DE3940386A1 - Vorrichtung zum messen der transmission filmartiger folien und dergleichen - Google Patents

Vorrichtung zum messen der transmission filmartiger folien und dergleichen

Info

Publication number
DE3940386A1
DE3940386A1 DE19893940386 DE3940386A DE3940386A1 DE 3940386 A1 DE3940386 A1 DE 3940386A1 DE 19893940386 DE19893940386 DE 19893940386 DE 3940386 A DE3940386 A DE 3940386A DE 3940386 A1 DE3940386 A1 DE 3940386A1
Authority
DE
Germany
Prior art keywords
light
housing
measuring
measuring part
visible
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.)
Ceased
Application number
DE19893940386
Other languages
German (de)
English (en)
Inventor
Werner Schwarz
Theo Wildt
Josef Graessle
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Priority to DE19893940386 priority Critical patent/DE3940386A1/de
Priority to JP40009890U priority patent/JPH03128842U/ja
Publication of DE3940386A1 publication Critical patent/DE3940386A1/de
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/86—Investigating moving sheets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G01J2001/4446—Type of detector
    • G01J2001/446—Photodiode
    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3148—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths using three or more wavelengths
    • 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
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/127—Calibration; base line adjustment; drift compensation
    • G01N2201/12723—Self check capacity; automatic, periodic step of checking

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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
DE19893940386 1989-12-06 1989-12-06 Vorrichtung zum messen der transmission filmartiger folien und dergleichen Ceased DE3940386A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19893940386 DE3940386A1 (de) 1989-12-06 1989-12-06 Vorrichtung zum messen der transmission filmartiger folien und dergleichen
JP40009890U JPH03128842U (OSRAM) 1989-12-06 1990-12-05

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19893940386 DE3940386A1 (de) 1989-12-06 1989-12-06 Vorrichtung zum messen der transmission filmartiger folien und dergleichen

Publications (1)

Publication Number Publication Date
DE3940386A1 true DE3940386A1 (de) 1991-06-13

Family

ID=6394946

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19893940386 Ceased DE3940386A1 (de) 1989-12-06 1989-12-06 Vorrichtung zum messen der transmission filmartiger folien und dergleichen

Country Status (2)

Country Link
JP (1) JPH03128842U (OSRAM)
DE (1) DE3940386A1 (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10045645A1 (de) * 2000-09-15 2002-03-28 Bayerische Motoren Werke Ag Vorrichtung zur Qualitätskontrolle bei thermogeformten Kunststoffteilen
DE10326992A1 (de) * 2003-06-12 2005-01-05 Hänsch, Dirk, Dr. Transmissionsmessgerät
EP3992595A4 (en) * 2019-06-26 2022-08-31 Panasonic Intellectual Property Management Co., Ltd. PHOTOELECTRIC SENSOR, METHOD OF MEASUREMENT OF RESIN PERMEABILITY IN LASER BEAM WELDING, LASER WELDING METHOD AND LASER PROCESSING DEVICE

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100511367B1 (ko) * 2003-05-12 2005-08-30 주식회사 넥스필 특수 코팅 필름의 파장별 투과율 측정 시스템 및 그 방법
JP7331615B2 (ja) * 2019-10-17 2023-08-23 コニカミノルタ株式会社 用紙物性検出装置、用紙情報判別システム、および画像形成システム
CN111443064B (zh) * 2020-06-02 2024-10-15 深圳市林上科技有限公司 一种单光孔镜片测试仪

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2239292A1 (de) * 1972-08-10 1974-02-21 Du Pont Deutschland Densitometer mit linearisierter dichteanzeige
DE2705865A1 (de) * 1977-02-11 1978-08-17 Wolfhart Dr Med Weede Verfahren und vorrichtung zum bestimmen des lichttransmissionsgrades und/oder der lichtreduktion von brillenglaesern und dergleichen
DE3535515A1 (de) * 1985-10-04 1987-04-09 Pantuc Ing Buero Verfahren und vorrichtung zur on-line-messung von transmission oder reflexion an bewegten objekten im bereich detektierbarer elektromagnetischer strahlung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60209122A (ja) * 1984-03-29 1985-10-21 Fujitsu Ltd マルチスペクトル光学装置
EP0176826A3 (en) * 1984-09-24 1987-09-02 Kollmorgen Technologies Corporation Method and apparatus for dual-beam spectral transmission measurements
JPS6254129A (ja) * 1985-09-03 1987-03-09 Seiko Epson Corp 紫外線検出器
JPH01287669A (ja) * 1988-05-16 1989-11-20 Fuji Photo Film Co Ltd 画像形成装置の測光装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2239292A1 (de) * 1972-08-10 1974-02-21 Du Pont Deutschland Densitometer mit linearisierter dichteanzeige
DE2705865A1 (de) * 1977-02-11 1978-08-17 Wolfhart Dr Med Weede Verfahren und vorrichtung zum bestimmen des lichttransmissionsgrades und/oder der lichtreduktion von brillenglaesern und dergleichen
DE3535515A1 (de) * 1985-10-04 1987-04-09 Pantuc Ing Buero Verfahren und vorrichtung zur on-line-messung von transmission oder reflexion an bewegten objekten im bereich detektierbarer elektromagnetischer strahlung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10045645A1 (de) * 2000-09-15 2002-03-28 Bayerische Motoren Werke Ag Vorrichtung zur Qualitätskontrolle bei thermogeformten Kunststoffteilen
DE10326992A1 (de) * 2003-06-12 2005-01-05 Hänsch, Dirk, Dr. Transmissionsmessgerät
EP3992595A4 (en) * 2019-06-26 2022-08-31 Panasonic Intellectual Property Management Co., Ltd. PHOTOELECTRIC SENSOR, METHOD OF MEASUREMENT OF RESIN PERMEABILITY IN LASER BEAM WELDING, LASER WELDING METHOD AND LASER PROCESSING DEVICE

Also Published As

Publication number Publication date
JPH03128842U (OSRAM) 1991-12-25

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: RUSCHKE, O., DIPL.-ING., PAT.-ANW., 81669 MUENCHEN

8131 Rejection