JP4556283B2 - レンズ鏡筒 - Google Patents

レンズ鏡筒 Download PDF

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Publication number
JP4556283B2
JP4556283B2 JP2000119818A JP2000119818A JP4556283B2 JP 4556283 B2 JP4556283 B2 JP 4556283B2 JP 2000119818 A JP2000119818 A JP 2000119818A JP 2000119818 A JP2000119818 A JP 2000119818A JP 4556283 B2 JP4556283 B2 JP 4556283B2
Authority
JP
Japan
Prior art keywords
ring
rotation
lens barrel
driving force
manual focus
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 - Lifetime
Application number
JP2000119818A
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English (en)
Japanese (ja)
Other versions
JP2001305411A (ja
JP2001305411A5 (enExample
Inventor
洋 谷岡
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.)
Nikon Corp
Original Assignee
Nikon 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 Nikon Corp filed Critical Nikon Corp
Priority to JP2000119818A priority Critical patent/JP4556283B2/ja
Priority to US09/836,184 priority patent/US6490098B2/en
Publication of JP2001305411A publication Critical patent/JP2001305411A/ja
Publication of JP2001305411A5 publication Critical patent/JP2001305411A5/ja
Application granted granted Critical
Publication of JP4556283B2 publication Critical patent/JP4556283B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
JP2000119818A 2000-04-20 2000-04-20 レンズ鏡筒 Expired - Lifetime JP4556283B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2000119818A JP4556283B2 (ja) 2000-04-20 2000-04-20 レンズ鏡筒
US09/836,184 US6490098B2 (en) 2000-04-20 2001-04-18 Lens barrel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000119818A JP4556283B2 (ja) 2000-04-20 2000-04-20 レンズ鏡筒

Publications (3)

Publication Number Publication Date
JP2001305411A JP2001305411A (ja) 2001-10-31
JP2001305411A5 JP2001305411A5 (enExample) 2007-05-31
JP4556283B2 true JP4556283B2 (ja) 2010-10-06

Family

ID=18630737

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000119818A Expired - Lifetime JP4556283B2 (ja) 2000-04-20 2000-04-20 レンズ鏡筒

Country Status (2)

Country Link
US (1) US6490098B2 (enExample)
JP (1) JP4556283B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7031603B2 (en) * 2002-08-27 2006-04-18 Pentax Corporation Lens barrel
US6862144B1 (en) * 2003-12-22 2005-03-01 Itt Manufacturing Enterprises, Inc. Aviator's night vision imaging system non-rotational objective lens
JP6436787B2 (ja) * 2015-01-13 2018-12-12 キヤノン株式会社 ズームレンズ鏡筒およびこれを用いた光学機器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5725310U (enExample) * 1980-07-21 1982-02-09
JPS5766425A (en) 1980-10-11 1982-04-22 Nippon Kogaku Kk <Nikon> Macrophotography mechanism of zoom lens
JPS5840708U (ja) * 1981-09-11 1983-03-17 キノ精密工業株式会社 ズ−ムレンズ鏡筒に於けるロツク機構
JP2793813B2 (ja) * 1988-01-12 1998-09-03 オリンパス光学工業株式会社 レンズ鏡筒
JP2742110B2 (ja) * 1989-10-17 1998-04-22 コニカ株式会社 しぼり選択機構
JPH03236008A (ja) * 1990-02-14 1991-10-22 Asahi Optical Co Ltd 電動ズームレンズ鏡筒
JPH03110409U (enExample) * 1990-02-28 1991-11-13
JPH08297236A (ja) * 1995-04-26 1996-11-12 Nikon Corp レンズ鏡筒
JPH10227966A (ja) * 1997-02-17 1998-08-25 Minolta Co Ltd レンズ駆動装置

Also Published As

Publication number Publication date
US20010033431A1 (en) 2001-10-25
JP2001305411A (ja) 2001-10-31
US6490098B2 (en) 2002-12-03

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