JPH0212572B2 - - Google Patents

Info

Publication number
JPH0212572B2
JPH0212572B2 JP57159427A JP15942782A JPH0212572B2 JP H0212572 B2 JPH0212572 B2 JP H0212572B2 JP 57159427 A JP57159427 A JP 57159427A JP 15942782 A JP15942782 A JP 15942782A JP H0212572 B2 JPH0212572 B2 JP H0212572B2
Authority
JP
Japan
Prior art keywords
ring
shaped aperture
angle
eye
fundus
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 - Lifetime
Application number
JP57159427A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5949737A (ja
Inventor
Kazuo Nunokawa
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.)
Tokyo Optical Co Ltd
Original Assignee
Tokyo Optical Co Ltd
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 Tokyo Optical Co Ltd filed Critical Tokyo Optical Co Ltd
Priority to JP57159427A priority Critical patent/JPS5949737A/ja
Priority to US06/532,995 priority patent/US4558932A/en
Publication of JPS5949737A publication Critical patent/JPS5949737A/ja
Publication of JPH0212572B2 publication Critical patent/JPH0212572B2/ja
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
    • A61B3/15—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing
    • A61B3/156—Arrangements specially adapted for eye photography with means for aligning, spacing or blocking spurious reflection ; with means for relaxing for blocking
    • 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)
JP57159427A 1982-09-16 1982-09-16 眼底カメラの照明装置 Granted JPS5949737A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57159427A JPS5949737A (ja) 1982-09-16 1982-09-16 眼底カメラの照明装置
US06/532,995 US4558932A (en) 1982-09-16 1983-09-16 Variable image magnification eye fundus camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57159427A JPS5949737A (ja) 1982-09-16 1982-09-16 眼底カメラの照明装置

Publications (2)

Publication Number Publication Date
JPS5949737A JPS5949737A (ja) 1984-03-22
JPH0212572B2 true JPH0212572B2 (forum.php) 1990-03-22

Family

ID=15693502

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57159427A Granted JPS5949737A (ja) 1982-09-16 1982-09-16 眼底カメラの照明装置

Country Status (2)

Country Link
US (1) US4558932A (forum.php)
JP (1) JPS5949737A (forum.php)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03130979U (forum.php) * 1990-04-18 1991-12-27

Families Citing this family (18)

* 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
JP2855271B2 (ja) * 1987-06-30 1999-02-10 株式会社トプコン 照明・観察光学装置
JPH02299630A (ja) * 1989-05-15 1990-12-11 Topcon Corp 眼底カメラ
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
DE19744131B4 (de) * 1996-10-01 2006-06-01 Kabushiki Kaisha Topcon Ophthalmologische Kamera
AU737411B2 (en) * 1997-04-01 2001-08-16 Johns Hopkins University, The A system for imaging an ocular fundus semi-automatically at high resolution and wide field
US6637882B1 (en) 1998-11-24 2003-10-28 Welch Allyn, Inc. Eye viewing device for retinal viewing through undilated pupil
EP1152687B1 (en) 1998-11-24 2004-09-01 Welch Allyn, Inc. Eye viewing device for retinal viewing through undilated pupil
JP4231146B2 (ja) * 1999-04-05 2009-02-25 株式会社トプコン 眼底カメラ
WO2001060241A1 (en) * 2000-02-15 2001-08-23 Ian Marshall Ophthalmoscope with multiple interchangeable groups of optical components
JP2002224038A (ja) * 2001-01-31 2002-08-13 Nidek Co Ltd 眼底カメラ
EP1694195B1 (en) 2003-10-28 2009-04-08 Welch Allyn, Inc. Digital documenting ophthalmoscope
JP4566654B2 (ja) * 2004-08-18 2010-10-20 株式会社トプコン 眼科撮影装置
WO2006026666A2 (en) * 2004-08-31 2006-03-09 Synergeyes, Inc. Multipurpose optical imaging devices
US7360896B2 (en) * 2005-10-11 2008-04-22 Carestream Health, Inc. Fundus camera for wide field of view and small pupil
CN102824157A (zh) * 2012-09-03 2012-12-19 苏州捷美医疗器械有限公司 检影镜
CN111166283A (zh) * 2019-12-24 2020-05-19 深圳盛达同泽科技有限公司 一种眼底拍摄系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4068932A (en) * 1975-05-23 1978-01-17 Canon Kabushiki Kaisha Optical instrument for examining the eye fundus
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
JPS54108623A (en) * 1978-02-14 1979-08-25 Olympus Optical Co Ltd Non-mydriasis retinal camera
JPS56104638A (en) * 1980-01-25 1981-08-20 Canon Kk Eyeground camera
JPS56143138A (en) * 1980-04-04 1981-11-07 Canon Kk Eye bottom camera

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03130979U (forum.php) * 1990-04-18 1991-12-27

Also Published As

Publication number Publication date
US4558932A (en) 1985-12-17
JPS5949737A (ja) 1984-03-22

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