JPS5933012U - ズ−ムレンズ鏡筒 - Google Patents

ズ−ムレンズ鏡筒

Info

Publication number
JPS5933012U
JPS5933012U JP1982125514U JP12551482U JPS5933012U JP S5933012 U JPS5933012 U JP S5933012U JP 1982125514 U JP1982125514 U JP 1982125514U JP 12551482 U JP12551482 U JP 12551482U JP S5933012 U JPS5933012 U JP S5933012U
Authority
JP
Japan
Prior art keywords
lens group
movable
fixed
lens barrel
zoom lens
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.)
Pending
Application number
JP1982125514U
Other languages
English (en)
Inventor
大森　幸男
内藤　英史
均 今成
無量井　武
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 JP1982125514U priority Critical patent/JPS5933012U/ja
Priority to US06/523,364 priority patent/US4558927A/en
Publication of JPS5933012U publication Critical patent/JPS5933012U/ja
Pending legal-status Critical Current

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
    • 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)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図は本考案に係るズームレンズ鏡筒の一例の断面図
、第２図は固定鏡筒１の部分展開図、第３図は第４レン
ズ室１３、第５レンズ室１６のそれぞれの足部を示す断
面図、第４図は合焦用カム部材１８の部分展開図、第５
図は合焦用カム部材１８と距離プリセット環２１との間
のクリックバネ部構造を示す拡大断面図、第６図は伝達
部材２４の展開図、そして第７図は後部バヨネット２及
び絞り環３の外形図である。 〔主要部分の符号の説明〕、Ｌｌ・・・固定レンズ群、
Ｌ２・・・第１の可動レンズ群、Ｌ４・・・第２の可動
レンズ群、粍・・・第３の可動レンズ群、１・・・固定
筒、１３．　１６．　２０・・・可動保持部材。

Claims (1)

    【実用新案登録請求の範囲】
  1. 被写体側より順に並設された固定レンズ群と、第１の可
    動レンズ群と、第２の可動レンズ群と、第３の可動レン
    ズ群とを含み、該各可動レンズ群をそれぞれ保持する第
    １、第２、第３の可動保持部材を固定筒内周にそれぞれ
    光軸方向変位可能に配設すると共に、前記固定レンズ群
    を該固定筒先端部に固設し、合焦操作に応じて前記第１
    の可動保持部材を変位させ、変倍操作に応じて前記第２
    と第３の可動保持部材を変位させることを特徴とするズ
    ームレンズ鏡筒。
JP1982125514U 1982-08-21 1982-08-21 ズ−ムレンズ鏡筒 Pending JPS5933012U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1982125514U JPS5933012U (ja) 1982-08-21 1982-08-21 ズ−ムレンズ鏡筒
US06/523,364 US4558927A (en) 1982-08-21 1983-08-15 Zoom lens assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982125514U JPS5933012U (ja) 1982-08-21 1982-08-21 ズ−ムレンズ鏡筒

Publications (1)

Publication Number Publication Date
JPS5933012U true JPS5933012U (ja) 1984-02-29

Family

ID=14912019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982125514U Pending JPS5933012U (ja) 1982-08-21 1982-08-21 ズ−ムレンズ鏡筒

Country Status (2)

Country Link
US (1) US4558927A (ja)
JP (1) JPS5933012U (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4840474A (en) * 1987-07-02 1989-06-20 Heft Dallas E Furnace viewing system
JP3240758B2 (ja) * 1993-07-15 2001-12-25 ミノルタ株式会社 ズームレンズ装置及びカメラ
SG47529A1 (en) * 1993-08-27 1998-04-17 Asahi Optical Co Ltd Zoom lens barrel
JPH0980564A (ja) * 1995-09-14 1997-03-28 Nikon Corp 像ブレ補正装置を有するズームレンズ鏡筒
JP3587324B2 (ja) * 1996-02-16 2004-11-10 富士写真光機株式会社 インナーフォーカス式ズームレンズ
CN109154710B (zh) * 2016-05-27 2022-03-08 深圳市大疆创新科技有限公司 用于平衡变焦镜头的重心的系统
CN207926714U (zh) * 2018-01-24 2018-09-28 深圳市道通智能航空技术有限公司 镜头组件及移动终端

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52109952A (en) * 1976-03-11 1977-09-14 Canon Inc Zoom lens

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1112979A (fr) * 1954-10-22 1956-03-21 Objectif à distance focale variable
US3090282A (en) * 1959-01-28 1963-05-21 Angenieux Pierre Mechanism for controlling the axial displacements of optical elements
DE1165988B (de) * 1960-01-07 1964-03-19 Leitz Ernst Gmbh Pankratisches Objektiv
US3765748A (en) * 1972-09-01 1973-10-16 H Mito Mechanism for relative adjustment of axially spaced lens components
DE2255048A1 (de) * 1972-11-10 1974-05-09 Isco Optische Werke Gmbh Kunststoff-fassung fuer objektive mit veraenderbarer brennweite
DE2533825C3 (de) * 1975-07-29 1979-02-01 Jos. Schneider & Co, Optische Werke, 6550 Bad Kreuznach Entfernungseinstellung bei Objektiven mit veränderbarer Brennweite
JPS5680011A (en) * 1979-12-05 1981-07-01 Ricoh Co Ltd Internal reflection reducing device in zoom lens

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52109952A (en) * 1976-03-11 1977-09-14 Canon Inc Zoom lens

Also Published As

Publication number Publication date
US4558927A (en) 1985-12-17

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