JPS5973705U - Camera with close focus mechanism - Google Patents

Camera with close focus mechanism

Info

Publication number
JPS5973705U
JPS5973705U JP17013882U JP17013882U JPS5973705U JP S5973705 U JPS5973705 U JP S5973705U JP 17013882 U JP17013882 U JP 17013882U JP 17013882 U JP17013882 U JP 17013882U JP S5973705 U JPS5973705 U JP S5973705U
Authority
JP
Japan
Prior art keywords
zoom lens
focusing
region
drive means
close
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
JP17013882U
Other languages
Japanese (ja)
Other versions
JPH019937Y2 (en
Inventor
弘義 稲葉
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 JP17013882U priority Critical patent/JPS5973705U/en
Publication of JPS5973705U publication Critical patent/JPS5973705U/en
Application granted granted Critical
Publication of JPH019937Y2 publication Critical patent/JPH019937Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Focusing (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。(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 the drawing]

第１図乃至第３図は包考案の一実施例の鏡筒断面図、第
２図・第３図は第１図のＡニーＡ２方向断面図を示し、
第２図はズーム操作環をズーミング領域に作動する状態
を示し、第３図は近接合焦領域に作動した状態をそれぞ
れ示す。第４図は信号切換手段３４の構成を示す図。 １１．１□＋　１３＋　１４＋　’５・・・・・・レン
ズ光学系、２・・・・・・距離リング、１４・・・・・
・ズーム操作環、２８・・・・・・合焦信号出力装置、
３２・・・・・・第１駆動手段、３４・・・・・・第２
駆動手段。1 to 3 are sectional views of the lens barrel of an embodiment of the packaging device, and FIGS. 2 and 3 are sectional views in the A knee A2 direction of FIG.
FIG. 2 shows a state in which the zoom operation ring is operated in a zooming area, and FIG. 3 shows a state in which it is operated in a close focusing area. FIG. 4 is a diagram showing the configuration of the signal switching means 34. 11.1□+ 13+ 14+ '5... Lens optical system, 2... Distance ring, 14...
・Zoom operation ring, 28... Focus signal output device,
32...first driving means, 34...second
Drive means.

Claims (1)

【実用新案登録請求の範囲】 合焦用レンズを合焦装置からの信号によって合焦位置に
移動する第１の電気的駆動手段と、ズームレンズを移動
する第２の電気的駆動手段と、 及び、 ズームレンズをズーミング領域から近接合焦領域に変位
する手段を有し、 ズーミング領域から近接合焦領域に変位する際に前記第
１の電気的駆動手段への給電を停止し、前記第２の駆動
手段によって前記ズームレンズ全部又はその一部を移動
して合焦を自動的に得る様にしたことを特徴とする近接
合焦機構を備えたズームレンズ鏡筒の自動合焦装置。[Claims for Utility Model Registration] A first electric drive means for moving a focusing lens to a focus position based on a signal from a focusing device, a second electric drive means for moving a zoom lens, and , comprising means for displacing the zoom lens from the zooming region to the close focusing region, stopping power supply to the first electrical drive means when displacing the zoom lens from the zooming region to the close focusing region; An automatic focusing device for a zoom lens barrel equipped with a close focusing mechanism, characterized in that the entire zoom lens or a part of the zoom lens is moved by a driving means to automatically obtain focus.
JP17013882U 1982-11-09 1982-11-09 Camera with close focus mechanism Granted JPS5973705U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17013882U JPS5973705U (en) 1982-11-09 1982-11-09 Camera with close focus mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17013882U JPS5973705U (en) 1982-11-09 1982-11-09 Camera with close focus mechanism

Publications (2)

Publication Number Publication Date
JPS5973705U true JPS5973705U (en) 1984-05-18
JPH019937Y2 JPH019937Y2 (en) 1989-03-20

Family

ID=30371500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17013882U Granted JPS5973705U (en) 1982-11-09 1982-11-09 Camera with close focus mechanism

Country Status (1)

Country Link
JP (1) JPS5973705U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63198026A (en) * 1987-02-13 1988-08-16 Hitachi Ltd Auto focus device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5482229A (en) * 1977-12-14 1979-06-30 Canon Inc Automatic focus control camera
JPS56162727A (en) * 1980-05-20 1981-12-14 Minolta Camera Co Ltd Focusing device of zoom lens
JPS5719710A (en) * 1980-07-09 1982-02-02 Minolta Camera Co Ltd Zoom lens system capable of macrofocusing
JPS5740211A (en) * 1980-08-22 1982-03-05 Canon Inc Construction of zoom lens capable of extreme proximity photographing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5482229A (en) * 1977-12-14 1979-06-30 Canon Inc Automatic focus control camera
JPS56162727A (en) * 1980-05-20 1981-12-14 Minolta Camera Co Ltd Focusing device of zoom lens
JPS5719710A (en) * 1980-07-09 1982-02-02 Minolta Camera Co Ltd Zoom lens system capable of macrofocusing
JPS5740211A (en) * 1980-08-22 1982-03-05 Canon Inc Construction of zoom lens capable of extreme proximity photographing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63198026A (en) * 1987-02-13 1988-08-16 Hitachi Ltd Auto focus device

Also Published As

Publication number Publication date
JPH019937Y2 (en) 1989-03-20

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