DE3410422C2 - - Google Patents

Info

Publication number
DE3410422C2
DE3410422C2 DE3410422A DE3410422A DE3410422C2 DE 3410422 C2 DE3410422 C2 DE 3410422C2 DE 3410422 A DE3410422 A DE 3410422A DE 3410422 A DE3410422 A DE 3410422A DE 3410422 C2 DE3410422 C2 DE 3410422C2
Authority
DE
Germany
Prior art keywords
eye
fundus camera
camera according
annular gap
angle
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
Application number
DE3410422A
Other languages
German (de)
English (en)
Other versions
DE3410422A1 (de
Inventor
Yuji Chigasaki Kanagawa Jp Itoh
Junichi Kawasaki Kanagawa Jp Takahashi
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
Publication of DE3410422A1 publication Critical patent/DE3410422A1/de
Application granted granted Critical
Publication of DE3410422C2 publication Critical patent/DE3410422C2/de
Granted 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
    • A61B3/14—Arrangements specially adapted for eye photography

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
DE19843410422 1983-03-22 1984-03-21 Ophthalmologischer photoapparat Granted DE3410422A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58048095A JPS59174144A (ja) 1983-03-22 1983-03-22 眼科撮影装置

Publications (2)

Publication Number Publication Date
DE3410422A1 DE3410422A1 (de) 1984-09-27
DE3410422C2 true DE3410422C2 (en, 2012) 1988-07-28

Family

ID=12793752

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843410422 Granted DE3410422A1 (de) 1983-03-22 1984-03-21 Ophthalmologischer photoapparat

Country Status (3)

Country Link
US (2) US4679919A (en, 2012)
JP (1) JPS59174144A (en, 2012)
DE (1) DE3410422A1 (en, 2012)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59174144A (ja) * 1983-03-22 1984-10-02 キヤノン株式会社 眼科撮影装置
US4827351A (en) * 1985-08-14 1989-05-02 Canon Kabushiki Kaisha Image reading apparatus with controlled correction for unevenness in illumination
US4902123A (en) * 1987-11-25 1990-02-20 Taunton Technologies, Inc. Topography measuring apparatus
US5106183A (en) * 1987-11-25 1992-04-21 Taunton Technologies, Inc. Topography measuring apparatus
US4998819A (en) * 1987-11-25 1991-03-12 Taunton Technologies, Inc. Topography measuring apparatus
JPH0381879A (ja) * 1989-08-24 1991-04-08 Canon Inc 医用画像処理装置
JP2642555B2 (ja) * 1991-01-17 1997-08-20 株式会社トプコン カラー撮影用光学系
US5713047A (en) * 1992-06-08 1998-01-27 Canon Kabushiki Kaisha Eye fundus photographing apparatus
JP3241454B2 (ja) * 1992-09-03 2001-12-25 キヤノン株式会社 眼底撮影装置
JP3379592B2 (ja) * 1993-07-26 2003-02-24 株式会社トプコン 眼底カメラ
ID24380A (id) * 1997-04-01 2000-07-13 Johns Hopkins University Cs Sebuah sistem untuk pencitraan suatu fudus okuler secara semi otomatis dengan resolusi tinggi dan bidang yang lebar
JP3905312B2 (ja) 1998-11-24 2007-04-18 ウェルチ・アリン・インコーポレーテッド 未拡張瞳孔を通した網膜視用目視装置
US6637882B1 (en) * 1998-11-24 2003-10-28 Welch Allyn, Inc. Eye viewing device for retinal viewing through undilated pupil
JP3401502B2 (ja) * 2000-07-13 2003-04-28 松下電器産業株式会社 目画像撮像装置
JP3856691B2 (ja) * 2001-12-05 2006-12-13 株式会社トプコン 観察装置
CA2544183A1 (en) 2003-10-28 2005-05-19 Welch Allyn, Inc. Digital documenting ophthalmoscope
US7645300B2 (en) 2004-02-02 2010-01-12 Visiogen, Inc. Injector for intraocular lens system
US9039177B2 (en) * 2010-06-10 2015-05-26 Eye Photo Systems, Inc. Eye image and video capture system and associated methods
WO2013071153A1 (en) 2011-11-09 2013-05-16 Welch Allyn, Inc. Digital-based medical devices
US10078226B2 (en) 2013-10-14 2018-09-18 Welch Allyn, Inc. Portable eye viewing device enabled for enhanced field of view
US11147441B2 (en) 2018-01-16 2021-10-19 Welch Allyn, Inc. Physical assessment device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265518A (en) * 1977-06-30 1981-05-05 Canon Kabushiki Kaisha Variable magnification apparatus having illumination compensating ability
JPS5823098B2 (ja) * 1977-06-30 1983-05-13 キヤノン株式会社 変倍に従つて光量を補正する眼科装置
JPS5430695A (en) * 1977-08-09 1979-03-07 Canon Kk Variable angular ophthalmologic device
JPS54141095A (en) * 1978-04-25 1979-11-01 Canon Kk Ophthalmologic camera
US4235540A (en) * 1978-05-10 1980-11-25 Tokyo Kogaku Kikai Kabushiki Kaisha Eye fundus camera having variable power photographing optical system
JPS5949737A (ja) * 1982-09-16 1984-03-22 株式会社トプコン 眼底カメラの照明装置
JPS59174144A (ja) * 1983-03-22 1984-10-02 キヤノン株式会社 眼科撮影装置
JP2866617B2 (ja) * 1996-06-27 1999-03-08 ナショナル住宅産業株式会社 妻壁トラスパネル及びそれを用いた屋根部構造

Also Published As

Publication number Publication date
JPS59174144A (ja) 1984-10-02
JPH0362408B2 (en, 2012) 1991-09-25
DE3410422A1 (de) 1984-09-27
US4679919A (en) 1987-07-14
US4856890A (en) 1989-08-15

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition