DE29804040U1 - Kontrastleser - Google Patents

Kontrastleser

Info

Publication number
DE29804040U1
DE29804040U1 DE29804040U DE29804040U DE29804040U1 DE 29804040 U1 DE29804040 U1 DE 29804040U1 DE 29804040 U DE29804040 U DE 29804040U DE 29804040 U DE29804040 U DE 29804040U DE 29804040 U1 DE29804040 U1 DE 29804040U1
Authority
DE
Germany
Prior art keywords
contrast reader
reader
contrast
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 - Lifetime
Application number
DE29804040U
Other languages
English (en)
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.)
Sick AG
Original Assignee
LEHNER OPTOELECTRONIC GmbH
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 LEHNER OPTOELECTRONIC GmbH filed Critical LEHNER OPTOELECTRONIC GmbH
Priority to DE29804040U priority Critical patent/DE29804040U1/de
Publication of DE29804040U1 publication Critical patent/DE29804040U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10554—Moving beam scanning
    • G06K7/10564—Light sources
    • G06K7/10584—Source control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B21/00—Common details of photographic composing machines of the kinds covered in groups B41B17/00 and B41B19/00
    • B41B21/32—Film carriers; Film-conveying or positioning devices
    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/501—Colorimeters using spectrally-selective light sources, e.g. LEDs
    • 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
    • G01J2001/4242—Modulated light, e.g. for synchronizing source and detector circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
DE29804040U 1998-03-07 1998-03-07 Kontrastleser Expired - Lifetime DE29804040U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29804040U DE29804040U1 (de) 1998-03-07 1998-03-07 Kontrastleser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29804040U DE29804040U1 (de) 1998-03-07 1998-03-07 Kontrastleser

Publications (1)

Publication Number Publication Date
DE29804040U1 true DE29804040U1 (de) 1998-05-14

Family

ID=8053746

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29804040U Expired - Lifetime DE29804040U1 (de) 1998-03-07 1998-03-07 Kontrastleser

Country Status (1)

Country Link
DE (1) DE29804040U1 (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19831612A1 (de) * 1998-07-14 2000-01-20 Voith Sulzer Papiermasch Gmbh Meßsystem
DE19846002A1 (de) * 1998-10-06 2000-04-13 Sick Ag Lichtkonstrasttaster
EP1081631A2 (de) * 1999-08-12 2001-03-07 Hewlett-Packard Company Methode und Apparat zur Kontrolle der Beleuchtung um die Ausbeute bei der Herstellung vom Strichcode- und Positionreferenzleser in einem automatischem Wechsler eines Massenspeicher zu erhöhen
DE10047896A1 (de) * 2000-09-26 2002-04-11 Saftey Control Verfahren zum Überprüfen der Funktionstüchtigkeit einer Sensoreinrichtung
DE10114784A1 (de) * 2001-03-26 2002-10-10 Sick Ag Vorrichtung zur Überwachung eines Schutzfeldes
DE10021590C2 (de) * 1999-05-08 2003-04-17 Leuze Electronic Gmbh & Co Optoelektronische Vorrichtung

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19831612A1 (de) * 1998-07-14 2000-01-20 Voith Sulzer Papiermasch Gmbh Meßsystem
US6526369B1 (en) 1998-07-14 2003-02-25 Voith Sulzer Papiertechnik Patent Gmbh Apparatus and process for a cross-direction profile of a material web
DE19846002A1 (de) * 1998-10-06 2000-04-13 Sick Ag Lichtkonstrasttaster
DE10021590C2 (de) * 1999-05-08 2003-04-17 Leuze Electronic Gmbh & Co Optoelektronische Vorrichtung
EP1081631A2 (de) * 1999-08-12 2001-03-07 Hewlett-Packard Company Methode und Apparat zur Kontrolle der Beleuchtung um die Ausbeute bei der Herstellung vom Strichcode- und Positionreferenzleser in einem automatischem Wechsler eines Massenspeicher zu erhöhen
EP1081631A3 (de) * 1999-08-12 2003-02-05 Hewlett-Packard Company, A Delaware Corporation Methode und Apparat zur Kontrolle der Beleuchtung um die Ausbeute bei der Herstellung vom Strichcode- und Positionreferenzleser in einem automatischem Wechsler eines Massenspeicher zu erhöhen
DE10047896A1 (de) * 2000-09-26 2002-04-11 Saftey Control Verfahren zum Überprüfen der Funktionstüchtigkeit einer Sensoreinrichtung
DE10114784A1 (de) * 2001-03-26 2002-10-10 Sick Ag Vorrichtung zur Überwachung eines Schutzfeldes

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980625

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 20010330

R081 Change of applicant/patentee

Owner name: SICK AG, DE

Free format text: FORMER OWNER: LEHNER OPTOELECTRONIC GMBH, 79312 EMMENDINGEN, DE

Effective date: 20020916

R151 Utility model maintained after payment of second maintenance fee after six years

Effective date: 20040601

R152 Utility model maintained after payment of third maintenance fee after eight years

Effective date: 20060608

R071 Expiry of right