PT102423A - Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea - Google Patents

Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea

Info

Publication number
PT102423A
PT102423A PT102423A PT10242300A PT102423A PT 102423 A PT102423 A PT 102423A PT 102423 A PT102423 A PT 102423A PT 10242300 A PT10242300 A PT 10242300A PT 102423 A PT102423 A PT 102423A
Authority
PT
Portugal
Prior art keywords
cornea
image
thickness
cylindrical lens
topography
Prior art date
Application number
PT102423A
Other languages
English (en)
Inventor
Jose Manuel Martins Bo Almeida
Sandra Maria De Braga Franco
Original Assignee
Univ Do Minho
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 Univ Do Minho filed Critical Univ Do Minho
Priority to PT102423A priority Critical patent/PT102423A/pt
Priority to EP01104270A priority patent/EP1127533B1/en
Priority to DE60132510T priority patent/DE60132510T2/de
Priority to AT01104270T priority patent/ATE384472T1/de
Priority to US10/204,638 priority patent/US6913358B2/en
Priority to JP2001561212A priority patent/JP4128776B2/ja
Priority to PCT/PT2001/000002 priority patent/WO2001062140A1/en
Priority to AU2001236256A priority patent/AU2001236256A1/en
Publication of PT102423A publication Critical patent/PT102423A/pt

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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
PT102423A 2000-02-25 2000-02-25 Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea PT102423A (pt)

Priority Applications (8)

Application Number Priority Date Filing Date Title
PT102423A PT102423A (pt) 2000-02-25 2000-02-25 Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea
EP01104270A EP1127533B1 (en) 2000-02-25 2001-02-22 System to measure the topography of both corneal surfaces and corneal thickness
DE60132510T DE60132510T2 (de) 2000-02-25 2001-02-22 Vorrichtung zur Messung der Topographie von beiden Oberflächen der Kornea und ihrer Dicke
AT01104270T ATE384472T1 (de) 2000-02-25 2001-02-22 Vorrichtung zur messung der topographie von beiden oberflächen der kornea und ihrer dicke
US10/204,638 US6913358B2 (en) 2000-02-25 2001-02-26 System of measure the topography of both corneal surfaces and corneal thickness
JP2001561212A JP4128776B2 (ja) 2000-02-25 2001-02-26 角膜表面と角膜厚さとの両方の形状を測定する測定システム
PCT/PT2001/000002 WO2001062140A1 (en) 2000-02-25 2001-02-26 System to measure the topography of both corneal surfaces and corneal thickness
AU2001236256A AU2001236256A1 (en) 2000-02-25 2001-02-26 System to measure the topography of both corneal surfaces and corneal thickness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PT102423A PT102423A (pt) 2000-02-25 2000-02-25 Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea

Publications (1)

Publication Number Publication Date
PT102423A true PT102423A (pt) 2001-08-31

Family

ID=20085932

Family Applications (1)

Application Number Title Priority Date Filing Date
PT102423A PT102423A (pt) 2000-02-25 2000-02-25 Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea

Country Status (8)

Country Link
US (1) US6913358B2 (pt)
EP (1) EP1127533B1 (pt)
JP (1) JP4128776B2 (pt)
AT (1) ATE384472T1 (pt)
AU (1) AU2001236256A1 (pt)
DE (1) DE60132510T2 (pt)
PT (1) PT102423A (pt)
WO (1) WO2001062140A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1358839B1 (de) * 2002-04-05 2005-02-23 SIS AG Surgical Instrument Systems Vorrichtung und Verfahren zur Bestimmung von geometrischen Messwerten eines Auges
AU2008251316B2 (en) 2007-05-11 2014-05-29 Amo Development, Llc Combined wavefront and topography systems and methods
US7988290B2 (en) * 2007-06-27 2011-08-02 AMO Wavefront Sciences LLC. Systems and methods for measuring the shape and location of an object
US7976163B2 (en) 2007-06-27 2011-07-12 Amo Wavefront Sciences Llc System and method for measuring corneal topography
WO2009081286A2 (en) * 2007-12-21 2009-07-02 Sifi Diagnostic Spa Dual scheimpflug system for three- dimensional analysis of an eye
US7988293B2 (en) * 2008-11-14 2011-08-02 AMO Wavefront Sciences LLC. Method of qualifying light spots for optical measurements and measurement instrument employing method of qualifying light spots
CN105147239A (zh) * 2009-03-04 2015-12-16 完美Ip有限公司 用于表征角膜并制造眼用透镜的系统
US8622546B2 (en) 2011-06-08 2014-01-07 Amo Wavefront Sciences, Llc Method of locating valid light spots for optical measurement and optical measurement instrument employing method of locating valid light spots
JP6323743B2 (ja) * 2013-12-13 2018-05-16 大日本印刷株式会社 光走査装置、照明装置、投射装置および光学素子
CN110430799B (zh) * 2017-02-23 2022-03-29 艾维斯技术有限责任公司 用于光学角膜地形图和断层扫描的相干激光

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019813A (en) * 1976-01-19 1977-04-26 Baylor College Of Medicine Optical apparatus for obtaining measurements of portions of the eye
US5095386A (en) * 1990-05-01 1992-03-10 Charles Lescrenier Optical system for generating lines of light using crossed cylindrical lenses
BE1007225A3 (nl) 1993-06-17 1995-04-25 Philips Electronics Nv Differentiele belastingtrap met stapsgewijs variabele impedantie.
US5867250A (en) * 1996-05-03 1999-02-02 Baron; William S. Apparatus and method for optically mapping front and back surface topographies of an object
US6575573B2 (en) * 2001-10-17 2003-06-10 Carl Zeiss Ophthalmic Systems, Inc. Method and apparatus for measuring a corneal profile of an eye

Also Published As

Publication number Publication date
JP4128776B2 (ja) 2008-07-30
ATE384472T1 (de) 2008-02-15
DE60132510T2 (de) 2009-03-26
US20030142270A1 (en) 2003-07-31
EP1127533A1 (en) 2001-08-29
WO2001062140A1 (en) 2001-08-30
US6913358B2 (en) 2005-07-05
AU2001236256A1 (en) 2001-09-03
JP2003523245A (ja) 2003-08-05
EP1127533B1 (en) 2008-01-23
DE60132510D1 (de) 2008-03-13

Similar Documents

Publication Publication Date Title
AU2002215929A1 (en) Device and method for determining the orientation of an eye
PT102423A (pt) Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea
DE602004015897D1 (de) Vorrichtung und Verfahren zur Verminderung von Speckle
WO2004068218A3 (en) Optical beam scanning system for compact image display or image acquisition
JP2004504586A5 (pt)
EP3005938A3 (en) Surgical microscopy system having an optical coherence tomography facility
DE60224635D1 (de) Optisches System, Bildanzeigegerät und Bildaufnahmeapparat
DE50310846D1 (de) Endoskop mit Seitblickoptik
WO2005114631A3 (en) Scanned light display system using large numerical aperture light source
EP1225470A3 (en) Image display apparatus and system
WO2004113962A3 (en) Miniature confocal optical device, system, and method
JP2006235274A5 (pt)
JPH0552487B2 (pt)
EP1666188A3 (en) Laser processing device with a light gathering member for irradiating the workpiece with a shape other than a one-point like profile, i.e. like a circle or a ring
WO2009069382A1 (ja) 光走査装置および画像出力装置
WO2003057100A3 (en) Device and procedure for refractive laser surgery
KR950024024A (ko) 투영노광장치 및 이를 이용한 디바이스 제조방법
EP0849637A3 (en) Illumination apparatus and exposure apparatus
EP1081553A3 (en) Exposure method and scanning exposure apparatus
EP1102087A3 (en) Baseline length variable surface geometry measuring apparatus and range finder
DE602004020113D1 (de) Integrierter optischer miniaturisierter abtastkopf zur erzeugung eines homogenen konfokalen bilds und diesen verwendendes konfokales abbildungssystem
DE602004019323D1 (de) Optische Abtastvorrichtung und Bilderzeugungsgerät
EP1031882A3 (en) Illumination system with field mirrors for producing uniform scanning energy
EP1522893A3 (en) Illumination optical system and exposure apparatus having the same
JPS63100461A (ja) 照明装置

Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 20000225