JPS63191326U - - Google Patents

Info

Publication number
JPS63191326U
JPS63191326U JP8067687U JP8067687U JPS63191326U JP S63191326 U JPS63191326 U JP S63191326U JP 8067687 U JP8067687 U JP 8067687U JP 8067687 U JP8067687 U JP 8067687U JP S63191326 U JPS63191326 U JP S63191326U
Authority
JP
Japan
Prior art keywords
lens
focal length
optical axis
photography
switching
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
JP8067687U
Other languages
Japanese (ja)
Other versions
JPH0622830Y2 (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 JP1987080676U priority Critical patent/JPH0622830Y2/en
Priority to US07/199,756 priority patent/US4887109A/en
Publication of JPS63191326U publication Critical patent/JPS63191326U/ja
Application granted granted Critical
Publication of JPH0622830Y2 publication Critical patent/JPH0622830Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Viewfinders (AREA)
  • Structure And Mechanism Of Cameras (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要部分解斜視
図である。第２図はフアインダ光学系の切換えを
模式的に示す説明図である。 １０……フアインダ、６１……スライド板、６
１ｃ，６１ｄ……突起、６６……Ｇ１レンズ、６
８……Ｇ２レンズ、７０……Ｇ３レンズ、７１…
…Ｇ４レンズ、７２……レチクル。 FIG. 1 is an exploded perspective view of essential parts showing an embodiment of the present invention. FIG. 2 is an explanatory diagram schematically showing switching of the finder optical system. 10...Finder, 61...Slide plate, 6
1c, 61d...Protrusion, 66...G1 lens, 6
8...G2 lens, 70...G3 lens, 71...
...G4 lens, 72...reticle.

Claims (1)

【実用新案登録請求の範囲】 (1) 撮影レンズを短焦点距離及び長焦点距離の
間で切り換えて撮影できるとともに、長焦点距離
のもとで近接撮影ができるようにした焦点距離切
換え式カメラのフアインダにおいて、 前記カメラのボデイに固定された接眼レンズと
、この接眼レンズの前方に配置され、光軸方向に
沿つて移動自在であるとともに、前記短焦点距離
及び近接撮影のもとで前記光軸に対して撮影レン
ズから離れる方向にシフトされる第１レンズと、
この第１レンズの前方に前記短焦点距離のもとで
光軸内に挿入され、前記長焦点距離のもとで光軸
内から退避される第２レンズとからなることを特
徴とするパララツクス切換えフアインダ。 (2) 前記第１レンズのシフト量は、前記近接撮
影時の方が前記短焦点距離より大きいことを特徴
とする実用新案登録請求の範囲第１項記載のパラ
ラツクス切換えフアインダ。 (3) 前記第１レンズの移動及びシフト、さらに
第２レンズの挿脱は、焦点距離の切換えを行うモ
ータの駆動によつて行われることを特徴とする実
用新案登録請求の範囲第２項記載のパララツクス
切換えフアインダ。[Scope of Claim for Utility Model Registration] (1) A switchable focal length camera that can take pictures by switching the photographic lens between a short focal length and a long focal length, and also enables close-up photography at the long focal length. The viewfinder includes an eyepiece lens fixed to the body of the camera, and an eyepiece lens disposed in front of the eyepiece lens, which is movable along the optical axis direction, and which is arranged along the optical axis direction under the short focal length and close-up photography. a first lens that is shifted in a direction away from the photographing lens;
Parallax switching characterized by comprising a second lens inserted in front of the first lens into the optical axis under the short focal length and retracted from the optical axis under the long focal length. Huainda. (2) The parallax switching viewfinder according to claim 1, wherein the shift amount of the first lens is larger during close-up photography than at the short focal length. (3) The movement and shifting of the first lens and the insertion and removal of the second lens are performed by driving a motor that changes the focal length. Parallax switching viewfinder.
JP1987080676U 1987-05-27 1987-05-27 Parallax switching finder Expired - Lifetime JPH0622830Y2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1987080676U JPH0622830Y2 (en) 1987-05-27 1987-05-27 Parallax switching finder
US07/199,756 US4887109A (en) 1987-05-27 1988-05-27 Viewfinder for a camera with changeable focal length

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987080676U JPH0622830Y2 (en) 1987-05-27 1987-05-27 Parallax switching finder

Publications (2)

Publication Number Publication Date
JPS63191326U true JPS63191326U (en) 1988-12-09
JPH0622830Y2 JPH0622830Y2 (en) 1994-06-15

Family

ID=30931700

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987080676U Expired - Lifetime JPH0622830Y2 (en) 1987-05-27 1987-05-27 Parallax switching finder

Country Status (1)

Country Link
JP (1) JPH0622830Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358042A (en) * 1989-07-26 1991-03-13 Olympus Optical Co Ltd Real image type variable power finder

Citations (4)

* 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
JPS5466541U (en) * 1977-10-19 1979-05-11
JPS6063829U (en) * 1983-10-07 1985-05-04 富士写真フイルム株式会社 Camera viewfinder magnification switching device
JPS6063834U (en) * 1983-10-07 1985-05-04 富士写真フイルム株式会社 Camera viewfinder distance display mark switching device

Patent Citations (4)

* 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
JPS5466541U (en) * 1977-10-19 1979-05-11
JPS6063829U (en) * 1983-10-07 1985-05-04 富士写真フイルム株式会社 Camera viewfinder magnification switching device
JPS6063834U (en) * 1983-10-07 1985-05-04 富士写真フイルム株式会社 Camera viewfinder distance display mark switching device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358042A (en) * 1989-07-26 1991-03-13 Olympus Optical Co Ltd Real image type variable power finder

Also Published As

Publication number Publication date
JPH0622830Y2 (en) 1994-06-15

Similar Documents

Publication Publication Date Title
JPS60193536U (en) Shooting lens selection type camera
JPS63191326U (en)
JPS63191327U (en)
JPS6059230U (en) Secondary imaging type viewfinder
JPH01140522U (en)
JPH01140523U (en)
JPH0713258A (en) Camera
JPH05173225A (en) Automatic focusing type single-lens reflex camera
JPS58106530A (en) Single-lens reflex camera
JP3409811B2 (en) Viewfinder diopter adjustment device
JPS6030924B2 (en) Zoom lens system capable of extremely close-up photography
JPH01120129U (en)
JP2882563B2 (en) Camera real image finder
JPH02119631U (en)
JPH043529B2 (en)
JPS60262142A (en) Variable focus camera with closeup autofocus mechanism
JPS60245373A (en) Electronic camera
JPH03105813U (en)
JPH01269928A (en) Switching type variable power finder
JPS6294324U (en)
JPS59126228U (en) Camera with variable magnification viewfinder
JPH08321978A (en) Video camera with still camera
JPH02119632U (en)
JPS6454029U (en)
JPH02107131U (en)