NO20021457D0 - Fremgangsmåte for måling av tredimensjonal form - Google Patents

Fremgangsmåte for måling av tredimensjonal form

Info

Publication number
NO20021457D0
NO20021457D0 NO20021457A NO20021457A NO20021457D0 NO 20021457 D0 NO20021457 D0 NO 20021457D0 NO 20021457 A NO20021457 A NO 20021457A NO 20021457 A NO20021457 A NO 20021457A NO 20021457 D0 NO20021457 D0 NO 20021457D0
Authority
NO
Norway
Prior art keywords
measuring
dimensional shape
dimensional
shape
Prior art date
Application number
NO20021457A
Other languages
English (en)
Other versions
NO20021457L (no
Inventor
Mitsuo Takeda
Teruaki Yogo
Hideyuki Tanaka
Ruowei Gu
Original Assignee
Teruaki Yogo
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 Teruaki Yogo filed Critical Teruaki Yogo
Publication of NO20021457D0 publication Critical patent/NO20021457D0/no
Publication of NO20021457L publication Critical patent/NO20021457L/no

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2509—Color coding
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2536—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object using several gratings with variable grating pitch, projected on the object with the same angle of incidence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/50—Depth or shape recovery
    • G06T7/521—Depth or shape recovery from laser ranging, e.g. using interferometry; from the projection of structured light

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
NO20021457A 2001-04-20 2002-03-22 Fremgangsmåte for måling av tredimensjonal form NO20021457L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001122723A JP3519698B2 (ja) 2001-04-20 2001-04-20 ３次元形状測定方法

Publications (2)

Publication Number Publication Date
NO20021457D0 true NO20021457D0 (no) 2002-03-22
NO20021457L NO20021457L (no) 2002-10-21

Family

ID=18972388

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20021457A NO20021457L (no) 2001-04-20 2002-03-22 Fremgangsmåte for måling av tredimensjonal form

Country Status (5)

Country Link
US (1) US6750975B2 (no)
EP (1) EP1251327A3 (no)
JP (1) JP3519698B2 (no)
KR (1) KR100613421B1 (no)
NO (1) NO20021457L (no)

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KR102218015B1 (ko) * 2019-08-06 2021-02-19 한국표준과학연구원 Fpm에서 켈리브레이션 그레이팅을 이용한 회절격자 위상 측정시스템 및 측정방법
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Also Published As

Publication number Publication date
KR100613421B1 (ko) 2006-08-17
KR20020082738A (ko) 2002-10-31
EP1251327A3 (en) 2008-01-09
JP3519698B2 (ja) 2004-04-19
EP1251327A2 (en) 2002-10-23
NO20021457L (no) 2002-10-21
US20030016366A1 (en) 2003-01-23
US6750975B2 (en) 2004-06-15
JP2002318109A (ja) 2002-10-31

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