DE602007008146D1 - Optisches kalibriersystem und verfahren - Google Patents

Optisches kalibriersystem und verfahren

Info

Publication number
DE602007008146D1
DE602007008146D1 DE602007008146T DE602007008146T DE602007008146D1 DE 602007008146 D1 DE602007008146 D1 DE 602007008146D1 DE 602007008146 T DE602007008146 T DE 602007008146T DE 602007008146 T DE602007008146 T DE 602007008146T DE 602007008146 D1 DE602007008146 D1 DE 602007008146D1
Authority
DE
Germany
Prior art keywords
calibration component
image
diffusely reflecting
slit
receiver
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
DE602007008146T
Other languages
English (en)
Inventor
Lloyd G Allred
Ming Lai
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.)
Bausch and Lomb Inc
Original Assignee
Bausch and Lomb Inc
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 and Lomb Inc filed Critical Bausch and Lomb Inc
Publication of DE602007008146D1 publication Critical patent/DE602007008146D1/de
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
    • A61B3/1005—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
    • 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
    • A61B3/0016—Operational features thereof
    • A61B3/0025—Operational features thereof characterised by electronic signal processing, e.g. eye models
DE602007008146T 2006-12-13 2007-11-19 Optisches kalibriersystem und verfahren Active DE602007008146D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/610,059 US7859677B2 (en) 2006-12-13 2006-12-13 Optical calibration system and method
PCT/US2007/085080 WO2008076578A1 (en) 2006-12-13 2007-11-19 Optical calibration system and method

Publications (1)

Publication Number Publication Date
DE602007008146D1 true DE602007008146D1 (de) 2010-09-09

Family

ID=39246782

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007008146T Active DE602007008146D1 (de) 2006-12-13 2007-11-19 Optisches kalibriersystem und verfahren

Country Status (5)

Country Link
US (1) US7859677B2 (de)
EP (1) EP2101632B1 (de)
AT (1) ATE475353T1 (de)
DE (1) DE602007008146D1 (de)
WO (1) WO2008076578A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009006306A1 (de) 2009-01-27 2010-07-29 Bausch & Lomb Inc. Kalibriervorrichtung, Verfahren zum Kalibrieren oder Bewerten der Leistung eines optischen Meßsystems oder Behandlungslasersystems und Verfahren zur Herstellung einer Kalibriervorrichtung
TWI489082B (zh) * 2013-12-24 2015-06-21 Univ Nat Taiwan Science Tech 用於校正雷射量測裝置的方法及其系統
JP6878219B2 (ja) * 2017-09-08 2021-05-26 株式会社東芝 画像処理装置および測距装置
JP6962769B2 (ja) * 2017-09-28 2021-11-05 株式会社トプコン 眼科装置
CN108652583B (zh) * 2018-02-11 2020-12-04 温州眼视光发展有限公司 检测角膜厚度及曲率的装置及方法
CN108420401B (zh) * 2018-02-11 2021-03-05 温州医科大学 测量角膜参数的系统校准方法及装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4682894A (en) * 1985-03-21 1987-07-28 Robotic Vision Systems, Inc. Calibration of three-dimensional space
US4902123A (en) 1987-11-25 1990-02-20 Taunton Technologies, Inc. Topography measuring apparatus
AU716040B2 (en) * 1993-06-24 2000-02-17 Bausch & Lomb Incorporated Ophthalmic pachymeter and method of making ophthalmic determinations
EP0921764A1 (de) * 1996-05-10 1999-06-16 California Institute Of Technology Konoskopische aufnahme-anordnung für die kornea-topographie in echtzeit
US5886767A (en) * 1996-10-09 1999-03-23 Snook; Richard K. Keratometry system and method for measuring physical parameters of the cornea
US5735283A (en) * 1996-10-09 1998-04-07 Snook; Richard Kieth Surgical keratometer system for measuring surface topography of a cornea during surgery
US6193371B1 (en) * 2000-03-27 2001-02-27 Richard Snook Keratometer/pachymeter
JP3723082B2 (ja) * 2001-01-31 2005-12-07 株式会社ニデック 眼科装置
JP2004518517A (ja) * 2001-04-09 2004-06-24 エスアイエス アクチェンゲゼルシャフト サージカル インストルメント システムズ 眼の角膜厚みの測定方法および装置
US6575573B2 (en) * 2001-10-17 2003-06-10 Carl Zeiss Ophthalmic Systems, Inc. Method and apparatus for measuring a corneal profile of an eye
US6739721B2 (en) * 2001-12-11 2004-05-25 Bausch And Lomb, Inc Method and apparatus for calibrating and certifying accuracy of a wavefront sensing device
US6912049B2 (en) * 2001-12-19 2005-06-28 Nir Diagnostics, Inc. Electromagnetic radiation attenuating and scattering member with improved thermal stability
US7154111B2 (en) * 2002-10-16 2006-12-26 Campbell Science Group, Inc. Cornea characteristics measuring device
US6956649B2 (en) * 2002-11-26 2005-10-18 Sensys Medical, Inc. Spectroscopic system and method using a ceramic optical reference
FR2888833B1 (fr) * 2005-07-22 2007-08-24 Commissariat Energie Atomique Procede de realisation d'etalons de bruit de fond diffus comportant des nano-structures sur une couche mince isolante
WO2007056225A2 (en) * 2005-11-09 2007-05-18 Cas Medical Systems, Inc. Calibration device for a spectrophotometric system

Also Published As

Publication number Publication date
EP2101632A1 (de) 2009-09-23
US20080144035A1 (en) 2008-06-19
EP2101632B1 (de) 2010-07-28
US7859677B2 (en) 2010-12-28
WO2008076578A1 (en) 2008-06-26
ATE475353T1 (de) 2010-08-15

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