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DE69213501D1 - Vorrichtung zur Messung der Reflexion und/oder Transmission eines Objekts - Google Patents

Vorrichtung zur Messung der Reflexion und/oder Transmission eines Objekts

Info

Publication number
DE69213501D1
DE69213501D1 DE69213501T DE69213501T DE69213501D1 DE 69213501 D1 DE69213501 D1 DE 69213501D1 DE 69213501 T DE69213501 T DE 69213501T DE 69213501 T DE69213501 T DE 69213501T DE 69213501 D1 DE69213501 D1 DE 69213501D1
Authority
DE
Germany
Prior art keywords
reflection
measuring
transmission
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
DE69213501T
Other languages
English (en)
Other versions
DE69213501T2 (de
Inventor
Hijningen Nicolaas Corneli Van
Nimwegen Cornelis Johannes Van
Johannes Albertus Th Verhoeven
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of DE69213501D1 publication Critical patent/DE69213501D1/de
Publication of DE69213501T2 publication Critical patent/DE69213501T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • G11B7/00375—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs arrangements for detection of physical defects, e.g. of recording layer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/9506—Optical discs

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Length Measuring Devices By Optical Means (AREA)
DE69213501T 1991-02-13 1992-02-04 Vorrichtung zur Messung der Reflexion und/oder Transmission eines Objekts Expired - Fee Related DE69213501T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9100248A NL9100248A (nl) 1991-02-13 1991-02-13 Inrichting voor het meten van de reflectie en/of transmissie van een voorwerp.

Publications (2)

Publication Number Publication Date
DE69213501D1 true DE69213501D1 (de) 1996-10-17
DE69213501T2 DE69213501T2 (de) 1997-03-13

Family

ID=19858870

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69213501T Expired - Fee Related DE69213501T2 (de) 1991-02-13 1992-02-04 Vorrichtung zur Messung der Reflexion und/oder Transmission eines Objekts

Country Status (5)

Country Link
US (1) US5268748A (de)
EP (1) EP0499312B1 (de)
JP (1) JPH04319646A (de)
DE (1) DE69213501T2 (de)
NL (1) NL9100248A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5815254A (en) * 1996-10-08 1998-09-29 Spectronic Instruments, Inc. Transmittance and reflectance measuring spectrophotometer having dual use light channels
US6798513B2 (en) * 2002-04-11 2004-09-28 Nanophotonics Ab Measuring module
WO2004104566A1 (de) 2003-05-19 2004-12-02 Micro-Epsilon Messtechnik Gmbh & Co. Kg Verfahren und vorrichtung zur optischen qualitätsprüfung von objekten mit vor­zugsweise kreisförmig umlaufendem rand
DE102004058126A1 (de) * 2004-12-02 2006-06-08 Leica Microsystems Jena Gmbh Vorrichtung zur Inspektion der Vorder- und Rückseite eines scheibenförmigen Objekts
DE102007024334A1 (de) 2007-05-24 2008-11-27 Oliver Feddersen-Clausen Optische Messvorrichtung, insbesondere zur Transmissions-, Reflexions- und Absorptionsmessung
CN104267015B (zh) * 2014-07-09 2017-01-18 香港应用科技研究院有限公司 用于生理检测的光信号检测装置及分析样本成分的方法
US9992477B2 (en) 2015-09-24 2018-06-05 Ouster, Inc. Optical system for collecting distance information within a field
TW201740096A (zh) * 2015-12-11 2017-11-16 帝斯曼知識產權資產管理有限公司 用於在透明片上的光學測量之系統及方法
EP3408677A4 (de) 2016-01-29 2019-10-09 Ouster, Inc. Systeme und verfahren zur kalibrierung eines optischen distanzsensors
US11714004B2 (en) 2018-11-15 2023-08-01 Ams Sensors Singapore Pte. Ltd. Measurements using systems having multiple spectrometers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4433380A (en) * 1975-11-25 1984-02-21 Philips Medical Systems, Inc. Tomographic scanner
US4298801A (en) * 1980-01-17 1981-11-03 General Electric Company L-U Arm handle assembly
US4297587A (en) * 1980-03-07 1981-10-27 Intec Corporation Absolute DC system for a laser inspection system
JPS63153455A (ja) * 1986-12-18 1988-06-25 Yokogawa Electric Corp 光デイスクテストシステム
KR960012330B1 (ko) * 1987-05-27 1996-09-18 마쓰무라 미노루 투광판재의 식별형 결점 검출 장치
JPH073333B2 (ja) * 1988-01-28 1995-01-18 住友ゴム工業株式会社 弾性体シートのジョイント部の不良検出方法および装置

Also Published As

Publication number Publication date
EP0499312B1 (de) 1996-09-11
US5268748A (en) 1993-12-07
JPH04319646A (ja) 1992-11-10
NL9100248A (nl) 1992-09-01
DE69213501T2 (de) 1997-03-13
EP0499312A1 (de) 1992-08-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee