JPS6076312U - 自動焦点調節カメラの撮影レンズ位置決め装置 - Google Patents

自動焦点調節カメラの撮影レンズ位置決め装置

Info

Publication number
JPS6076312U
JPS6076312U JP1983167132U JP16713283U JPS6076312U JP S6076312 U JPS6076312 U JP S6076312U JP 1983167132 U JP1983167132 U JP 1983167132U JP 16713283 U JP16713283 U JP 16713283U JP S6076312 U JPS6076312 U JP S6076312U
Authority
JP
Japan
Prior art keywords
cam
positioning member
positioning device
automatic focusing
photographic lens
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
JP1983167132U
Other languages
English (en)
Other versions
JPH0216344Y2 (ja
Inventor
大徳　晃一
塚原　大基
Original Assignee
株式会社ニコン
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 株式会社ニコン filed Critical 株式会社ニコン
Priority to JP1983167132U priority Critical patent/JPS6076312U/ja
Priority to US06/665,397 priority patent/US4576460A/en
Publication of JPS6076312U publication Critical patent/JPS6076312U/ja
Application granted granted Critical
Publication of JPH0216344Y2 publication Critical patent/JPH0216344Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (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。

Description

【図面の簡単な説明】
第１図および第２図は本考案の一実施例を示しており、
第１図は位−決め装置の要部正面図、第２図は同じく側
面図である。 １・・・位置決め装置、２・・・撮影レンズ、１０・・
・回転カム体（カム部材）、１３・・・カム部、１３ａ
・・・緩速カム部、１３ｂ・・・急速カム部、２０・・
・走行体（位置決め部材）、３０・・・変位量検知部、
４０・・・変位制限部、５０・・・ガバナ機構。

Claims (1)

  1. 【実用新案登録請求の範囲】 撮影レンズの光軸方向の位置を決定する位置決め部材と
    、撮影開始操作に伴い変位して、カム部により該位置決
    め部材を従動変位させるカム部材とを有する自動焦点調
    節カメラの撮影レンズ位置決め装置において、 前記カム部材は、被写体が通常撮影距離範囲にある時に
    前記位置決め部材を従動変位させる緩速カム部と、被写
    体が前記通常撮影距離範囲を外れた近接撮影距離にある
    時に前記位置決め部材を従動変位させる急速カム部とを
    備え、該急速カム部は、前記カム部材が一定電変位した
    時に前記位置決め部材を従動変位させる量が前記緩速カ
    ム部に比べて大きいことを特徴とする自動焦点調節カメ
    ラの撮影レンズ位置決め装置。
JP1983167132U 1983-10-28 1983-10-28 自動焦点調節カメラの撮影レンズ位置決め装置 Granted JPS6076312U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1983167132U JPS6076312U (ja) 1983-10-28 1983-10-28 自動焦点調節カメラの撮影レンズ位置決め装置
US06/665,397 US4576460A (en) 1983-10-28 1984-10-26 Photographing lens position device in automatic focusing camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983167132U JPS6076312U (ja) 1983-10-28 1983-10-28 自動焦点調節カメラの撮影レンズ位置決め装置

Publications (2)

Publication Number Publication Date
JPS6076312U true JPS6076312U (ja) 1985-05-28
JPH0216344Y2 JPH0216344Y2 (ja) 1990-05-07

Family

ID=15844020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983167132U Granted JPS6076312U (ja) 1983-10-28 1983-10-28 自動焦点調節カメラの撮影レンズ位置決め装置

Country Status (2)

Country Link
US (1) US4576460A (ja)
JP (1) JPS6076312U (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2161947B (en) * 1984-06-08 1988-06-29 Konishiroku Photo Ind Automatic focusing camera
WO1986003600A1 (en) * 1984-12-04 1986-06-19 Konishiroku Photo Industry Co., Ltd. Automatic focus regulating method and camera with automatic focus regulator
EP0273381B1 (en) * 1986-12-24 1994-11-17 Minolta Co., Ltd. Focal length switchover camera
US4821058A (en) * 1988-01-15 1989-04-11 Eastman Kodak Company Camera with flash responsive focus system
JP2551827B2 (ja) * 1988-11-30 1996-11-06 セイコープレシジョン株式会社 レンズ駆動機構付シャッタ
EP0756187B1 (en) * 1995-07-28 2003-10-15 Canon Kabushiki Kaisha Mechanism for oscillating a lens in an automatic focus detection objective
US6449434B1 (en) 2001-01-11 2002-09-10 Eastman Kodak Company Lens displacement or other control using shaped memory alloy driver
US6449436B1 (en) 2001-04-04 2002-09-10 Eastman Kodak Company Aperture adjustment using shaped memory alloy
US7656460B2 (en) * 2007-08-21 2010-02-02 Sony Ericsson Mobile Communications Ab Autofocus assembly that adjusts a lens in the optical axis direction by alignment of holes in a spacing ring that receive ball bearings

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5225625A (en) * 1975-08-20 1977-02-25 Canon Inc Focusing means for the telephoto lens
JPS5536887A (en) * 1978-09-08 1980-03-14 Canon Inc Macro mechanism of zoom lens
JPS5652709A (en) * 1979-10-08 1981-05-12 Canon Inc Focus control device of camera

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5453529A (en) * 1977-10-05 1979-04-26 Minolta Camera Co Ltd Power feed controller of autofocusing camera
JPS54139727A (en) * 1978-04-21 1979-10-30 Minolta Camera Co Ltd Auto focus controller of lens interchangerable cameras

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5225625A (en) * 1975-08-20 1977-02-25 Canon Inc Focusing means for the telephoto lens
JPS5536887A (en) * 1978-09-08 1980-03-14 Canon Inc Macro mechanism of zoom lens
JPS5652709A (en) * 1979-10-08 1981-05-12 Canon Inc Focus control device of camera

Also Published As

Publication number Publication date
US4576460A (en) 1986-03-18
JPH0216344Y2 (ja) 1990-05-07

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