FR2744228B1 - Barillet d'objectif comportant un mecanisme de guidage rectiligne - Google Patents

Barillet d'objectif comportant un mecanisme de guidage rectiligne

Info

Publication number
FR2744228B1
FR2744228B1 FR9700718A FR9700718A FR2744228B1 FR 2744228 B1 FR2744228 B1 FR 2744228B1 FR 9700718 A FR9700718 A FR 9700718A FR 9700718 A FR9700718 A FR 9700718A FR 2744228 B1 FR2744228 B1 FR 2744228B1
Authority
FR
France
Prior art keywords
rectiline
guiding mechanism
objective barrel
barrel
objective
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
FR9700718A
Other languages
English (en)
Other versions
FR2744228A1 (fr
Inventor
Hiroshi Nomura
Kazuyoshi Azegami
Takamitsu Sasaki
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 JP01231896A external-priority patent/JP3255570B2/ja
Priority claimed from JP01231996A external-priority patent/JP3288917B2/ja
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of FR2744228A1 publication Critical patent/FR2744228A1/fr
Application granted granted Critical
Publication of FR2744228B1 publication Critical patent/FR2744228B1/fr
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
    • 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
    • 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
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
    • G03B11/043—Protective lens closures or lens caps built into cameras
    • 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
    • G03B17/12—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
    • 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)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
FR9700718A 1996-01-26 1997-01-24 Barillet d'objectif comportant un mecanisme de guidage rectiligne Expired - Fee Related FR2744228B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP01231896A JP3255570B2 (ja) 1996-01-26 1996-01-26 レンズ鏡筒の直進ガイド機構
JP01231996A JP3288917B2 (ja) 1996-01-26 1996-01-26 レンズ鏡筒の直進ガイド機構
JP1231796 1996-01-26

Publications (2)

Publication Number Publication Date
FR2744228A1 FR2744228A1 (fr) 1997-08-01
FR2744228B1 true FR2744228B1 (fr) 2005-04-15

Family

ID=27279790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9700718A Expired - Fee Related FR2744228B1 (fr) 1996-01-26 1997-01-24 Barillet d'objectif comportant un mecanisme de guidage rectiligne

Country Status (4)

Country Link
US (1) US6023376A (fr)
KR (1) KR100333505B1 (fr)
DE (1) DE19702492A1 (fr)
FR (1) FR2744228B1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6206544B1 (en) * 1997-08-15 2001-03-27 Paul D. Costa Catadioptric lens system for collecting and directing light from large aperture luminescent light illuminating fixtures
JP3766609B2 (ja) 2001-07-06 2006-04-12 ペンタックス株式会社 ズームレンズ鏡筒の構造
JP3798967B2 (ja) * 2001-10-31 2006-07-19 ペンタックス株式会社 レンズ鏡筒
JP3787298B2 (ja) * 2001-10-31 2006-06-21 ペンタックス株式会社 レンズ鏡筒
US6987930B2 (en) * 2002-08-27 2006-01-17 Pentax Corporation Lens barrel incorporating the advancing/retracting mechanism
JP2006145704A (ja) * 2004-11-17 2006-06-08 Olympus Corp レンズ鏡筒及び電子機器
JP4722567B2 (ja) * 2005-05-31 2011-07-13 Ｈｏｙａ株式会社 レンズ鏡筒のばね張設構造
JP4727300B2 (ja) * 2005-05-31 2011-07-20 Ｈｏｙａ株式会社 可動部材の支持構造およびレンズ鏡筒の可動部材支持構造
JP4744939B2 (ja) * 2005-06-01 2011-08-10 Ｈｏｙａ株式会社 レンズ鏡筒
JP4537892B2 (ja) * 2005-06-01 2010-09-08 Ｈｏｙａ株式会社 レンズ鏡筒
JP2007003970A (ja) * 2005-06-27 2007-01-11 Pentax Corp 撮像装置および撮像装置の偏光フィルタ回転制御方法
JP4537896B2 (ja) * 2005-06-27 2010-09-08 Ｈｏｙａ株式会社 撮像装置
JP4744964B2 (ja) * 2005-07-22 2011-08-10 Ｈｏｙａ株式会社 撮像装置
JP4744963B2 (ja) * 2005-07-22 2011-08-10 Ｈｏｙａ株式会社 レンズ鏡筒
CN101354468B (zh) * 2007-07-23 2010-06-23 鸿富锦精密工业（深圳）有限公司 变焦装置
JP5015201B2 (ja) * 2009-06-26 2012-08-29 Ｈｏｙａ株式会社 レンズ鏡筒の直進案内機構
US8807847B2 (en) 2011-02-09 2014-08-19 Panasonic Corporation Lens barrel and imaging device
US8861104B2 (en) * 2011-02-09 2014-10-14 Panasonic Corporation Lens barrel and imaging device
US9028159B2 (en) * 2011-05-12 2015-05-12 Nan Chang O-Film Optoelectronics Technology Ltd Camera module with threadless lens barrel engagement design
CN103174961B (zh) * 2011-12-23 2016-06-29 海洋王照明科技股份有限公司 一种可调节聚光和泛光的灯头装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4944030B1 (en) * 1986-05-12 1993-05-25 Asahi Optical Co Ltd Lens shutter camera including zoom lens
US5231449A (en) * 1988-06-03 1993-07-27 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens barrel and camera incorporating such barrel
JPH02220014A (ja) * 1989-02-21 1990-09-03 Olympus Optical Co Ltd ズームレンズ鏡筒
US5245476A (en) * 1989-03-14 1993-09-14 Asahi Kogaku Kogyo Kabushiki Kaisha Zoom lens barrel
JP3190403B2 (ja) * 1992-01-08 2001-07-23 オリンパス光学工業株式会社 レンズ鏡筒
US5373397A (en) * 1992-01-08 1994-12-13 Olympus Optical Co. Ltd. Lens barrel of short length having the capability of a large zooming magnification and a zoom lens capable of a large forward movement
JPH0584908U (ja) * 1992-04-17 1993-11-16 旭光学工業株式会社 ズームレンズ鏡筒の遊び除去装置
JP2596881Y2 (ja) * 1992-06-23 1999-06-21 旭光学工業株式会社 レンズ鏡筒のフレキシブル基板の装着構造
JP2575125Y2 (ja) * 1992-12-14 1998-06-25 旭光学工業株式会社 カメラの駆動力伝達装置
US5812325A (en) * 1996-01-26 1998-09-22 Asahi Kogaku Kogyo Kabushiki Kaisha Telescoping-type of zoom lens
US5737644A (en) * 1996-01-26 1998-04-07 Asahi Kogaku Kogyo Kabushiki Kaisha Lens drive mechanism
US5812887A (en) * 1996-01-26 1998-09-22 Asahi Kogaku Kogyo Kabushiki Kaisha Lens supporting structure

Also Published As

Publication number Publication date
KR100333505B1 (ko) 2002-07-18
KR970059821A (ko) 1997-08-12
FR2744228A1 (fr) 1997-08-01
US6023376A (en) 2000-02-08
DE19702492A1 (de) 1997-07-31

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070930