JPS61156017A - 視度調整フアインダ− - Google Patents

視度調整フアインダ−

Info

Publication number
JPS61156017A
JPS61156017A JP27828384A JP27828384A JPS61156017A JP S61156017 A JPS61156017 A JP S61156017A JP 27828384 A JP27828384 A JP 27828384A JP 27828384 A JP27828384 A JP 27828384A JP S61156017 A JPS61156017 A JP S61156017A
Authority
JP
Japan
Prior art keywords
lens
diopter
eyepiece
finder
negative
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
JP27828384A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0562723B2 (enExample
Inventor
Yutaka Iizuka
豊 飯塚
Daijiro Fujie
大二郎 藤江
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nikon Corp
Original Assignee
Nippon Kogaku KK
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 Nippon Kogaku KK filed Critical Nippon Kogaku KK
Priority to JP27828384A priority Critical patent/JPS61156017A/ja
Publication of JPS61156017A publication Critical patent/JPS61156017A/ja
Publication of JPH0562723B2 publication Critical patent/JPH0562723B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
    • G02B23/14—Viewfinders
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/02—Viewfinders
    • G03B13/06—Viewfinders with lenses with or without reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • Optics & Photonics (AREA)
  • Viewfinders (AREA)
  • Lenses (AREA)
JP27828384A 1984-12-27 1984-12-27 視度調整フアインダ− Granted JPS61156017A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27828384A JPS61156017A (ja) 1984-12-27 1984-12-27 視度調整フアインダ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27828384A JPS61156017A (ja) 1984-12-27 1984-12-27 視度調整フアインダ−

Publications (2)

Publication Number Publication Date
JPS61156017A true JPS61156017A (ja) 1986-07-15
JPH0562723B2 JPH0562723B2 (enExample) 1993-09-09

Family

ID=17595189

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27828384A Granted JPS61156017A (ja) 1984-12-27 1984-12-27 視度調整フアインダ−

Country Status (1)

Country Link
JP (1) JPS61156017A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01291209A (ja) * 1988-05-18 1989-11-22 Canon Inc 変倍フアインダー
US5323264A (en) * 1991-08-23 1994-06-21 Olympus Optical Co., Ltd. Real image mode variable magnification finder optical system
US5446590A (en) * 1992-07-08 1995-08-29 Olympus Optical Co., Ltd. High eye point type viewfinder optical system
US7605983B2 (en) 2007-10-10 2009-10-20 Olympus Imaging Corp. Viewing optical system, and imaging apparatus comprising the same
JP2014048344A (ja) * 2012-08-29 2014-03-17 Nikon Corp 接眼レンズ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126531A (en) * 1978-03-24 1979-10-01 Minolta Camera Co Ltd Diopter adjusting eyepiece lens and finder of single lens reflex camera using this
JPS54126530A (en) * 1978-03-25 1979-10-01 Minolta Camera Co Ltd Diopter adjusting eyepiece lens and finder of single lens reflex camera using this

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54126531A (en) * 1978-03-24 1979-10-01 Minolta Camera Co Ltd Diopter adjusting eyepiece lens and finder of single lens reflex camera using this
JPS54126530A (en) * 1978-03-25 1979-10-01 Minolta Camera Co Ltd Diopter adjusting eyepiece lens and finder of single lens reflex camera using this

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01291209A (ja) * 1988-05-18 1989-11-22 Canon Inc 変倍フアインダー
US5323264A (en) * 1991-08-23 1994-06-21 Olympus Optical Co., Ltd. Real image mode variable magnification finder optical system
US5446590A (en) * 1992-07-08 1995-08-29 Olympus Optical Co., Ltd. High eye point type viewfinder optical system
US7605983B2 (en) 2007-10-10 2009-10-20 Olympus Imaging Corp. Viewing optical system, and imaging apparatus comprising the same
JP2014048344A (ja) * 2012-08-29 2014-03-17 Nikon Corp 接眼レンズ

Also Published As

Publication number Publication date
JPH0562723B2 (enExample) 1993-09-09

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term