507A (en) 1999-09-22
GB2335507B true GB2335507B (en) 1999-12-29

Family

ID=27585886

Family Applications (9)

Application Number Title Priority Date Filing Date
GB9909702A Expired - Fee Related GB2335501B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909698A Withdrawn GB2335500A (en) 1995-07-07 1996-07-08 Camera zoom lens barrel withdrawable into camera
GB9909695A Expired - Fee Related GB2335289B (en) 1995-07-07 1996-07-08 A zoom lens shutter type of zoom lens camera
GB9909696A Expired - Fee Related GB2335508B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909673A Expired - Fee Related GB2335506B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909675A Expired - Fee Related GB2335507B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909671A Expired - Fee Related GB2335505B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909694A Expired - Fee Related GB2335499B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909697A Expired - Fee Related GB2335290B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera

Family Applications Before (5)

Application Number Title Priority Date Filing Date
GB9909702A Expired - Fee Related GB2335501B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909698A Withdrawn GB2335500A (en) 1995-07-07 1996-07-08 Camera zoom lens barrel withdrawable into camera
GB9909695A Expired - Fee Related GB2335289B (en) 1995-07-07 1996-07-08 A zoom lens shutter type of zoom lens camera
GB9909696A Expired - Fee Related GB2335508B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909673A Expired - Fee Related GB2335506B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB9909671A Expired - Fee Related GB2335505B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909694A Expired - Fee Related GB2335499B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera
GB9909697A Expired - Fee Related GB2335290B (en) 1995-07-07 1996-07-08 A lens shutter type of zoom lens camera

Country Status (1)

Country Link
GB (9) GB2335501B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4885600A (en) * 1987-03-10 1989-12-05 Olympus Optical Co., Ltd. Zoom mechanism for a zoom lens in cameras and the like
US5323199A (en) * 1992-01-17 1994-06-21 Fuji Photo Film Co., Ltd. Zoom camera and method of operating the same

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT343937B (en) * 1975-08-06 1978-06-26 Eumig PANRATIC LENS
GB1595350A (en) * 1976-11-24 1981-08-12 Bell & Howell Co Dual macro zoom optical system
JPH0652333B2 (en) * 1983-08-19 1994-07-06 ミノルタカメラ株式会社 Zoom lens barrel
US4974949B1 (en) * 1987-12-21 1996-06-04 Asahi Optical Co Ltd Zoom lens barrel
US5463442A (en) * 1988-08-31 1995-10-31 Canon Kabushiki Kaisha Interchangeable lens unit for use in camera system
JP2508115Y2 (en) * 1990-06-13 1996-08-21 旭光学工業株式会社 Zoom camera
US5392159A (en) * 1991-01-18 1995-02-21 Ricoh Company, Ltd. Zoom lens device of two-lens group structure and driving device of varifocal lens of two-lens group structure
JP3066541B2 (en) * 1991-01-18 2000-07-17 株式会社リコー Zoom lens device with two groups
US5345338A (en) * 1992-03-30 1994-09-06 Minolta Camera Kabushiki Kaisha Zoom lens system for use in a copying apparatus
GB2309528B (en) * 1996-01-26 2000-11-22 Asahi Optical Co Ltd Camera with lens barrier apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4885600A (en) * 1987-03-10 1989-12-05 Olympus Optical Co., Ltd. Zoom mechanism for a zoom lens in cameras and the like
US5323199A (en) * 1992-01-17 1994-06-21 Fuji Photo Film Co., Ltd. Zoom camera and method of operating the same

Also Published As

Publication number Publication date
GB2335290A (en) 1999-09-15
GB9909673D0 (en) 1999-06-23
GB2335508B (en) 1999-12-29
GB9909694D0 (en) 1999-06-23
GB2335508A (en) 1999-09-22
GB2335506A (en) 1999-09-22
GB2335500A (en) 1999-09-22
GB2335290B (en) 2000-02-09
GB2335501B (en) 1999-12-29
GB9909702D0 (en) 1999-06-23
GB2335507A (en) 1999-09-22
GB2335506B (en) 1999-12-29
GB2335501A (en) 1999-09-22
GB2335289B (en) 1999-12-29
GB2335505B (en) 1999-12-29
GB9909696D0 (en) 1999-06-23
GB9909675D0 (en) 1999-06-23
GB2335499A (en) 1999-09-22
GB9909671D0 (en) 1999-06-23
GB2335499B (en) 1999-12-29
GB9909695D0 (en) 1999-06-23
GB9909698D0 (en) 1999-06-23
GB2335289A (en) 1999-09-15
GB9909697D0 (en) 1999-06-23
GB2335505A (en) 1999-09-22

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Legal Events

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

Effective date: 20070708