JPS6134116U - cam for zoom lens - Google Patents

cam for zoom lens

Info

Publication number
JPS6134116U
JPS6134116U JP11761284U JP11761284U JPS6134116U JP S6134116 U JPS6134116 U JP S6134116U JP 11761284 U JP11761284 U JP 11761284U JP 11761284 U JP11761284 U JP 11761284U JP S6134116 U JPS6134116 U JP S6134116U
Authority
JP
Japan
Prior art keywords
cam
zoom lens
mold
cam groove
frame
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.)
Granted
Application number
JP11761284U
Other languages
Japanese (ja)
Other versions
JPH0233205Y2 (en
Inventor
恵治 榎本
Original Assignee
株式会社リコー
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 株式会社リコー filed Critical 株式会社リコー
Priority to JP11761284U priority Critical patent/JPS6134116U/en
Publication of JPS6134116U publication Critical patent/JPS6134116U/en
Application granted granted Critical
Publication of JPH0233205Y2 publication Critical patent/JPH0233205Y2/ja
Granted legal-status Critical Current

Links

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。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】 第１図は本考案の実施例を示す断面図、第２図は同上実
施例のレンズ移動機構部分の展開図、第３図は上記実施
例中のカム枠の正面図、第４図は同上側面図、第５図は
上記実施例における前群レンズと後群レンズの移動の関
係を示す線図である。 ５・・・カム枠、５ａ，５ｂ・・・カム溝、１８・・・
変倍レンズ群。[Brief Description of the Drawings] Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is an exploded view of the lens moving mechanism portion of the above embodiment, and Fig. 3 is a front view of the cam frame in the above embodiment. FIG. 4 is a side view of the same, and FIG. 5 is a diagram showing the relationship between the movements of the front group lens and the rear group lens in the above embodiment. 5...Cam frame, 5a, 5b...Cam groove, 18...
Variable magnification lens group.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] カム溝を有するカム枠の移動により上記カム溝に沿って
変倍レンズを移動させるようにしたズームレンズにおい
て、上記カム枠はモールド材によ２て成形し、上おカム
溝は直線のカム溝としてこれを成形用金型に送りをかけ
つつ回転させ−ながら離型したことを特徴とするモール
ド材によるズームレンズ用カム。In a zoom lens in which a variable power lens is moved along the cam groove by movement of a cam frame having a cam groove, the cam frame is formed of a molded material, and the upper cam groove is a straight cam groove. A cam for a zoom lens made of a mold material, characterized in that the cam is released from the mold while being rotated while being fed into a mold.
JP11761284U 1984-07-31 1984-07-31 cam for zoom lens Granted JPS6134116U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11761284U JPS6134116U (en) 1984-07-31 1984-07-31 cam for zoom lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11761284U JPS6134116U (en) 1984-07-31 1984-07-31 cam for zoom lens

Publications (2)

Publication Number Publication Date
JPS6134116U true JPS6134116U (en) 1986-03-01
JPH0233205Y2 JPH0233205Y2 (en) 1990-09-07

Family

ID=30676517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11761284U Granted JPS6134116U (en) 1984-07-31 1984-07-31 cam for zoom lens

Country Status (1)

Country Link
JP (1) JPS6134116U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6383712A (en) * 1986-09-29 1988-04-14 Kyocera Corp Zoom lens barrel
JPS63287919A (en) * 1987-05-21 1988-11-25 Konica Corp Zoom lens barrel
JPS6434607U (en) * 1987-08-26 1989-03-02
JP2021514490A (en) * 2018-02-21 2021-06-10 パナビジョン インターナショナル，エル．ピー． Lens system cam with internal slot

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6383712A (en) * 1986-09-29 1988-04-14 Kyocera Corp Zoom lens barrel
JPS63287919A (en) * 1987-05-21 1988-11-25 Konica Corp Zoom lens barrel
JPS6434607U (en) * 1987-08-26 1989-03-02
JP2021514490A (en) * 2018-02-21 2021-06-10 パナビジョン インターナショナル，エル．ピー． Lens system cam with internal slot

Also Published As

Publication number Publication date
JPH0233205Y2 (en) 1990-09-07

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