JPS53134484A - Article detector or tester of image pick-up type - Google Patents

Article detector or tester of image pick-up type

Info

Publication number
JPS53134484A
JPS53134484A JP4959177A JP4959177A JPS53134484A JP S53134484 A JPS53134484 A JP S53134484A JP 4959177 A JP4959177 A JP 4959177A JP 4959177 A JP4959177 A JP 4959177A JP S53134484 A JPS53134484 A JP S53134484A
Authority
JP
Japan
Prior art keywords
tester
type
image pick
article detector
signals
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.)
Pending
Application number
JP4959177A
Other languages
Japanese (ja)
Inventor
Sadao Masukichi
Tatatomi Kuroki
Kiyoshi Tsuchida
Nobuo Nakatsuka
Hisayuki Umetsu
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.)
Omron Corp
Original Assignee
Omron Tateisi Electronics 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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Priority to JP4959177A priority Critical patent/JPS53134484A/en
Publication of JPS53134484A publication Critical patent/JPS53134484A/en
Pending 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
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • 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 Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

PURPOSE:To reduce the number of parts by holding the signals, which are obtained by the sampling operations failing to correspond to a light receiving element, and by using those, which are prepared by adding a suitable level to the signals as a slice level.
JP4959177A 1977-04-27 1977-04-27 Article detector or tester of image pick-up type Pending JPS53134484A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4959177A JPS53134484A (en) 1977-04-27 1977-04-27 Article detector or tester of image pick-up type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4959177A JPS53134484A (en) 1977-04-27 1977-04-27 Article detector or tester of image pick-up type

Publications (1)

Publication Number Publication Date
JPS53134484A true JPS53134484A (en) 1978-11-24

Family

ID=12835465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4959177A Pending JPS53134484A (en) 1977-04-27 1977-04-27 Article detector or tester of image pick-up type

Country Status (1)

Country Link
JP (1) JPS53134484A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134878A (en) * 1980-03-24 1981-10-21 Canon Inc Picture readout controller
JPS5718351A (en) * 1980-07-09 1982-01-30 Daido Steel Co Ltd Compensation for temperature
JPS5792971A (en) * 1980-11-28 1982-06-09 Matsushita Graphic Commun Syst Inc Picture reader
JPS6323479A (en) * 1987-03-24 1988-01-30 Canon Inc Image processor
WO2018008051A1 (en) * 2016-07-04 2018-01-11 株式会社日立ハイテクノロジーズ Inspection device and inspection method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56134878A (en) * 1980-03-24 1981-10-21 Canon Inc Picture readout controller
JPH026270B2 (en) * 1980-03-24 1990-02-08 Canon Kk
JPS5718351A (en) * 1980-07-09 1982-01-30 Daido Steel Co Ltd Compensation for temperature
JPS5792971A (en) * 1980-11-28 1982-06-09 Matsushita Graphic Commun Syst Inc Picture reader
JPS6028183B2 (en) * 1980-11-28 1985-07-03 松下電送株式会社 Image reading device
JPS6323479A (en) * 1987-03-24 1988-01-30 Canon Inc Image processor
WO2018008051A1 (en) * 2016-07-04 2018-01-11 株式会社日立ハイテクノロジーズ Inspection device and inspection method
US10458924B2 (en) 2016-07-04 2019-10-29 Hitachi High-Technologies Corporation Inspection apparatus and inspection method

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