ATE552770T1 - Spinnennetzartiges placidomuster - Google Patents

Spinnennetzartiges placidomuster

Info

Publication number
ATE552770T1
ATE552770T1 AT03759425T AT03759425T ATE552770T1 AT E552770 T1 ATE552770 T1 AT E552770T1 AT 03759425 T AT03759425 T AT 03759425T AT 03759425 T AT03759425 T AT 03759425T AT E552770 T1 ATE552770 T1 AT E552770T1
Authority
AT
Austria
Prior art keywords
spiderweb
placido pattern
series
central point
radial lines
Prior art date
Application number
AT03759425T
Other languages
English (en)
Inventor
Gregg Niven
Joseph Bentley
Barry Eagan
Llyod Caldwell
Llyod Allred
Original Assignee
Bausch & Lomb
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 Bausch & Lomb filed Critical Bausch & Lomb
Application granted granted Critical
Publication of ATE552770T1 publication Critical patent/ATE552770T1/de

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
AT03759425T 2002-09-30 2003-09-23 Spinnennetzartiges placidomuster ATE552770T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/261,539 US6834959B2 (en) 2002-09-30 2002-09-30 Spider-web placido pattern
PCT/US2003/029926 WO2004030529A1 (en) 2002-09-30 2003-09-23 Spider-web placido pattern

Publications (1)

Publication Number Publication Date
ATE552770T1 true ATE552770T1 (de) 2012-04-15

Family

ID=32030013

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03759425T ATE552770T1 (de) 2002-09-30 2003-09-23 Spinnennetzartiges placidomuster

Country Status (10)

Country Link
US (1) US6834959B2 (de)
EP (1) EP1549205B1 (de)
JP (1) JP2006501025A (de)
CN (1) CN100384367C (de)
AT (1) ATE552770T1 (de)
AU (1) AU2003275157B2 (de)
CA (1) CA2500604C (de)
ES (1) ES2381971T3 (de)
HK (1) HK1079681B (de)
WO (1) WO2004030529A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7219998B2 (en) * 2004-12-16 2007-05-22 Bausch And Lomb Incorporated Dot radial ringed placido
EP2016888A1 (de) * 2005-10-14 2009-01-21 HESP Technology S.r.l. Hornhauttopographievorrichtung mit weiteren integrierten Vorrichtungen
US8496331B2 (en) 2011-08-12 2013-07-30 Alcon Research, Ltd. Portable pattern-generating ophthalmic probe
CN104224107A (zh) * 2014-08-26 2014-12-24 江苏仁健光电科技有限公司 眼科检测仪器的Placido盘
CN105662343B (zh) * 2016-01-05 2021-01-15 中国科学院苏州生物医学工程技术研究所 一种干眼检测手持成像装置及干眼检测设备
USD909279S1 (en) * 2018-07-27 2021-02-02 Dennis Earl Beck Breather cover
CN109157748A (zh) * 2018-09-13 2019-01-08 清华大学深圳研究生院 一种用于角膜交联的智能系统及控制方法
CN109361541B (zh) * 2018-10-22 2021-05-25 河南科技大学 基于人工蛛网的网络拓扑结构及其构建方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3804528A (en) 1972-06-05 1974-04-16 Gemco Mfg Co Print projector for fitting contact lenses
US5841511A (en) * 1992-06-02 1998-11-24 Eyesys Technologies, Inc. Method of corneal analysis using a checkered placido apparatus
US5500697A (en) * 1993-07-30 1996-03-19 Nidek Co., Ltd. Ophthalmic apparatus for measuring refractive characteristic of eye to be measured
US6447119B1 (en) 1996-08-12 2002-09-10 Visionrx, Inc. Apparatus for visualizing the eye's tear film
US5864383A (en) 1997-04-24 1999-01-26 Orbtek, Inc. Single-curvature placido plate

Also Published As

Publication number Publication date
EP1549205A1 (de) 2005-07-06
JP2006501025A (ja) 2006-01-12
CN100384367C (zh) 2008-04-30
US20040061833A1 (en) 2004-04-01
US6834959B2 (en) 2004-12-28
HK1079681B (zh) 2012-09-14
ES2381971T3 (es) 2012-06-04
CA2500604C (en) 2008-12-02
CN1703161A (zh) 2005-11-30
WO2004030529A1 (en) 2004-04-15
CA2500604A1 (en) 2004-04-15
AU2003275157A1 (en) 2004-04-23
EP1549205B1 (de) 2012-04-11
HK1079681A1 (en) 2006-04-13
AU2003275157B2 (en) 2007-05-10

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