JPH0318520U - - Google Patents

Info

Publication number
JPH0318520U
JPH0318520U JP1989078417U JP7841789U JPH0318520U JP H0318520 U JPH0318520 U JP H0318520U JP 1989078417 U JP1989078417 U JP 1989078417U JP 7841789 U JP7841789 U JP 7841789U JP H0318520 U JPH0318520 U JP H0318520U
Authority
JP
Japan
Prior art keywords
reflex camera
transmitted
lens reflex
lens
roof surface
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
JP1989078417U
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 JP1989078417U priority Critical patent/JPH0318520U/ja
Priority to US07/543,364 priority patent/US5041854A/en
Publication of JPH0318520U publication Critical patent/JPH0318520U/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)

Description

【図面の簡単な説明】
第１図は本考案の一眼レフカメラのフアインダ
装置の実施例を示す縦断面図、第２図は第１図の
−線に沿う断面図、第３図はペンタプリズム
を用いた従来のフアインダ装置を示す縦断面図で
ある。 １１……カメラボデイ、１２……クイツクリタ
ーンミラー（第１ミラー）、１３……ピント板、
１４……撮影レンズ、２０……上カバー、２１…
…突出部、２２……稜線、２３……ダハ面、２４
……反射ミラー（第３反射面）、２５……ルーペ
レンズ。

Claims (1)

  1. 【実用新案登録請求の範囲】 撮影レンズを透過し第１ミラーで反射してピン
    ト板に結像した被写体像を、互いに直角をなす反
    射面を有するダハ面、および第３反射面を介して
    ルーペレンズに入射させる一眼レフカメラのフア
    インダ装置において、 上記ダハ面を一眼レフカメラの上カバーの内面
    に直接形成したことを特徴とする一眼レフカメラ
    のフアインダ装置。
JP1989078417U 1989-07-03 1989-07-03 Pending JPH0318520U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1989078417U JPH0318520U (ja) 1989-07-03 1989-07-03
US07/543,364 US5041854A (en) 1989-07-03 1990-06-26 View finder in single-lens reflex camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989078417U JPH0318520U (ja) 1989-07-03 1989-07-03

Publications (1)

Publication Number Publication Date
JPH0318520U true JPH0318520U (ja) 1991-02-22

Family

ID=13661469

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989078417U Pending JPH0318520U (ja) 1989-07-03 1989-07-03

Country Status (2)

Country Link
US (1) US5041854A (ja)
JP (1) JPH0318520U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002538991A (ja) * 1999-03-18 2002-11-19 エイチ． スチュワート，デイビッド 領域化加圧成形を用いて成形構造を製造する方法および機械装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3000416U (ja) * 1994-01-25 1994-08-09 旭光学工業株式会社 ファインダ
US6052533A (en) * 1996-01-30 2000-04-18 Canon Kabushiki Kaisha Optical apparatus such as a camera
JP2006337782A (ja) * 2005-06-03 2006-12-14 Pentax Corp 一眼レフカメラのファインダ装置
JP2009015077A (ja) * 2007-07-05 2009-01-22 Hoya Corp 一眼レフレックスカメラ用ファインダー光学系及び一眼レフレックスカメラ

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4831846B1 (ja) * 1968-05-30 1973-10-02
US3620147A (en) * 1968-09-19 1971-11-16 Ricoh Kk Photometric device for photometering within a polomirror body for use with a single-lens reflex camera
JPS53106119A (en) * 1977-02-28 1978-09-14 Asahi Optical Co Ltd Finder optical system for singleelens reflex camera
JPS5422843A (en) * 1977-07-20 1979-02-21 Minolta Camera Co Ltd Reflecting mirror of pentagonal roof
JPS5529833A (en) * 1978-08-22 1980-03-03 Minolta Camera Co Ltd Finder for single-lens reflex camera
JPH0241613Y2 (ja) * 1979-02-01 1990-11-06
US4589023A (en) * 1982-12-20 1986-05-13 Asahi Kogaku Kogyo Kabushiki Kaisha Electronic camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002538991A (ja) * 1999-03-18 2002-11-19 エイチ． スチュワート，デイビッド 領域化加圧成形を用いて成形構造を製造する方法および機械装置

Also Published As

Publication number Publication date
US5041854A (en) 1991-08-20

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