DE69423597T2 - Optische Vorrichtung mit einstellbarem Okular - Google Patents

Optische Vorrichtung mit einstellbarem Okular

Info

Publication number
DE69423597T2
DE69423597T2 DE69423597T DE69423597T DE69423597T2 DE 69423597 T2 DE69423597 T2 DE 69423597T2 DE 69423597 T DE69423597 T DE 69423597T DE 69423597 T DE69423597 T DE 69423597T DE 69423597 T2 DE69423597 T2 DE 69423597T2
Authority
DE
Germany
Prior art keywords
optical device
adjustable eyepiece
eyepiece
adjustable
optical
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.)
Expired - Fee Related
Application number
DE69423597T
Other languages
English (en)
Other versions
DE69423597D1 (de
Inventor
Yoshiharu Tenmyo
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69423597D1 publication Critical patent/DE69423597D1/de
Publication of DE69423597T2 publication Critical patent/DE69423597T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers, skiascopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/11—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils
    • A61B3/112—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils for measuring diameter of pupils
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
    • 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
    • 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
    • G03B2213/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B2213/02—Viewfinders
    • G03B2213/025—Sightline detection

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Viewfinders (AREA)
DE69423597T 1993-12-24 1994-12-22 Optische Vorrichtung mit einstellbarem Okular Expired - Fee Related DE69423597T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05327547A JP3140284B2 (ja) 1993-12-24 1993-12-24 ファインダー光学系を有する光学機器

Publications (2)

Publication Number Publication Date
DE69423597D1 DE69423597D1 (de) 2000-04-27
DE69423597T2 true DE69423597T2 (de) 2000-10-12

Family

ID=18200297

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423597T Expired - Fee Related DE69423597T2 (de) 1993-12-24 1994-12-22 Optische Vorrichtung mit einstellbarem Okular

Country Status (4)

Country Link
US (1) US5563670A (de)
EP (1) EP0662630B1 (de)
JP (1) JP3140284B2 (de)
DE (1) DE69423597T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996028752A1 (de) * 1995-03-14 1996-09-19 Leica Ag Mikroskop, insbesondere stereomikroskop
JPH08328085A (ja) * 1995-05-31 1996-12-13 Fuji Photo Film Co Ltd ファインダ
DE19546508A1 (de) * 1995-12-13 1997-06-19 Bosch Gmbh Robert Wischerblatt mit Metallstreifen als Kippsteg
US5796463A (en) * 1996-11-27 1998-08-18 The Regents Of The University Of California Apparatus and method for improving the operation of an autorefractor
US6953249B1 (en) 2001-01-29 2005-10-11 Maguire Jr Francis J Method and devices for displaying images for viewing with varying accommodation
CA2535905A1 (en) * 2003-08-15 2005-02-24 E-Vision, Llc Enhanced electro-active lens system
US7814449B2 (en) * 2007-10-17 2010-10-12 International Business Machines Corporation Design structure for multiple source-single drain field effect semiconductor device and circuit
DE102010008146B4 (de) * 2010-02-12 2022-03-31 Carl Zeiss Meditec Ag Messsystem und Verfahren zum Ermitteln des Innendrucks eines Auges sowie Verfahren und System zum Einstellen des Augeninnendrucks
US8662669B2 (en) * 2010-10-21 2014-03-04 Jonathan Edmund Lipsey Vision enhancement devices for nighttime driving and methods of using same
DE102011083352B4 (de) * 2011-09-23 2013-08-14 Carl Zeiss Ag Binokulares Fernrohr mit Dioptrienkorrektur sowie Verfahren zum Durchführen einer Dioptrienkorrektur bei einem binokularen Fernrohr
JP6299175B2 (ja) * 2013-11-22 2018-03-28 株式会社ニコン カメラ
CN104811609A (zh) * 2015-03-03 2015-07-29 小米科技有限责任公司 拍摄参数调整方法和装置
US10783835B2 (en) * 2016-03-11 2020-09-22 Lenovo (Singapore) Pte. Ltd. Automatic control of display brightness

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4181408A (en) * 1977-12-05 1980-01-01 Senders John W Vision compensation
US4300818A (en) * 1978-03-13 1981-11-17 Schachar Ronald A Multifocal ophthalmic lens
JPS5649134A (en) * 1979-09-29 1981-05-02 Minolta Camera Kk Apparatus for measuring circulation condition of eyeground
JPS56125032A (en) * 1980-03-07 1981-10-01 Nippon Chemical Ind Optometry apparatus
FR2546055B1 (fr) * 1983-05-19 1986-04-11 Essilor Int Procede et dispositif de refractometrie pour mesurer le degre d'ametropie et notamment le degre d'astigmatisme d'un oeil
US4889422A (en) * 1986-01-28 1989-12-26 George Pavlidis Method and means for detecting dyslexia
JPH0820666B2 (ja) * 1987-02-24 1996-03-04 旭光学工業株式会社 フアインダ−装置
JP2505854B2 (ja) * 1988-03-23 1996-06-12 キヤノン株式会社 視線検出手段を備えるカメラ
US5071245A (en) * 1988-12-06 1991-12-10 Kabushiki Kaisha Topcon Ocular refracting power measuring system
JP2939984B2 (ja) * 1989-03-27 1999-08-25 株式会社トプコン 眼屈折力測定装置
US5225862A (en) * 1989-02-08 1993-07-06 Canon Kabushiki Kaisha Visual axis detector using plural reflected image of a light source
JPH0431690A (ja) * 1990-05-25 1992-02-03 Ebara Corp 真空ポンプ
US5182443A (en) * 1990-09-29 1993-01-26 Canon Kabushiki Kaisha Optical apparatus having visual axis detector and determining whether eyeglasses are worn

Also Published As

Publication number Publication date
EP0662630A1 (de) 1995-07-12
JPH07181562A (ja) 1995-07-21
EP0662630B1 (de) 2000-03-22
DE69423597D1 (de) 2000-04-27
JP3140284B2 (ja) 2001-03-05
US5563670A (en) 1996-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee