CN119301439A - 光学线传感器 - Google Patents

光学线传感器 Download PDF

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Publication number
CN119301439A
CN119301439A CN202380044288.XA CN202380044288A CN119301439A CN 119301439 A CN119301439 A CN 119301439A CN 202380044288 A CN202380044288 A CN 202380044288A CN 119301439 A CN119301439 A CN 119301439A
Authority
CN
China
Prior art keywords
light receiving
lens
scanning direction
lenses
line sensor
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
CN202380044288.XA
Other languages
English (en)
Chinese (zh)
Inventor
渡边龙太
岩崎修
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.)
Vienex Corp
Original Assignee
Vienex Corp
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 Vienex Corp filed Critical Vienex Corp
Publication of CN119301439A publication Critical patent/CN119301439A/zh
Pending legal-status Critical Current

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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
    • G01N21/8806—Specially adapted optical and illumination features
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/047—Detection, control or error compensation of scanning velocity or position
    • H04N1/053—Detection, control or error compensation of scanning velocity or position in main scanning direction, e.g. synchronisation of line start or picture elements in a line
    • 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
    • G01N21/8422—Investigating thin films, e.g. matrix isolation method
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • 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
    • 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
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • 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
    • G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/19—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using multi-element arrays
    • 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
    • G01N2021/8609—Optical head specially adapted
    • 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
    • G01N2021/8609—Optical head specially adapted
    • G01N2021/8627—Optical head specially adapted with an illuminator over the whole width
    • 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
    • G01N21/8806—Specially adapted optical and illumination features
    • G01N2021/8812—Diffuse illumination, e.g. "sky"
    • G01N2021/8816—Diffuse illumination, e.g. "sky" by using multiple sources, e.g. LEDs
    • 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
    • G01N21/8806—Specially adapted optical and illumination features
    • G01N2021/8841—Illumination and detection on two sides of object
    • 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
    • G01N2201/06—Illumination; Optics
    • G01N2201/061—Sources
    • G01N2201/06113—Coherent sources; lasers
    • G01N2201/0612—Laser diodes
    • 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
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Textile Engineering (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Mathematical Physics (AREA)
  • Facsimile Heads (AREA)
  • Image Input (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
CN202380044288.XA 2022-06-08 2023-03-27 光学线传感器 Pending CN119301439A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022093007 2022-06-08
JP2022-093007 2022-06-08
PCT/JP2023/012244 WO2023238480A1 (ja) 2022-06-08 2023-03-27 光学ラインセンサ

Publications (1)

Publication Number Publication Date
CN119301439A true CN119301439A (zh) 2025-01-10

Family

ID=89118044

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380044288.XA Pending CN119301439A (zh) 2022-06-08 2023-03-27 光学线传感器

Country Status (6)

Country Link
US (1) US20250354938A1 (https=)
EP (1) EP4538684A4 (https=)
JP (1) JP7706659B2 (https=)
KR (1) KR20250005338A (https=)
CN (1) CN119301439A (https=)
WO (1) WO2023238480A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115629076B (zh) * 2022-09-27 2025-02-18 威海华菱光电股份有限公司 一种阵列式图像检测装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0514600A (ja) 1991-06-28 1993-01-22 Kyocera Corp 原稿読み取り装置
JP2001242090A (ja) * 2000-02-28 2001-09-07 Nkk Corp 表面検査装置
JP2003106936A (ja) * 2001-09-27 2003-04-09 Japan Science & Technology Corp センサヘッド、これを具備した輝度分布測定装置、外観検査装置及び表示ムラ検査評価装置
JP2009206842A (ja) * 2008-02-28 2009-09-10 Panasonic Corp 画像読取装置
JP4913089B2 (ja) 2008-03-31 2012-04-11 三菱電機株式会社 画像読取装置
JP4809859B2 (ja) 2008-03-31 2011-11-09 三菱電機株式会社 画像読取装置
JP5296490B2 (ja) * 2008-10-28 2013-09-25 株式会社サキコーポレーション 被検査体の検査装置
JP5222161B2 (ja) * 2009-01-14 2013-06-26 株式会社沖データ レンズユニット、ｌｅｄヘッド、露光装置、画像形成装置および読取装置
EP2287639A3 (en) * 2009-08-17 2012-05-30 Sony Corporation Lens array imaging optics for a line sensor module
DE202015004739U1 (de) 2015-07-02 2016-10-05 Schwan-Stabilo Cosmetics Gmbh & Co. Kg Schoner für einen Stift
JP6058091B2 (ja) * 2015-08-05 2017-01-11 三菱電機株式会社 画像読取装置
JP6733406B2 (ja) 2016-07-29 2020-07-29 コニカミノルタ株式会社 画像読取装置
JP6708045B2 (ja) 2016-08-01 2020-06-10 コニカミノルタ株式会社 画像読取モジュール、画像読取装置および画像形成装置
KR20180019334A (ko) 2016-08-16 2018-02-26 주식회사 엔케이 액화가스 저장탱크
JP6870395B2 (ja) 2017-03-13 2021-05-12 コニカミノルタ株式会社 画像読取装置
JP6956004B2 (ja) * 2017-12-28 2021-10-27 タカノ株式会社 欠陥検査装置、及び、欠陥検査装置の製造方法
JP6690068B1 (ja) * 2018-05-23 2020-04-28 三菱電機株式会社 受光ユニット
MY204678A (en) * 2018-09-21 2024-09-09 Toray Industries Lighting for defect inspection of sheet-shaped objects, defect inspection apparatus for sheet-shaped objects, and method of defect inspection of sheet-shaped objects
JP7554064B2 (ja) * 2020-06-30 2024-09-19 株式会社ヴィーネックス 異物・欠陥検査装置、異物・欠陥検査における画像生成装置、及び異物・欠陥検査方法
JP7608089B2 (ja) * 2020-08-11 2025-01-06 株式会社ヴィーネックス 異物・欠陥検査装置、異物・欠陥検査における画像生成装置、及び異物・欠陥検査方法
JP7470028B2 (ja) * 2020-12-15 2024-04-17 株式会社ヴィーネックス 光学ラインセンサ

Also Published As

Publication number Publication date
JP7706659B2 (ja) 2025-07-11
EP4538684A1 (en) 2025-04-16
KR20250005338A (ko) 2025-01-09
WO2023238480A1 (ja) 2023-12-14
US20250354938A1 (en) 2025-11-20
JPWO2023238480A1 (https=) 2023-12-14
EP4538684A4 (en) 2025-09-03

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