JPS63146834U - - Google Patents

Info

Publication number
JPS63146834U
JPS63146834U JP1987038138U JP3813887U JPS63146834U JP S63146834 U JPS63146834 U JP S63146834U JP 1987038138 U JP1987038138 U JP 1987038138U JP 3813887 U JP3813887 U JP 3813887U JP S63146834 U JPS63146834 U JP S63146834U
Authority
JP
Japan
Prior art keywords
electric circuit
contact
eyepiece
replaceable
pentaprism
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
JP1987038138U
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 JP1987038138U priority Critical patent/JPS63146834U/ja
Priority to US07/167,148 priority patent/US4833494A/en
Publication of JPS63146834U publication Critical patent/JPS63146834U/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Viewfinders (AREA)
  • Cameras In General (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)

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図は交換式フアインダ装置の縦断面
図、第２図はカメラ本体と交換式のフアインダ装
置との外観斜視図、第３図および第４図はそれぞ
れ従来例を示しており、第３図はカメラ本体およ
び交換式フアインダ装置の部分断面図、第４図は
カメラ本体の部分平面図である。 １０……カメラ本体、１３……レール、１３ａ
……レール溝、１５……接点ブロツク、１６……
固定接点、１９……表示体、２０……交換式フア
インダ装置、２１……ハウジング、２２……ペン
タプリズム、２３……接眼レンズ、２４……接点
装置、２５……可動接点、２５ａ……板バネ部、
２５ｂ……接点ピン。

Claims (1)

  1. 【実用新案登録請求の範囲】 内部に電気回路を有し、該電気回路が接点装置
    を通してカメラ本体の電気回路に接続される一眼
    レフレツクスカメラの交換式フアインダー装置に
    おいて、 交換式フアインダー装置は、ハウジングにペン
    タプリズムを内装するとともに接眼部を設けて成
    り、 該ペンタプリズムから接眼部に至る光路の下方
    であつて、前記ハウジングの底部に接点装置の信
    号接点を配設したことを特徴とする交換式フアイ
    ンダー装置。
JP1987038138U 1987-03-16 1987-03-16 Pending JPS63146834U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1987038138U JPS63146834U (ja) 1987-03-16 1987-03-16
US07/167,148 US4833494A (en) 1987-03-16 1988-03-11 Single lens reflex camera having replaceable view finder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987038138U JPS63146834U (ja) 1987-03-16 1987-03-16

Publications (1)

Publication Number Publication Date
JPS63146834U true JPS63146834U (ja) 1988-09-28

Family

ID=12517065

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987038138U Pending JPS63146834U (ja) 1987-03-16 1987-03-16

Country Status (2)

Country Link
US (1) US4833494A (ja)
JP (1) JPS63146834U (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0431836A (ja) * 1990-05-28 1992-02-04 Sony Corp カメラの接眼キャップ
US5245375A (en) * 1990-09-25 1993-09-14 Nikon Corporation Finder optical system
JPH06186615A (ja) * 1992-12-15 1994-07-08 Nikon Corp 一眼レフカメラのファインダ表示光学系
JP3486468B2 (ja) * 1994-10-21 2004-01-13 オリンパス株式会社 プリズム光学系
US6366740B1 (en) * 1999-02-08 2002-04-02 Fortunato Procopio Apparatus and method for adapting a 35mm SLR still camera to a 35mm motion picture viewfinder
JP6167599B2 (ja) * 2013-03-26 2017-07-26 パナソニックＩｐマネジメント株式会社 光学ファインダー

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914132B1 (ja) * 1969-04-04 1974-04-05
JPS5343523A (en) * 1976-10-01 1978-04-19 Canon Inc Finder construction for single lens reflex camera

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5549724B2 (ja) * 1973-09-20 1980-12-13
JPS57135934A (en) * 1981-02-17 1982-08-21 Canon Inc Malfunction preventing device for interchangeable finder

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4914132B1 (ja) * 1969-04-04 1974-04-05
JPS5343523A (en) * 1976-10-01 1978-04-19 Canon Inc Finder construction for single lens reflex camera

Also Published As

Publication number Publication date
US4833494A (en) 1989-05-23

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