JPH01140522U - - Google Patents

Info

Publication number
JPH01140522U
JPH01140522U JP3625088U JP3625088U JPH01140522U JP H01140522 U JPH01140522 U JP H01140522U JP 3625088 U JP3625088 U JP 3625088U JP 3625088 U JP3625088 U JP 3625088U JP H01140522 U JPH01140522 U JP H01140522U
Authority
JP
Japan
Prior art keywords
eyepiece
optical path
focal length
interlocking member
viewfinder
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
JP3625088U
Other languages
Japanese (ja)
Other versions
JPH0622828Y2 (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 JP1988036250U priority Critical patent/JPH0622828Y2/en
Publication of JPH01140522U publication Critical patent/JPH01140522U/ja
Application granted granted Critical
Publication of JPH0622828Y2 publication Critical patent/JPH0622828Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Viewfinders (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す望遠撮影時の
倍率切換フアインダについての機構説明図である
。第２図は、第１図の実施例の広角撮影時の平面
図である。第３図は、本考案の他の実施例を示す
倍率切換フアインダ内部の望遠撮影時の平面図で
ある。第４図は、第２図の実施例の広角撮影時の
平面図である。 ２……対物レンズ、３……レチクル、４……テ
レ用接眼レンズ、５……ワイド用接眼レンズ、６
，７……レンズ保持レバー、８，９……ホルダ、
１２……切換レバー、１７……防塵ガラス、２０
……マスターレンズ、２３……コンバージヨンレ
ンズ。 FIG. 1 is a mechanical explanatory diagram of a magnification switching viewfinder during telephoto shooting, showing an embodiment of the present invention. FIG. 2 is a plan view of the embodiment shown in FIG. 1 during wide-angle photography. FIG. 3 is a plan view of the inside of the magnification switching viewfinder during telephoto shooting, showing another embodiment of the present invention. FIG. 4 is a plan view of the embodiment shown in FIG. 2 during wide-angle photography. 2...Objective lens, 3...Reticle, 4...Tele eyepiece, 5...Wide eyepiece, 6
, 7... Lens holding lever, 8, 9... Holder,
12...Switching lever, 17...Dust-proof glass, 20
...Master lens, 23...Conversion lens.

Claims (1)

【実用新案登録請求の範囲】 カメラボデイに内蔵されたテレ・ワイド切換機
構の作動により、撮影レンズを短焦点距離と長焦
点距離の間で切り換えるようにした焦点距離切換
式カメラのフアインダーにおいて、 フアインダ光路を形成するためにカメラボデイ
に固定された対物レンズと、第１接眼レンズを保
持するとともに、前記テレ・ワイド切換機構の作
動により回動し、第１接眼レンズをフアインダ光
路内に挿脱する第１連動部材と、第２接眼レンズ
を保持するとともに、前記第１連動部材に従動し
て回動し、第２接眼レンズを前記第１接眼レンズ
と相反してフアインダ光路内に挿脱する第２連動
部材とを備えたことを特徴とする倍率切換フアイ
ンダー。[Scope of Claim for Utility Model Registration] A viewfinder for a focal length switchable camera in which the photographic lens is switched between a short focal length and a long focal length by the operation of a tele/wide switching mechanism built into the camera body. It holds the objective lens fixed to the camera body to form an optical path and the first eyepiece, and rotates by the operation of the tele/wide switching mechanism to insert and remove the first eyepiece into the viewfinder optical path. A first interlocking member that holds a first interlocking member and a second eyepiece, and rotates according to the first interlocking member to insert and remove the second eyepiece into and out of the viewfinder optical path in opposition to the first eyepiece. A magnification switching finder characterized by comprising two interlocking members.
JP1988036250U 1988-03-18 1988-03-18 Magnification switching finder Expired - Lifetime JPH0622828Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988036250U JPH0622828Y2 (en) 1988-03-18 1988-03-18 Magnification switching finder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988036250U JPH0622828Y2 (en) 1988-03-18 1988-03-18 Magnification switching finder

Publications (2)

Publication Number Publication Date
JPH01140522U true JPH01140522U (en) 1989-09-26
JPH0622828Y2 JPH0622828Y2 (en) 1994-06-15

Family

ID=31262865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988036250U Expired - Lifetime JPH0622828Y2 (en) 1988-03-18 1988-03-18 Magnification switching finder

Country Status (1)

Country Link
JP (1) JPH0622828Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014032287A (en) * 2012-08-02 2014-02-20 Canon Inc Focusing screen holding mechanism

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52137331A (en) * 1976-05-12 1977-11-16 Minolta Camera Co Ltd Optical system of variable magnification finder
JPS61183627A (en) * 1985-02-08 1986-08-16 Minolta Camera Co Ltd Image switching device of variable power finder
JPS62211626A (en) * 1986-03-13 1987-09-17 Canon Inc Finder switching device of camera

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52137331A (en) * 1976-05-12 1977-11-16 Minolta Camera Co Ltd Optical system of variable magnification finder
JPS61183627A (en) * 1985-02-08 1986-08-16 Minolta Camera Co Ltd Image switching device of variable power finder
JPS62211626A (en) * 1986-03-13 1987-09-17 Canon Inc Finder switching device of camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014032287A (en) * 2012-08-02 2014-02-20 Canon Inc Focusing screen holding mechanism

Also Published As

Publication number Publication date
JPH0622828Y2 (en) 1994-06-15

Similar Documents

Publication Publication Date Title
JPS60193536U (en) Shooting lens selection type camera
JPS6345566B2 (en)
JPH01140522U (en)
JPH01140523U (en)
JPH02119631U (en)
JPH01120129U (en)
JPS63191327U (en)
JPS63191326U (en)
JP2727191B2 (en) Switchable zoom finder
JPH02117525U (en)
JP2882563B2 (en) Camera real image finder
JPS6084537A (en) Camera
JPS59144632U (en) Finder device in lens switching camera
JPH0164631U (en)
JPH0258738U (en)
JPH02119632U (en)
JPH01140524U (en)
JPS6454029U (en)
JPS59144633U (en) Lens switching camera finder device
JPH0320323U (en)
JPH0219042U (en)
JPS6225913U (en)
JPS5834123U (en) single lens reflex camera
JPH0272339A (en) Compact single lens reflex camera
JPS59186832U (en) optical viewfinder of zoom lens