FI895720A0 - Givare- och belysningssystem foer en straeckkodlaesare av stort skaerpedjup. - Google Patents

Givare- och belysningssystem foer en straeckkodlaesare av stort skaerpedjup.

Info

Publication number
FI895720A0
FI895720A0 FI895720A FI895720A FI895720A0 FI 895720 A0 FI895720 A0 FI 895720A0 FI 895720 A FI895720 A FI 895720A FI 895720 A FI895720 A FI 895720A FI 895720 A0 FI895720 A0 FI 895720A0
Authority
FI
Finland
Prior art keywords
straeckkodlaesare
skaerpedjup
belysningssystem
givare
stort
Prior art date
Application number
FI895720A
Other languages
English (en)
Inventor
Mark M Butterworth
Original Assignee
Hewlett Packard 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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of FI895720A0 publication Critical patent/FI895720A0/fi
Priority to US07/618,377 priority Critical patent/US5076075A/en

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
    • G06K7/10821—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 further details of bar or optical code scanning devices
    • G06K7/10841—Particularities of the light-sensitive elements
    • 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
    • G06K7/10594—Beam path
    • 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
    • G06K7/10792—Special measures in relation to the object to be scanned
    • G06K7/10801—Multidistance reading
    • G06K7/10811—Focalisation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2207/00—Other aspects
    • G06K2207/1013—Multi-focal

Landscapes

  • 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)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Input (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FI895720A 1989-01-12 1989-11-29 Givare- och belysningssystem foer en straeckkodlaesare av stort skaerpedjup. FI895720A0 (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US07/618,377 US5076075A (en) 1989-11-29 1990-11-27 Installation for heat-setting of textile yarns, having two steam heat-treatment chambers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/296,997 US5010241A (en) 1989-01-12 1989-01-12 Sensor array and illumination system for a large depth-of-field bar code scanner

Publications (1)

Publication Number Publication Date
FI895720A0 true FI895720A0 (fi) 1989-11-29

Family

ID=23144443

Family Applications (1)

Application Number Title Priority Date Filing Date
FI895720A FI895720A0 (fi) 1989-01-12 1989-11-29 Givare- och belysningssystem foer en straeckkodlaesare av stort skaerpedjup.

Country Status (4)

Country Link
US (1) US5010241A (fi)
EP (1) EP0377973B1 (fi)
DE (1) DE68926664T2 (fi)
FI (1) FI895720A0 (fi)

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Also Published As

Publication number Publication date
EP0377973A3 (en) 1991-10-23
EP0377973B1 (en) 1996-06-12
DE68926664D1 (de) 1996-07-18
US5010241A (en) 1991-04-23
DE68926664T2 (de) 1996-10-24
EP0377973A2 (en) 1990-07-18

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Owner name: HEWLETT-PACKARD COMPANY