DE69729701D1 - Vorrichtung zur Messung der Refraktion eines Auges - Google Patents

Vorrichtung zur Messung der Refraktion eines Auges

Info

Publication number
DE69729701D1
DE69729701D1 DE69729701T DE69729701T DE69729701D1 DE 69729701 D1 DE69729701 D1 DE 69729701D1 DE 69729701 T DE69729701 T DE 69729701T DE 69729701 T DE69729701 T DE 69729701T DE 69729701 D1 DE69729701 D1 DE 69729701D1
Authority
DE
Germany
Prior art keywords
refraction
eye
measuring
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
DE69729701T
Other languages
English (en)
Other versions
DE69729701T2 (de
Inventor
Masanao Fujieda
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.)
Nidek Co Ltd
Original Assignee
Nidek 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
Priority claimed from JP28328196A external-priority patent/JP3539829B2/ja
Priority claimed from JP28328096A external-priority patent/JP3560746B2/ja
Application filed by Nidek Co Ltd filed Critical Nidek Co Ltd
Publication of DE69729701D1 publication Critical patent/DE69729701D1/de
Application granted granted Critical
Publication of DE69729701T2 publication Critical patent/DE69729701T2/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
    • A61B3/107—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining the shape or measuring the curvature of the cornea
    • 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

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)
DE69729701T 1996-10-03 1997-10-02 Vorrichtung zur Messung der Refraktion eines Auges Expired - Fee Related DE69729701T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP28328196 1996-10-03
JP28328096 1996-10-03
JP28328196A JP3539829B2 (ja) 1996-10-03 1996-10-03 眼科測定装置
JP28328096A JP3560746B2 (ja) 1996-10-03 1996-10-03 眼屈折力測定装置

Publications (2)

Publication Number Publication Date
DE69729701D1 true DE69729701D1 (de) 2004-08-05
DE69729701T2 DE69729701T2 (de) 2005-07-07

Family

ID=26554975

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69729701T Expired - Fee Related DE69729701T2 (de) 1996-10-03 1997-10-02 Vorrichtung zur Messung der Refraktion eines Auges

Country Status (3)

Country Link
US (1) US5907388A (de)
EP (1) EP0836830B1 (de)
DE (1) DE69729701T2 (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3703310B2 (ja) * 1997-05-30 2005-10-05 株式会社ニデック 手持ち型眼科装置
JP3636886B2 (ja) * 1997-07-03 2005-04-06 株式会社ニデック 眼科装置
JP3599537B2 (ja) * 1997-08-29 2004-12-08 株式会社ニデック 眼屈折力測定装置
JP3763958B2 (ja) * 1998-01-20 2006-04-05 株式会社ニデック 眼科装置
US6033075A (en) * 1998-03-31 2000-03-07 Nidek Co., Ltd. Ophthalmic apparatus
JP3636917B2 (ja) 1999-02-26 2005-04-06 株式会社ニデック 眼屈折力測定装置
JP3730436B2 (ja) * 1999-03-30 2006-01-05 株式会社ニデック 角膜形状検査装置
JP4290278B2 (ja) 1999-06-03 2009-07-01 株式会社ニデック 眼科装置
JP3602371B2 (ja) 1999-06-04 2004-12-15 株式会社ニデック 角膜形状測定装置
JP3798199B2 (ja) 1999-09-29 2006-07-19 株式会社ニデック 眼科装置
CA2356295C (en) 1999-10-21 2009-01-06 Nidek Co., Ltd. Apparatus for determining an amount of corneal ablation and surgical apparatus for a cornea
US6402319B1 (en) * 2000-03-23 2002-06-11 Bausch & Lomb Incorporated Acquisition of multiple eye topography exams
JP3664937B2 (ja) * 2000-03-27 2005-06-29 株式会社ニデック 眼科装置
JP3696041B2 (ja) 2000-03-30 2005-09-14 株式会社ニデック 眼科装置
JP4535580B2 (ja) * 2000-08-09 2010-09-01 株式会社トプコン 眼科装置
JP3709335B2 (ja) 2000-09-28 2005-10-26 株式会社ニデック 眼科装置
CA2438109A1 (en) * 2001-02-08 2002-08-15 Topcon Corporation Contrast chart apparatus, contrast sensitivity measuring apparatus, and contrast sensitivity measuring method
WO2002082980A2 (en) * 2001-04-16 2002-10-24 Lasersight Technologies, Inc. Stereoscopic measurement of cornea and illumination patterns
JP4837840B2 (ja) * 2001-06-01 2011-12-14 株式会社ニデック 角膜切除データ決定装置及び角膜切除データ決定プログラム
JP3921375B2 (ja) * 2001-10-12 2007-05-30 株式会社ニデック 眼科装置及び角膜手術装置
JP3978024B2 (ja) * 2001-12-03 2007-09-19 株式会社ニデック 眼科装置及び角膜手術装置
JP3703429B2 (ja) 2001-12-07 2005-10-05 株式会社ニデック 角膜形状測定装置
JP3916482B2 (ja) * 2002-02-27 2007-05-16 株式会社ニデック 眼科装置
US7278989B2 (en) * 2002-04-30 2007-10-09 Nidek Co. Ltd. Method for analysis of an ablated surface, analysis on inconsistency in a laser beam, and calibration of laser beam irradiation data
JP4171616B2 (ja) * 2002-06-24 2008-10-22 株式会社ニデック 角膜手術装置及び角膜切除量決定装置
JP4349934B2 (ja) * 2003-03-31 2009-10-21 株式会社ニデック 眼科装置
JP4233439B2 (ja) 2003-11-28 2009-03-04 株式会社ニデック 眼科装置
JP4391259B2 (ja) * 2004-02-03 2009-12-24 株式会社ニデック 眼科装置
JP4492858B2 (ja) * 2004-07-20 2010-06-30 株式会社ニデック 眼科装置及び眼内屈折力分布算出プログラム
JP4578995B2 (ja) * 2005-02-04 2010-11-10 株式会社ニデック 眼科測定装置
JP4570485B2 (ja) * 2005-03-04 2010-10-27 株式会社ニデック 眼科装置
JP4987408B2 (ja) * 2006-09-29 2012-07-25 株式会社ニデック 眼科装置
JP4987426B2 (ja) * 2006-11-02 2012-07-25 株式会社ニデック 眼科測定装置
JP5042740B2 (ja) * 2007-08-03 2012-10-03 株式会社ニデック 眼内レンズ選択装置及びプログラム
DE102009005482A1 (de) * 2009-01-21 2010-07-22 Carl Zeiss Meditec Ag Vorrichtung und Verfahren zum Erzeugen von Steuerdaten zur operativen Fehlsichtigkeitskorrektur eines Auges
JP6007466B2 (ja) 2010-12-27 2016-10-12 株式会社ニデック 角膜形状測定装置
JP6349751B2 (ja) 2014-02-03 2018-07-04 株式会社ニデック 眼科用情報処理プログラム
US10085631B2 (en) 2016-03-31 2018-10-02 Nidek Co., Ltd. Method for generating eyeglass-prescription assisting information
WO2018178269A1 (en) * 2017-03-31 2018-10-04 Carl Zeiss Meditec, Inc. Systems and methods for characterizing refraction with ophthalmic imaging systems
EP3973849A1 (de) * 2020-09-24 2022-03-30 Carl Zeiss Vision International GmbH Vorrichtung und verfahren zur bestimmung des brechungsfehlers eines auges

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5470688A (en) * 1977-11-16 1979-06-06 Nippon Chemical Ind Device for measuring eye refracting power
JPS5586437A (en) * 1978-12-22 1980-06-30 Nippon Chemical Ind Objective eye refractive power measuring device
JPS57165735A (en) * 1981-04-04 1982-10-12 Nippon Kogaku Kk <Nikon> Device for measuring refracting power in optical system
JPS61280543A (ja) * 1985-06-05 1986-12-11 San Haitetsuku Kk 光学系の屈折力の測定装置
JPS62290435A (ja) * 1986-06-09 1987-12-17 キヤノン株式会社 角膜形状測定装置
JPS6346130A (ja) * 1986-08-13 1988-02-27 株式会社トーメー 他覚式眼屈折力測定装置
US5214456A (en) * 1991-10-09 1993-05-25 Computed Anatomy Incorporated Mapping of corneal topography with display of pupil perimeter
US5555039A (en) * 1993-02-10 1996-09-10 Nikon Corporation Eye measuring apparatus having an automatic fogging producing mechanism and method thereof
US5500697A (en) * 1993-07-30 1996-03-19 Nidek Co., Ltd. Ophthalmic apparatus for measuring refractive characteristic of eye to be measured
JPH08103413A (ja) * 1994-10-03 1996-04-23 Canon Inc 眼科測定装置

Also Published As

Publication number Publication date
US5907388A (en) 1999-05-25
EP0836830B1 (de) 2004-06-30
EP0836830A1 (de) 1998-04-22
DE69729701T2 (de) 2005-07-07

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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