JPS61153017U - - Google Patents

Info

Publication number
JPS61153017U
JPS61153017U JP3421685U JP3421685U JPS61153017U JP S61153017 U JPS61153017 U JP S61153017U JP 3421685 U JP3421685 U JP 3421685U JP 3421685 U JP3421685 U JP 3421685U JP S61153017 U JPS61153017 U JP S61153017U
Authority
JP
Japan
Prior art keywords
optical axis
cam ring
mask plate
axis direction
fitted
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
JP3421685U
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 JP3421685U priority Critical patent/JPS61153017U/ja
Publication of JPS61153017U publication Critical patent/JPS61153017U/ja
Pending legal-status Critical Current

Links

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要部
上半縦断面、第２図は従来例のズームレンズ鏡筒
の縦断面図、第３図は第２図の要部上半拡大断面
図である。 ２１……合焦レンズ筒、２２……固定筒、２３
……カム環、２４……前側マスク板、２５……後
側マスク板、２５ａ……環状溝、２６……板ばね
。

Claims (1)

    【実用新案登録請求の範囲】
  1. 固定筒に嵌装されかつ変倍レンズと補正レンズ
    との光軸方向の変位を行うカム環と、該固定筒の
    前後両端に該カム環を保持するマスク板を有し、
    該カム環は板ばねにより光軸方向に付勢されて前
    側マスク板に押し付けられ、かつ後側マスク板に
    設けた環状溝にその後端を嵌合して光軸方向と光
    軸に直交する方向とを保持して成るズームレンズ
    鏡筒。
JP3421685U 1985-03-12 1985-03-12 Pending JPS61153017U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3421685U JPS61153017U (ja) 1985-03-12 1985-03-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3421685U JPS61153017U (ja) 1985-03-12 1985-03-12

Publications (1)

Publication Number Publication Date
JPS61153017U true JPS61153017U (ja) 1986-09-22

Family

ID=30537381

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3421685U Pending JPS61153017U (ja) 1985-03-12 1985-03-12

Country Status (1)

Country Link
JP (1) JPS61153017U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6423014U (ja) * 1987-07-29 1989-02-07

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6423014U (ja) * 1987-07-29 1989-02-07

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