JPH0194912U - - Google Patents

Info

Publication number
JPH0194912U
JPH0194912U JP19105787U JP19105787U JPH0194912U JP H0194912 U JPH0194912 U JP H0194912U JP 19105787 U JP19105787 U JP 19105787U JP 19105787 U JP19105787 U JP 19105787U JP H0194912 U JPH0194912 U JP H0194912U
Authority
JP
Japan
Prior art keywords
lens group
optical axis
axis direction
holding frame
cam
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
JP19105787U
Other languages
English (en)
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 filed Critical
Priority to JP19105787U priority Critical patent/JPH0194912U/ja
Publication of JPH0194912U publication Critical patent/JPH0194912U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Lens Barrels (AREA)

Description

【図面の簡単な説明】
第1図は本考案のズームレンズの一実施例を示
す断面図、第2図は第1図の―断面図である
。 1……補正レンズ群、2……変倍レンズ群、4
……カム筒、10a,10b,11……カム溝、
13……保持枠、17……保持筒、20……保持
枠。

Claims (1)

  1. 【実用新案登録請求の範囲】 変倍レンズ群および補正レンズ群と、この変倍
    レンズ群および補正レンズ群の光軸方向の位置を
    制御するためのカム溝が形成されたカム筒と、こ
    のカム筒のカム溝で光軸方向に駆動される上記変
    倍レンズ群を備えた保持枠および補正レンズ群を
    備えた保持枠とを有するズームレンズにおいて、 上記被写体側の一方のレンズ群は、その一方の
    レンズ群の保持枠に対してヘリコイド結合し回動
    角に応じて光軸方向に変位する保持筒に取付けた
    ことを特徴とするズームレンズ。
JP19105787U 1987-12-16 1987-12-16 Pending JPH0194912U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19105787U JPH0194912U (ja) 1987-12-16 1987-12-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19105787U JPH0194912U (ja) 1987-12-16 1987-12-16

Publications (1)

Publication Number Publication Date
JPH0194912U true JPH0194912U (ja) 1989-06-22

Family

ID=31481984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19105787U Pending JPH0194912U (ja) 1987-12-16 1987-12-16

Country Status (1)

Country Link
JP (1) JPH0194912U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134116B2 (ja) * 1981-09-11 1986-08-06 Doryokuro Kakunenryo Kaihatsu Jigyodan

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6134116B2 (ja) * 1981-09-11 1986-08-06 Doryokuro Kakunenryo Kaihatsu Jigyodan

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