CN104161496B - 用于确定眼睛支点位置的方法和设备 - Google Patents

用于确定眼睛支点位置的方法和设备 Download PDF

Info

Publication number
CN104161496B
CN104161496B CN201410399662.0A CN201410399662A CN104161496B CN 104161496 B CN104161496 B CN 104161496B CN 201410399662 A CN201410399662 A CN 201410399662A CN 104161496 B CN104161496 B CN 104161496B
Authority
CN
China
Prior art keywords
eyes
fulcrum
line
point
adl
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.)
Active
Application number
CN201410399662.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN104161496A (zh
Inventor
T.克拉策尔
J-M.卡贝扎-吉伦
G.克尔赫
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.)
Carle Zeiss optics Co., Ltd.
Original Assignee
Carl Zeiss Vision International GmbH
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 Carl Zeiss Vision International GmbH filed Critical Carl Zeiss Vision International GmbH
Publication of CN104161496A publication Critical patent/CN104161496A/zh
Application granted granted Critical
Publication of CN104161496B publication Critical patent/CN104161496B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A61B3/11—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils
    • A61B3/111—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 interpupillary distance
    • 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
    • A61B3/113—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining or recording eye movement
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C13/00—Assembling; Repairing; Cleaning
    • G02C13/003—Measuring during assembly or fitting of spectacles
    • G02C13/005—Measuring geometric parameters required to locate ophtalmic lenses in spectacles frames
    • 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
    • A61B3/1005—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring distances inside the eye, e.g. thickness of the cornea
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/024—Methods of designing ophthalmic lenses
    • G02C7/027—Methods of designing ophthalmic lenses considering wearer's parameters

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Ophthalmology & Optometry (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Human Computer Interaction (AREA)
  • Geometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eye Examination Apparatus (AREA)
  • Eyeglasses (AREA)
CN201410399662.0A 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备 Active CN104161496B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102009010467.4 2009-02-26
DE200910010467 DE102009010467A1 (de) 2009-02-26 2009-02-26 Verfahren und Vorrichtung zur Bestimmung der Augendrehpunktlage
CN201080009457.9A CN102333476B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201080009457.9A Division CN102333476B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备

Publications (2)

Publication Number Publication Date
CN104161496A CN104161496A (zh) 2014-11-26
CN104161496B true CN104161496B (zh) 2016-10-26

Family

ID=42027960

Family Applications (4)

Application Number Title Priority Date Filing Date
CN201410399662.0A Active CN104161496B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备
CN201080009457.9A Active CN102333476B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备
CN201410399687.0A Active CN104095611B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备
CN201410399688.5A Active CN104146679B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备

Family Applications After (3)

Application Number Title Priority Date Filing Date
CN201080009457.9A Active CN102333476B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备
CN201410399687.0A Active CN104095611B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备
CN201410399688.5A Active CN104146679B (zh) 2009-02-26 2010-02-04 用于确定眼睛支点位置的方法和设备

Country Status (10)

Country Link
US (2) US8840247B2 (enExample)
EP (4) EP3243428B1 (enExample)
JP (3) JP5536110B2 (enExample)
CN (4) CN104161496B (enExample)
DE (1) DE102009010467A1 (enExample)
DK (1) DK2471441T3 (enExample)
ES (3) ES2641938T3 (enExample)
PL (1) PL2471441T3 (enExample)
PT (1) PT2471441T (enExample)
WO (1) WO2010097161A1 (enExample)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011009260B4 (de) 2011-01-24 2022-02-10 Rodenstock Gmbh Bestimmung der Rotationsparameter der Augen
USD680143S1 (en) 2011-09-06 2013-04-16 Carl Zeiss Vision International Gmbh Video centration apparatus
US10613347B2 (en) * 2012-01-11 2020-04-07 Rodenstock Gmbh Population of an eye model for optimizing spectacle lenses with measurement data
DE102012000390A1 (de) * 2012-01-11 2013-07-11 Rodenstock Gmbh Brillenglasoptimierung mit individuellem Augenmodell
DE102017007974A1 (de) 2017-01-27 2018-08-02 Rodenstock Gmbh Belegung eines Augenmodells zur Optimierung von Brillengläsern mit Messdaten
PL2820471T3 (pl) * 2012-03-01 2021-04-06 Shamir Optical Industry Ltd Metoda i system ulepszający receptę okulistyczną
DE102012010221A1 (de) 2012-05-23 2013-11-28 Carl Zeiss Vision International Gmbh Verfahren zum Herstellen einer Brillenlinse mit astigmatischer Korrektur und Brille mit solcher Brillenlinse
CN102981616B (zh) * 2012-11-06 2017-09-22 中兴通讯股份有限公司 增强现实中对象的识别方法及系统和计算机
JPWO2015125848A1 (ja) * 2014-02-19 2017-03-30 ホヤ レンズ タイランド リミテッドＨＯＹＡ Ｌｅｎｓ Ｔｈａｉｌａｎｄ Ｌｔｄ 眼鏡レンズの供給システム、眼鏡レンズの供給方法、眼鏡レンズの供給プログラム、眼鏡レンズ推奨タイプ提示装置および眼鏡レンズの製造方法
JP2015194838A (ja) * 2014-03-31 2015-11-05 株式会社国際電気通信基礎技術研究所 視線方向推定装置および視線方向推定方法
US20150312558A1 (en) * 2014-04-29 2015-10-29 Quentin Simon Charles Miller Stereoscopic rendering to eye positions
US9395562B1 (en) * 2015-04-07 2016-07-19 Perfect Squares, Inc. Method and apparatus for eye and eyewear characteristics measurement
EP3295145B1 (en) 2015-05-10 2024-08-21 6 Over 6 Vision Ltd. Apparatus, system and method of determining one or more optical parameters of a lens
FR3041230B1 (fr) 2015-09-18 2022-04-15 Suricog Procede de determination de parametres anatomiques
WO2017151921A1 (en) * 2016-03-03 2017-09-08 Biolight Engineering Llc Methods and devices for fundus photography employing trans-palpebral and trans-scleral illumination
EP3465545A4 (en) * 2016-06-01 2020-01-29 Vidi Pty Ltd OPTICAL MEASUREMENT AND SCANNING SYSTEM AND METHODS OF USE
WO2018229021A1 (de) * 2017-06-12 2018-12-20 Rodenstock Gmbh Verfahren zum hochgenauen bestimmen eines pupillendurchmessers eines auges und eine diesbezügliche vorrichtung
EP3422087B1 (de) 2017-06-28 2019-12-25 Carl Zeiss Vision International GmbH Verfahren zur korrektur von zentrierparametern und/oder einer achslage sowie entsprechendes computerprogramm und verfahren
EP3420887B1 (en) * 2017-06-30 2025-01-29 Essilor International Method for determining the position of the eye rotation center of the eye of a subject, and associated device
WO2019143864A1 (en) 2018-01-17 2019-07-25 Magic Leap, Inc. Display systems and methods for determining registration between a display and a user's eyes
JP7390297B2 (ja) * 2018-01-17 2023-12-01 マジック リープ， インコーポレイテッド 眼の回転中心決定、深度平面選択、およびディスプレイシステム内のレンダリングカメラ位置付け
DE102018109726B4 (de) * 2018-04-23 2020-01-23 Carl Zeiss Ag Verfahren und Vorrichtung zur Cornea-Vermessung
JP7382387B2 (ja) 2018-07-24 2023-11-16 マジック リープ， インコーポレイテッド ディスプレイとユーザの眼との間の位置合わせを決定するためのディスプレイシステムおよび方法
CN112805659A (zh) 2018-08-03 2021-05-14 奇跃公司 通过用户分类为多深度平面显示系统选择深度平面
JP2022516689A (ja) * 2018-11-07 2022-03-02 ビジョニクス－ルノー テクノロジー （イスラエル） 軸長の導出のためのシステムおよび方法
SG11202104593TA (en) * 2018-12-12 2021-06-29 Essilor Int Method and apparatus for evaluating efficacy of ophthalmic lens in controlling sightedness impairment
CN110215339B (zh) * 2019-07-03 2022-01-07 中山大学 一种实现自动化机械操作臂路径规划的方法
CN114424147A (zh) 2019-07-16 2022-04-29 奇跃公司 利用一个或多个眼睛跟踪相机确定眼睛旋转中心
EP3974892A1 (en) * 2020-09-25 2022-03-30 Carl Zeiss Vision International GmbH Computer implemented method of determining a numerical representation of a spectacle lens
EP3985483A1 (en) 2020-10-19 2022-04-20 Carl Zeiss Vision International GmbH Computer-implemented method for determining a position of a center of rotation of an eye using a mobile device, mobile device and computer program
JP7710708B2 (ja) * 2021-04-23 2025-07-22 東海光学株式会社 眼鏡レンズの設計方法及び評価方法
CN113298794B (zh) * 2021-06-03 2024-07-02 深圳市新产业眼科新技术有限公司 角膜表面形状的构建方法、装置、终端设备及存储介质

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350957A2 (en) * 1988-07-14 1990-01-17 Atr Communication Systems Research Laboratories Image pickup apparatus
US6241355B1 (en) * 1996-03-29 2001-06-05 Brian A. Barsky Computer aided contact lens design and fabrication using spline surfaces
WO2002009025A1 (en) * 2000-07-24 2002-01-31 Seeing Machines Pty Ltd Facial image processing system
CN1340166A (zh) * 1999-02-12 2002-03-13 保谷株式会社 眼镜镜片及其制造方法
CN101042470A (zh) * 2006-03-24 2007-09-26 依视路国际集团（光学总公司） 确定渐变眼镜的方法
CN101219077A (zh) * 1999-10-21 2008-07-16 泰思诺拉斯眼科系统公司 用于光学治疗的虹膜识别和跟踪

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105302A (en) * 1976-06-23 1978-08-08 Tate Jr George W Automatic refraction apparatus and method
DE3016936C2 (de) 1980-05-02 1983-12-01 Fa. Carl Zeiss, 7920 Heidenheim Brillenlinse mit astigmatischer Wirkung
US4685140A (en) * 1984-06-26 1987-08-04 Kera Corporation Keratograph autoscanner system
JP2642702B2 (ja) * 1988-10-31 1997-08-20 日本電信電話株式会社 注視方向検出装置
JP2739331B2 (ja) * 1988-11-16 1998-04-15 株式会社エイ・ティ・アール通信システム研究所 非接触視線検出装置
JP3195621B2 (ja) * 1991-08-30 2001-08-06 キヤノン株式会社 眼屈折計
DE4210008A1 (de) 1992-03-27 1993-09-30 Zeiss Carl Fa Brillenlinse
JP2600114B2 (ja) * 1994-11-28 1997-04-16 工業技術院長 ノイズに強い正確な楕円近似による計測方法
US6580448B1 (en) * 1995-05-15 2003-06-17 Leica Microsystems Ag Process and device for the parallel capture of visual information
DE19701312A1 (de) 1997-01-16 1998-07-23 Zeiss Carl Fa Brillenglas mit sphärischer Vorderseite und multifokaler Rückseite, sowie Verfahren zu seiner Herstellung
DE19704254A1 (de) 1997-02-05 1998-08-06 Hella Kg Hueck & Co Klimaanlage für den Innenraum eines Fahrzeuges
JP3634598B2 (ja) * 1997-11-13 2005-03-30 アレイ株式会社 計測装置およびその方法
US5963300A (en) 1998-02-17 1999-10-05 Amt Technologies, Corp. Ocular biometer
US6276798B1 (en) * 1998-09-29 2001-08-21 Applied Spectral Imaging, Ltd. Spectral bio-imaging of the eye
JP4785814B2 (ja) * 1999-02-12 2011-10-05 Ｈｏｙａ株式会社 累進屈折力レンズの製造方法
JP2000300520A (ja) * 1999-04-23 2000-10-31 Matsushita Electric Works Ltd 瞳孔測定装置
CN100362975C (zh) 1999-10-21 2008-01-23 泰思诺拉斯眼科系统公司 用于光学治疗的虹膜识别和跟踪
US6234631B1 (en) * 2000-03-09 2001-05-22 Lasersight Technologies, Inc. Combination advanced corneal topography/wave front aberration measurement
US6193371B1 (en) * 2000-03-27 2001-02-27 Richard Snook Keratometer/pachymeter
US6692127B2 (en) * 2000-05-18 2004-02-17 Visionix Ltd. Spectacles fitting system and fitting methods useful therein
WO2002064030A1 (en) 2001-02-09 2002-08-22 Kabushiki Kaisha Topcon Eye characteristics measuring device
JP4663147B2 (ja) * 2001-02-09 2011-03-30 株式会社トプコン 眼特性測定装置
US7434931B2 (en) * 2001-10-25 2008-10-14 Ophthonix Custom eyeglass manufacturing method
AU2002361210A1 (en) 2001-12-21 2003-07-09 Sensomotoric Instruments Gmbh Method and apparatus for eye registration
EP1516156B1 (en) * 2002-05-30 2019-10-23 AMO Manufacturing USA, LLC Tracking torsional eye orientation and position
CA2485508C (en) * 2002-06-03 2012-07-31 Scientific Optics, Inc. Method and system for improving vision
JP2004008768A (ja) * 2002-06-10 2004-01-15 Tomey Corporation 眼屈折力測定装置
JP4318463B2 (ja) * 2003-02-03 2009-08-26 株式会社トプコン 矯正データ測定装置、矯正データ測定プログラム、矯正データ測定プログラムを記録した記録媒体及び眼特性測定装置
US7270413B2 (en) * 2003-02-03 2007-09-18 Kabushiki Kaisha Topcon Ophthalmic data measuring apparatus, ophthalmic data measurement program and eye characteristic measuring apparatus
US7703919B2 (en) * 2003-03-28 2010-04-27 Digital Vision, Llc Application of neuro-ocular wavefront data in vision correction
DE102005003699B4 (de) * 2005-01-26 2018-07-05 Rodenstock Gmbh Vorrichtung und Verfahren zum Bestimmen von optischen Parametern eines Benutzers; Computerprogrammprodukt
FR2884130B1 (fr) 2005-04-08 2008-02-15 Essilor Int Procede et dispositif de determination du centre de rotation d'un oeil
DE102005023126B4 (de) * 2005-05-19 2022-06-30 Rodenstock Gmbh Serie von Brillengläsern, Verfahren zur Herstellung
EP1910997B1 (en) * 2005-08-01 2019-11-20 Bioptigen, Inc. Methods, systems and computer program for 3d-registration of three dimensional data sets obtained by preferably optical coherence tomography based on the alignment of projection images or fundus images, respectively
DE102005041710A1 (de) * 2005-09-01 2007-03-15 Taneri, Suphi, Dr. med. Verfahren und Messanordnung zur Feststellung der Position des Augapfels, einschließlich der Verrollung
DE102006030204A1 (de) 2006-06-30 2008-01-03 Rodenstock Gmbh Brillenglaspaar bei Anisometropie
DE112008000078A5 (de) 2007-01-25 2009-12-24 Rodenstock Gmbh Verfahren zur Optimierung eines Brillenglases
FR2914173B1 (fr) * 2007-03-30 2010-02-26 Essilor Int Procede de mesure de la position suivant une direction horizontale du plan sagittal d'un point remarquable d'un oeil d'un sujet
JP5145555B2 (ja) * 2007-03-30 2013-02-20 国立大学法人静岡大学 瞳孔検出方法
WO2008130905A2 (en) * 2007-04-17 2008-10-30 Mikos, Ltd. System and method for using three dimensional infrared imaging to provide detailed anatomical structure maps
EP2359743B1 (de) * 2007-07-24 2012-12-05 SIS AG, Surgical Instrument Systems Ophthalmologische Messvorrichtung und Messverfahren
US9504376B2 (en) * 2009-12-22 2016-11-29 Amo Wavefront Sciences, Llc Optical diagnosis using measurement sequence
US9994228B2 (en) * 2010-05-14 2018-06-12 Iarmourholdings, Inc. Systems and methods for controlling a vehicle or device in response to a measured human response to a provocative environment
KR101300671B1 (ko) * 2012-07-06 2013-08-27 (주)뷰아이텍 안경 렌즈 제작을 위해 필요한 파라미터 측정 방법 및 이를 구현하기 위한 측정 장치

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350957A2 (en) * 1988-07-14 1990-01-17 Atr Communication Systems Research Laboratories Image pickup apparatus
US6241355B1 (en) * 1996-03-29 2001-06-05 Brian A. Barsky Computer aided contact lens design and fabrication using spline surfaces
CN1340166A (zh) * 1999-02-12 2002-03-13 保谷株式会社 眼镜镜片及其制造方法
CN101219077A (zh) * 1999-10-21 2008-07-16 泰思诺拉斯眼科系统公司 用于光学治疗的虹膜识别和跟踪
WO2002009025A1 (en) * 2000-07-24 2002-01-31 Seeing Machines Pty Ltd Facial image processing system
CN101042470A (zh) * 2006-03-24 2007-09-26 依视路国际集团（光学总公司） 确定渐变眼镜的方法

Also Published As

Publication number Publication date
WO2010097161A1 (de) 2010-09-02
EP2471441B1 (de) 2017-08-16
US20120033179A1 (en) 2012-02-09
DK2471441T3 (da) 2017-11-27
CN104095611B (zh) 2016-05-25
CN104095611A (zh) 2014-10-15
EP3243428A1 (de) 2017-11-15
EP3243428B1 (de) 2020-08-26
JP2012518501A (ja) 2012-08-16
DE102009010467A1 (de) 2010-09-09
CN102333476B (zh) 2015-01-14
JP2014166560A (ja) 2014-09-11
CN104146679A (zh) 2014-11-19
CN104146679B (zh) 2018-03-09
PT2471441T (pt) 2017-10-13
EP2400880B1 (de) 2013-11-06
US8840247B2 (en) 2014-09-23
EP3235422B1 (de) 2020-06-03
ES2805625T3 (es) 2021-02-15
JP5898255B2 (ja) 2016-04-06
JP2016025922A (ja) 2016-02-12
EP2471441A1 (de) 2012-07-04
JP5536110B2 (ja) 2014-07-02
CN102333476A (zh) 2012-01-25
US20140354948A1 (en) 2014-12-04
EP3235422A1 (de) 2017-10-25
PL2471441T3 (pl) 2018-01-31
EP2400880A1 (de) 2012-01-04
CN104161496A (zh) 2014-11-26
US10433724B2 (en) 2019-10-08
ES2641938T3 (es) 2017-11-14
ES2819130T3 (es) 2021-04-15
JP6072176B2 (ja) 2017-02-01

Similar Documents

Publication Publication Date Title
CN104161496B (zh) 用于确定眼睛支点位置的方法和设备
CN101057170B (zh) 一种考虑到个体头部及眼睛活动的眼镜片设计方法
ES2861259T3 (es) Método y sistema de prescripción de gafas
KR102053389B1 (ko) 복수의 시선 방향에 따른 피검자의 적어도 하나의 객관적인 시각굴절 매개변수를 결정하기 위한 장치와 방법
US10492675B2 (en) System and method for determining corrective vision
US20050088616A1 (en) Method for designing spectacle lenses taking into account an individual's head and eye movement
CN107209399B (zh) 具有额外像散的光学视觉辅助器
JP2015524284A (ja) 人物の他覚的眼屈折及び少なくとも１つの幾何学的形態パラメータを測定する装置及び方法
CN105705984B (zh) 用于验光测量的质量控制方法
US11747654B2 (en) Computer-implemented method for generating data in order to produce at least one spectacle lens, and method for producing a pair of spectacles
CN113208554A (zh) 一种具备离焦和散光精准矫正功能的验光装置及验光方法
JP3114819B2 (ja) 眼科用測定装置
CN118984671A (zh) 用于评估眼睛的轴向长度的方法和系统
EP4542288A1 (en) Method for determining the position of the centre of ocular rotation with respect to a lens and device for said method
EP4382031A1 (en) Apparatus and method for determining refraction error of at least an eye of a subject
CN113795785A (zh) 用于确定要放置在镜架中以用于受试者的视力矫正的渐变镜片的至少光学特征的方法和装置
Munger et al. Evaluating the PAR Corneal Topography System: A Preliminary Study
HK1244542A1 (en) Optical visual aid with additional astigmatism

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: German Allen

Patentee after: Carle Zeiss optics Co., Ltd.

Address before: German Allen

Patentee before: Carl Zeiss Vision GmbH