JP4521916B2 - レンズ鏡筒用カム筒、レンズ鏡筒およびこれを備えたカメラ - Google Patents

レンズ鏡筒用カム筒、レンズ鏡筒およびこれを備えたカメラ Download PDF

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Publication number
JP4521916B2
JP4521916B2 JP2000033146A JP2000033146A JP4521916B2 JP 4521916 B2 JP4521916 B2 JP 4521916B2 JP 2000033146 A JP2000033146 A JP 2000033146A JP 2000033146 A JP2000033146 A JP 2000033146A JP 4521916 B2 JP4521916 B2 JP 4521916B2
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JP
Japan
Prior art keywords
cam
lens barrel
side wall
region
wall surface
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
JP2000033146A
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English (en)
Japanese (ja)
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JP2001221941A5 (enExample
JP2001221941A (ja
Inventor
太 平居
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.)
Canon Inc
Original Assignee
Canon Inc
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
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2000033146A priority Critical patent/JP4521916B2/ja
Priority to US09/776,829 priority patent/US6424469B2/en
Priority to CNB011119748A priority patent/CN1157619C/zh
Publication of JP2001221941A publication Critical patent/JP2001221941A/ja
Publication of JP2001221941A5 publication Critical patent/JP2001221941A5/ja
Application granted granted Critical
Publication of JP4521916B2 publication Critical patent/JP4521916B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • B29C45/2612—Moulds having tubular mould cavities for manufacturing tubular articles with an annular groove
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
JP2000033146A 2000-02-10 2000-02-10 レンズ鏡筒用カム筒、レンズ鏡筒およびこれを備えたカメラ Expired - Fee Related JP4521916B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2000033146A JP4521916B2 (ja) 2000-02-10 2000-02-10 レンズ鏡筒用カム筒、レンズ鏡筒およびこれを備えたカメラ
US09/776,829 US6424469B2 (en) 2000-02-10 2001-02-05 Lens barrel
CNB011119748A CN1157619C (zh) 2000-02-10 2001-02-07 镜头筒

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000033146A JP4521916B2 (ja) 2000-02-10 2000-02-10 レンズ鏡筒用カム筒、レンズ鏡筒およびこれを備えたカメラ

Publications (3)

Publication Number Publication Date
JP2001221941A JP2001221941A (ja) 2001-08-17
JP2001221941A5 JP2001221941A5 (enExample) 2007-03-29
JP4521916B2 true JP4521916B2 (ja) 2010-08-11

Family

ID=18557667

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000033146A Expired - Fee Related JP4521916B2 (ja) 2000-02-10 2000-02-10 レンズ鏡筒用カム筒、レンズ鏡筒およびこれを備えたカメラ

Country Status (3)

Country Link
US (1) US6424469B2 (enExample)
JP (1) JP4521916B2 (enExample)
CN (1) CN1157619C (enExample)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003519410A (ja) * 1999-12-30 2003-06-17 アプライド、サイエンス、フィクシャン、インク 可視光を使用してデジタルフィルムを現像するための改良されたシステムおよび方法
US6807016B2 (en) * 2000-09-22 2004-10-19 Pentax Corporation Lens barrel
US6891668B2 (en) 2000-09-22 2005-05-10 Pentax Corporation Lens barrel
US6795251B2 (en) 2000-09-22 2004-09-21 Pentax Corporation Lens drive mechanism
US6853503B2 (en) 2000-09-22 2005-02-08 Pentax Corporation Eccentricity-prevention mechanism for a pair of lens-supporting rings
US6680804B2 (en) 2000-09-22 2004-01-20 Pentax Corporation Zoom lens mechanism
US6707620B2 (en) 2000-09-22 2004-03-16 Pentax Corporation Zoom lens mechanism
US6798582B2 (en) 2000-09-22 2004-09-28 Pentax Corporation Reduction gear mechanism
US6661586B2 (en) 2000-09-22 2003-12-09 Pentax Corporation Ring member shift mechanism and lens group shift mechanism
DE10146937B4 (de) 2000-09-22 2008-12-24 Hoya Corp. Einrichtung zum Steuern eines Objektivantriebs
US6728045B2 (en) 2000-09-22 2004-04-27 Pentax Corporation Zoom lens barrel
US6657793B2 (en) 2000-09-27 2003-12-02 Pentax Corporation Lens barrel
JP2002277930A (ja) * 2001-03-21 2002-09-25 Asahi Optical Co Ltd レンズバリヤを備えたカメラ
JP2002277925A (ja) 2001-03-21 2002-09-25 Asahi Optical Co Ltd レンズシャッタ機構
JP2002277712A (ja) 2001-03-21 2002-09-25 Asahi Optical Co Ltd レンズガイド機構
JP2002277924A (ja) * 2001-03-21 2002-09-25 Asahi Optical Co Ltd レンズシャッタ機構
JP2002277926A (ja) * 2001-03-21 2002-09-25 Asahi Optical Co Ltd 遮光部材開閉機構
JP2002277708A (ja) * 2001-03-22 2002-09-25 Asahi Optical Co Ltd レンズブロック
JP3679724B2 (ja) * 2001-03-22 2005-08-03 ペンタックス株式会社 ズームレンズ鏡筒
JP2002277923A (ja) 2001-03-22 2002-09-25 Asahi Optical Co Ltd レンズシャッタのｆｐｃ配設構造及びｆｐｃ配設構造
JP3742562B2 (ja) 2001-03-22 2006-02-08 ペンタックス株式会社 レンズ鏡筒のストッパ構造
US6522481B2 (en) * 2001-03-22 2003-02-18 Pentax Corporation Cam structure for zoom lens barrel assembly
JP4695298B2 (ja) * 2001-06-28 2011-06-08 オリンパス株式会社 レンズ鏡筒
JP4250695B2 (ja) * 2002-07-02 2009-04-08 アークレイ株式会社 穿刺装置への穿刺用部材のセッティング方法、および穿刺装置
JP4387702B2 (ja) * 2003-06-24 2009-12-24 キヤノン株式会社 レンズ鏡筒
US7307798B2 (en) * 2003-07-29 2007-12-11 The Brunton Company Multi-step locking eye cup twist up device
TWI274928B (en) * 2003-09-22 2007-03-01 Alps Electric Co Ltd Focal point adjustment device
JP4359115B2 (ja) * 2003-10-22 2009-11-04 パナソニック株式会社 沈胴式レンズ鏡筒
JP4497907B2 (ja) * 2003-12-12 2010-07-07 キヤノン株式会社 レンズ装置およびカメラ
JP4622696B2 (ja) 2005-06-20 2011-02-02 株式会社ニコン カム駆動機構
JP5049605B2 (ja) * 2007-01-29 2012-10-17 パナソニック株式会社 円筒成形品、レンズ鏡筒、カメラおよび射出成形用金型
US7460777B1 (en) * 2007-07-05 2008-12-02 Hines Stephen P Covert wide-angle camera adapter
CN101359079B (zh) * 2007-07-30 2010-04-14 佛山普立华科技有限公司 镜头模组
CN101373246A (zh) * 2007-08-24 2009-02-25 佛山普立华科技有限公司 镜头筒
CN101373247A (zh) * 2007-08-24 2009-02-25 佛山普立华科技有限公司 投影机镜筒组件及具有该镜筒组件的投影机镜头
JP5590903B2 (ja) * 2010-02-05 2014-09-17 キヤノン株式会社 撮像レンズ、撮像装置、及び撮像装置の制御方法
US10571712B2 (en) 2015-01-28 2020-02-25 Canon Kabushiki Kaisha Lens barrel that prevents oscillation phenomenon of lens barrel, and image pickup apparatus
JP6700801B2 (ja) * 2015-01-28 2020-05-27 キヤノン株式会社 レンズ鏡筒、及び撮像装置
DE102017107756A1 (de) * 2017-04-11 2018-10-11 Voss Automotive Gmbh "Kunststoff-Steckverbinder und Verfahren zu dessen Herstellung"
US10739552B2 (en) * 2018-02-21 2020-08-11 Panavision International, L.P. Internally slotted cam for lens system
US11478127B2 (en) * 2019-03-28 2022-10-25 Olympus Corporation Thin-walled spiral tube for use with endoscope
CN110261983B (zh) * 2019-06-04 2021-09-03 贵州倍易通科技有限公司 一种用于相机镜头的驱动装置
CN113347342B (zh) * 2021-06-11 2023-04-18 维沃移动通信有限公司 拍摄装置及电子设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3078034B2 (ja) * 1990-11-09 2000-08-21 オリンパス光学工業株式会社 レンズ鏡筒
JP3218476B2 (ja) * 1992-02-27 2001-10-15 株式会社ニコン レンズ鏡筒
JP3276171B2 (ja) * 1992-08-17 2002-04-22 旭光学工業株式会社 ズームレンズ鏡筒
JPH0743581A (ja) * 1993-07-27 1995-02-14 Canon Inc レンズ鏡筒
JPH07191252A (ja) * 1993-12-27 1995-07-28 Canon Inc カメラ
JPH10293239A (ja) * 1997-04-18 1998-11-04 Asahi Optical Co Ltd ズームレンズ鏡筒
JP3811281B2 (ja) * 1997-12-10 2006-08-16 オリンパス株式会社 ズームレンズ鏡筒

Also Published As

Publication number Publication date
US20010015858A1 (en) 2001-08-23
CN1157619C (zh) 2004-07-14
CN1309322A (zh) 2001-08-22
US6424469B2 (en) 2002-07-23
JP2001221941A (ja) 2001-08-17

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