HK1065371A1 - Retractable lens system - Google Patents

Retractable lens system

Info

Publication number
HK1065371A1
HK1065371A1 HK04108112A HK04108112A HK1065371A1 HK 1065371 A1 HK1065371 A1 HK 1065371A1 HK 04108112 A HK04108112 A HK 04108112A HK 04108112 A HK04108112 A HK 04108112A HK 1065371 A1 HK1065371 A1 HK 1065371A1
Authority
HK
Hong Kong
Prior art keywords
lens system
retractable lens
retractable
lens
Prior art date
Application number
HK04108112A
Other languages
English (en)
Inventor
Hiroahi Nomura
Original Assignee
Pentax Corp
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 Pentax Corp filed Critical Pentax Corp
Publication of HK1065371A1 publication Critical patent/HK1065371A1/xx

Links

Classifications

    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/143—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only
    • 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
    • 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
    • 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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Lens Barrels (AREA)
  • Structure And Mechanism Of Cameras (AREA)
HK04108112A 2002-08-27 2004-10-18 Retractable lens system HK1065371A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002247338A JP2004085932A (ja) 2002-08-27 2002-08-27 ズームレンズ鏡筒の繰出カム機構及び繰出カム機構

Publications (1)

Publication Number Publication Date
HK1065371A1 true HK1065371A1 (en) 2005-02-18

Family

ID=28786851

Family Applications (2)

Application Number Title Priority Date Filing Date
HK04108112A HK1065371A1 (en) 2002-08-27 2004-10-18 Retractable lens system
HK04108511A HK1065847A1 (en) 2002-08-27 2004-10-29 A cam mechanism of a photographing lens

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK04108511A HK1065847A1 (en) 2002-08-27 2004-10-29 A cam mechanism of a photographing lens

Country Status (8)

Country Link
US (2) US7039308B2 (zh)
JP (1) JP2004085932A (zh)
KR (2) KR20040019004A (zh)
CN (3) CN101329439B (zh)
DE (1) DE10339383B4 (zh)
GB (2) GB2394556B (zh)
HK (2) HK1065371A1 (zh)
TW (1) TWI269903B (zh)

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* Cited by examiner, † Cited by third party
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TWI229231B (en) 2002-02-21 2005-03-11 Pentax Corp Retractable lens system and method of retracting a retractable lens system
US7085486B2 (en) 2002-08-27 2006-08-01 Pentax Corporation Lens barrel incorporating a rotatable ring
US6959148B2 (en) 2002-08-27 2005-10-25 Pentax Corporation Retractable photographing lens
JP3863829B2 (ja) 2002-08-27 2006-12-27 ペンタックス株式会社 ズームレンズ鏡筒の繰出カム機構及び繰出カム機構
US6952526B2 (en) 2002-08-27 2005-10-04 Pentax Corporation Retractable lens barrel
US7050713B2 (en) 2002-08-27 2006-05-23 Pentax Corporation Optical element retracting mechanism for a photographing lens
US7068929B2 (en) * 2002-08-27 2006-06-27 Pentax Corporation Optical element retracting mechanism for a retractable lens
US7031603B2 (en) 2002-08-27 2006-04-18 Pentax Corporation Lens barrel
US7031604B2 (en) 2002-08-27 2006-04-18 Pentax Corporation Lens barrel incorporating the linear guide mechanism
JP2004085932A (ja) 2002-08-27 2004-03-18 Pentax Corp ズームレンズ鏡筒の繰出カム機構及び繰出カム機構
JP2004085934A (ja) 2002-08-27 2004-03-18 Pentax Corp ズームレンズ鏡筒の繰出カム機構及び繰出カム機構
US7027727B2 (en) 2002-08-27 2006-04-11 Pentax Corporation Lens barrel incorporating the cam mechanism
US7058293B2 (en) 2002-08-27 2006-06-06 Pentax Corporation Optical element retracting mechanism for a retractable lens
US7010224B2 (en) 2002-08-27 2006-03-07 Pentax Corporation Lens barrel incorporating the rotation transfer mechanism
US6978088B2 (en) * 2002-08-27 2005-12-20 Pentax Corporation Optical element retracting mechanism for a retractable lens
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JP3947129B2 (ja) * 2003-05-07 2007-07-18 ソニー株式会社 撮像装置
US7229223B2 (en) * 2004-02-03 2007-06-12 Pentax Corporation Rotation transfer mechanism and a zoom camera incorporating the rotation transfer mechanism
JP4571811B2 (ja) 2004-02-16 2010-10-27 Ｈｏｙａ株式会社 レンズ鏡筒のカム機構
JP4520190B2 (ja) * 2004-03-18 2010-08-04 Ｈｏｙａ株式会社 沈胴式レンズ鏡筒及び沈胴式レンズ鏡筒を備えたカメラ
JP4684597B2 (ja) 2004-08-13 2011-05-18 Ｈｏｙａ株式会社 レンズ制御装置
JP4647958B2 (ja) * 2004-08-31 2011-03-09 Ｈｏｙａ株式会社 ズームレンズ鏡筒の駆動機構
JP4520253B2 (ja) 2004-09-02 2010-08-04 Ｈｏｙａ株式会社 レンズ鏡筒
JP4722435B2 (ja) * 2004-08-31 2011-07-13 Ｈｏｙａ株式会社 ズームレンズ鏡筒のカム機構
JP4628039B2 (ja) * 2004-08-13 2011-02-09 Ｈｏｙａ株式会社 レンズ鏡筒
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JP5202802B2 (ja) * 2005-11-16 2013-06-05 Ｈｏｙａ株式会社 ズームレンズ鏡筒の繰出カム機構
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JP4748679B2 (ja) * 2006-06-29 2011-08-17 キヤノン株式会社 カム筒およびレンズ鏡筒
JP5201811B2 (ja) * 2006-07-10 2013-06-05 キヤノン株式会社 レンズ鏡筒及び撮像装置
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JP4917053B2 (ja) * 2008-02-04 2012-04-18 Ｈｏｙａ株式会社 ズームレンズ鏡筒の進退カム機構
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JP6223172B2 (ja) * 2013-12-25 2017-11-01 キヤノン株式会社 レンズ鏡筒及び撮像装置
JP6476825B2 (ja) * 2014-12-17 2019-03-06 コニカミノルタ株式会社 回動規制装置及びレンズ鏡胴
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JP7005397B2 (ja) * 2018-03-14 2022-01-21 キヤノン株式会社 回転操作ユニットおよび電子機器
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TWI671975B (zh) * 2018-08-02 2019-09-11 石宇動力能有限公司 渦輪電機
CN113253550B (zh) * 2020-02-07 2022-06-14 中强光电股份有限公司 可调式光学模块及投影机

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CN101587225A (zh) 2009-11-25
HK1065847A1 (en) 2005-03-04
CN101329439B (zh) 2010-09-29
GB0320029D0 (en) 2003-10-01
US7039308B2 (en) 2006-05-02
CN100360979C (zh) 2008-01-09
JP2004085932A (ja) 2004-03-18
CN1485643A (zh) 2004-03-31
GB2394783B (en) 2006-05-03
GB2394556B (en) 2006-11-22
CN101329439A (zh) 2008-12-24
GB2394783A (en) 2004-05-05
TW200403476A (en) 2004-03-01
KR20070114681A (ko) 2007-12-04
DE10339383B4 (de) 2008-12-11
GB2394556A (en) 2004-04-28
KR100882305B1 (ko) 2009-02-10
DE10339383A1 (de) 2004-03-18
GB0320030D0 (en) 2003-10-01
US20040042089A1 (en) 2004-03-04
USRE42717E1 (en) 2011-09-20
KR20040019004A (ko) 2004-03-04
TWI269903B (en) 2007-01-01

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