SG11202006968PA - Structured light projection for specular surfaces - Google Patents
Structured light projection for specular surfacesInfo
- Publication number
- SG11202006968PA SG11202006968PA SG11202006968PA SG11202006968PA SG11202006968PA SG 11202006968P A SG11202006968P A SG 11202006968PA SG 11202006968P A SG11202006968P A SG 11202006968PA SG 11202006968P A SG11202006968P A SG 11202006968PA SG 11202006968P A SG11202006968P A SG 11202006968PA
- Authority
- SG
- Singapore
- Prior art keywords
- structured light
- light projection
- specular surfaces
- specular
- projection
- Prior art date
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
- 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
-
- 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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0608—Height gauges
-
- 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
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/022—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of tv-camera scanning
-
- 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
- G01B11/2504—Calibration devices
-
- 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
- G01B11/254—Projection of a pattern, viewing through a pattern, e.g. moiré
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/22—Telecentric objectives or lens systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/64—Three-dimensional objects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/246—Calibration of cameras
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/254—Image signal generators using stereoscopic image cameras in combination with electromagnetic radiation sources for illuminating objects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Mirrors, Picture Frames, Photograph Stands, And Related Fastening Devices (AREA)
- Optical Elements Other Than Lenses (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862621317P | 2018-01-24 | 2018-01-24 | |
PCT/US2019/014981 WO2019147834A1 (en) | 2018-01-24 | 2019-01-24 | Structured light projection for specular surfaces |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202006968PA true SG11202006968PA (en) | 2020-08-28 |
Family
ID=67298108
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202006968PA SG11202006968PA (en) | 2018-01-24 | 2019-01-24 | Structured light projection for specular surfaces |
SG11202006860UA SG11202006860UA (en) | 2018-01-24 | 2019-01-24 | Structured light projection for specular surfaces |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202006860UA SG11202006860UA (en) | 2018-01-24 | 2019-01-24 | Structured light projection for specular surfaces |
Country Status (6)
Country | Link |
---|---|
US (2) | US11421983B2 (zh) |
EP (3) | EP3744089A4 (zh) |
KR (3) | KR102597197B1 (zh) |
CN (2) | CN111656779B (zh) |
SG (2) | SG11202006968PA (zh) |
WO (2) | WO2019147829A2 (zh) |
Families Citing this family (6)
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US11184967B2 (en) | 2018-05-07 | 2021-11-23 | Zane Coleman | Angularly varying light emitting device with an imager |
US10816939B1 (en) * | 2018-05-07 | 2020-10-27 | Zane Coleman | Method of illuminating an environment using an angularly varying light emitting device and an imager |
JP2020021105A (ja) * | 2018-07-30 | 2020-02-06 | キヤノン株式会社 | 画像処理装置、画像処理方法及びプログラム |
US10883823B2 (en) | 2018-10-18 | 2021-01-05 | Cyberoptics Corporation | Three-dimensional sensor with counterposed channels |
US11328380B2 (en) * | 2018-10-27 | 2022-05-10 | Gilbert Pinter | Machine vision systems, illumination sources for use in machine vision systems, and components for use in the illumination sources |
US20230055268A1 (en) * | 2021-08-18 | 2023-02-23 | Meta Platforms Technologies, Llc | Binary-encoded illumination for corneal glint detection |
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-
2019
- 2019-01-24 SG SG11202006968PA patent/SG11202006968PA/en unknown
- 2019-01-24 US US16/256,460 patent/US11421983B2/en active Active
- 2019-01-24 US US16/256,579 patent/US11073380B2/en active Active
- 2019-01-24 CN CN201980009842.4A patent/CN111656779B/zh active Active
- 2019-01-24 WO PCT/US2019/014976 patent/WO2019147829A2/en unknown
- 2019-01-24 EP EP19743536.5A patent/EP3744089A4/en active Pending
- 2019-01-24 KR KR1020227031500A patent/KR102597197B1/ko active IP Right Grant
- 2019-01-24 EP EP22181520.2A patent/EP4113993A1/en active Pending
- 2019-01-24 KR KR1020207022992A patent/KR102328240B1/ko active IP Right Grant
- 2019-01-24 CN CN201980009894.1A patent/CN111656260B/zh active Active
- 2019-01-24 EP EP19744481.3A patent/EP3743763A4/en active Pending
- 2019-01-24 WO PCT/US2019/014981 patent/WO2019147834A1/en unknown
- 2019-01-24 SG SG11202006860UA patent/SG11202006860UA/en unknown
- 2019-01-24 KR KR1020207023706A patent/KR102461481B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR102328240B1 (ko) | 2021-11-17 |
WO2019147829A3 (en) | 2019-09-19 |
KR102597197B1 (ko) | 2023-11-01 |
EP3743763A4 (en) | 2021-12-08 |
CN111656779A (zh) | 2020-09-11 |
EP3744089A4 (en) | 2021-10-20 |
US11421983B2 (en) | 2022-08-23 |
SG11202006860UA (en) | 2020-08-28 |
US11073380B2 (en) | 2021-07-27 |
EP3743763A1 (en) | 2020-12-02 |
WO2019147834A1 (en) | 2019-08-01 |
US20190226835A1 (en) | 2019-07-25 |
CN111656260B (zh) | 2022-11-25 |
KR20200109360A (ko) | 2020-09-22 |
CN111656260A (zh) | 2020-09-11 |
WO2019147829A2 (en) | 2019-08-01 |
KR20220128453A (ko) | 2022-09-20 |
KR102461481B1 (ko) | 2022-10-31 |
EP3744089A2 (en) | 2020-12-02 |
EP4113993A1 (en) | 2023-01-04 |
KR20200108874A (ko) | 2020-09-21 |
CN111656779B (zh) | 2022-10-18 |
US20190226836A1 (en) | 2019-07-25 |
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