DE69409805D1 - Methode und apparat zur aufspürung von fehlern in linsen - Google Patents

Methode und apparat zur aufspürung von fehlern in linsen

Info

Publication number
DE69409805D1
DE69409805D1 DE69409805T DE69409805T DE69409805D1 DE 69409805 D1 DE69409805 D1 DE 69409805D1 DE 69409805 T DE69409805 T DE 69409805T DE 69409805 T DE69409805 T DE 69409805T DE 69409805 D1 DE69409805 D1 DE 69409805D1
Authority
DE
Germany
Prior art keywords
lenses
detecting faults
faults
detecting
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
DE69409805T
Other languages
English (en)
Other versions
DE69409805T2 (de
Inventor
Peter Vokhmin
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.)
Prolaser Ltd
Original Assignee
Prolaser 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
Application filed by Prolaser Ltd filed Critical Prolaser Ltd
Application granted granted Critical
Publication of DE69409805D1 publication Critical patent/DE69409805D1/de
Publication of DE69409805T2 publication Critical patent/DE69409805T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • G01M11/0242—Testing optical properties by measuring geometrical properties or aberrations
    • G01M11/0278—Detecting defects of the object to be tested, e.g. scratches or dust
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • G01M11/0207—Details of measuring devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • G01M11/0207—Details of measuring devices
    • G01M11/0214—Details of devices holding the object to be tested

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
DE69409805T 1993-07-01 1994-07-01 Methode und apparat zur aufspürung von fehlern in linsen Expired - Fee Related DE69409805T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL10620793A IL106207A (en) 1993-07-01 1993-07-01 Method and device for detecting defects in lenses
PCT/US1994/007483 WO1995001558A1 (en) 1993-07-01 1994-07-01 Method and apparatus for detecting defects in lenses

Publications (2)

Publication Number Publication Date
DE69409805D1 true DE69409805D1 (de) 1998-05-28
DE69409805T2 DE69409805T2 (de) 1998-08-13

Family

ID=11065008

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69409805T Expired - Fee Related DE69409805T2 (de) 1993-07-01 1994-07-01 Methode und apparat zur aufspürung von fehlern in linsen

Country Status (5)

Country Link
EP (1) EP0706645B1 (de)
AU (1) AU687084B2 (de)
DE (1) DE69409805T2 (de)
IL (1) IL106207A (de)
WO (1) WO1995001558A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6034766A (en) * 1997-03-05 2000-03-07 Asahi Kogaku Kogyo Kabushiki Kaisha Optical member inspection apparatus
FR2984500B1 (fr) 2011-12-15 2014-01-10 Essilor Int Systeme et procede de lecture optique de marquages imprimes sur une face d'une lentille ophtalmique
US9528906B1 (en) 2013-12-19 2016-12-27 Apple Inc. Monitoring DOE performance using total internal reflection
US10073004B2 (en) * 2016-09-19 2018-09-11 Apple Inc. DOE defect monitoring utilizing total internal reflection
US20220233071A1 (en) * 2021-01-26 2022-07-28 Alcon Inc. Method for the inspection of an ophthalmic lens for semi-opaque defects

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892454A (en) * 1972-06-28 1975-07-01 Raytheon Co Method of forming silicon storage target
GB1403911A (en) * 1972-07-26 1975-08-28 Sira Institute Method and apparatus for testing optical components
US3988068A (en) * 1974-05-09 1976-10-26 Itek Corporation Method and apparatus for detecting cosmetic defects in opthalmic lenses

Also Published As

Publication number Publication date
DE69409805T2 (de) 1998-08-13
EP0706645B1 (de) 1998-04-22
AU687084B2 (en) 1998-02-19
WO1995001558A1 (en) 1995-01-12
IL106207A (en) 1996-08-04
IL106207A0 (en) 1993-11-15
EP0706645A1 (de) 1996-04-17
AU7254394A (en) 1995-01-24

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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