JPS60159420U - lens aperture device - Google Patents

lens aperture device

Info

Publication number
JPS60159420U
JPS60159420U JP4513984U JP4513984U JPS60159420U JP S60159420 U JPS60159420 U JP S60159420U JP 4513984 U JP4513984 U JP 4513984U JP 4513984 U JP4513984 U JP 4513984U JP S60159420 U JPS60159420 U JP S60159420U
Authority
JP
Japan
Prior art keywords
aperture device
lens aperture
lens
aperture
aperture blade
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
JP4513984U
Other languages
Japanese (ja)
Inventor
飯塚　俊美
Original Assignee
キヤノン株式会社
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 キヤノン株式会社 filed Critical キヤノン株式会社
Priority to JP4513984U priority Critical patent/JPS60159420U/en
Publication of JPS60159420U publication Critical patent/JPS60159420U/en
Pending legal-status Critical Current

Links

Landscapes

  • Lens Barrels (AREA)
  • Diaphragms For Cameras (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。(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】[Brief explanation of drawings]

第１図は従来例のレンズの絞り装置の上半部の縦断面図
、第２図はその要部の分解斜視図、第３図は本考案に係
るレンズの絞り装置の一実施例の　　　　。 上半部縦断面図、第４図はその要部の分解斜視図、第５
図は本考案に係る別の実施例の上半部縦断面図である。 　　　　゛ １１．２１・・・前群レンズ、１２，２２，２４・・・
つば部、１３．２３・・・後群レンズ、１４．２５・・
・固定筒、１６．２６・・・絞り羽根、１７・・・回動
環、１８．２７・・・絞り操作環。 第４図 第５図　　′FIG. 1 is a vertical cross-sectional view of the upper half of a conventional lens diaphragm device, FIG. 2 is an exploded perspective view of its essential parts, and FIG. 3 is an embodiment of the lens diaphragm device according to the present invention. A vertical sectional view of the upper half, Figure 4 is an exploded perspective view of the main parts, Figure 5
The figure is a vertical sectional view of the upper half of another embodiment of the present invention.゛11.21... Front group lens, 12, 22, 24...
Brim, 13.23... Rear group lens, 14.25...
- Fixed tube, 16.26... Aperture blade, 17... Rotating ring, 18.27... Aperture operation ring. Figure 4 Figure 5 ′

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 絞り羽根と該絞り羽根を支持する支持部と該絞り羽根を
駆動するための回動環とからなるレンズの絞り装置にお
いて、該支持部および該回動環の少なくとも一方の機能
を成形によって作られたレンズの一部に設けて成るレン
ズの絞り装置。In a lens aperture device consisting of an aperture blade, a support part for supporting the aperture blade, and a rotation ring for driving the aperture blade, the function of at least one of the support part and the rotation ring is made by molding. A lens aperture device that is installed in a part of a lens.
JP4513984U 1984-03-30 1984-03-30 lens aperture device Pending JPS60159420U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4513984U JPS60159420U (en) 1984-03-30 1984-03-30 lens aperture device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4513984U JPS60159420U (en) 1984-03-30 1984-03-30 lens aperture device

Publications (1)

Publication Number Publication Date
JPS60159420U true JPS60159420U (en) 1985-10-23

Family

ID=30558369

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4513984U Pending JPS60159420U (en) 1984-03-30 1984-03-30 lens aperture device

Country Status (1)

Country Link
JP (1) JPS60159420U (en)

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