PT2531837T - Aparelho e método para medir a retrorreflexividade de uma superfície - Google Patents

Aparelho e método para medir a retrorreflexividade de uma superfície

Info

Publication number
PT2531837T
PT2531837T PT117018432T PT11701843T PT2531837T PT 2531837 T PT2531837 T PT 2531837T PT 117018432 T PT117018432 T PT 117018432T PT 11701843 T PT11701843 T PT 11701843T PT 2531837 T PT2531837 T PT 2531837T
Authority
PT
Portugal
Prior art keywords
measuring retroreflectivity
retroreflectivity
measuring
Prior art date
Application number
PT117018432T
Other languages
English (en)
Original Assignee
Force Tech
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 Force Tech filed Critical Force Tech
Publication of PT2531837T publication Critical patent/PT2531837T/pt

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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/55—Specular reflectivity
    • G01N2021/551—Retroreflectance

Landscapes

  • 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)
  • Length Measuring Devices By Optical Means (AREA)
PT117018432T 2010-02-04 2011-02-04 Aparelho e método para medir a retrorreflexividade de uma superfície PT2531837T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DKPA201070040 2010-02-04

Publications (1)

Publication Number Publication Date
PT2531837T true PT2531837T (pt) 2021-07-06

Family

ID=43858108

Family Applications (1)

Application Number Title Priority Date Filing Date
PT117018432T PT2531837T (pt) 2010-02-04 2011-02-04 Aparelho e método para medir a retrorreflexividade de uma superfície

Country Status (6)

Country Link
US (1) US9176057B2 (pt)
EP (1) EP2531837B1 (pt)
DK (1) DK2531837T3 (pt)
ES (1) ES2875451T3 (pt)
PT (1) PT2531837T (pt)
WO (1) WO2011095605A1 (pt)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9863928B1 (en) * 2013-03-20 2018-01-09 United Parcel Service Of America, Inc. Road condition detection system
JP6040096B2 (ja) * 2013-05-20 2016-12-07 国立大学法人 東京大学 路面状態推定装置
TWI573494B (zh) * 2014-04-15 2017-03-01 索玉昇 基於照度設定之照明系統及方法
US20150307025A1 (en) * 2014-04-24 2015-10-29 SAVTi Identifying and Responding to Tailgating Vehicles
WO2017004008A1 (en) * 2015-07-01 2017-01-05 3M Innovative Properties Company Measuring device, system, method, and program
CN105388129A (zh) * 2015-10-16 2016-03-09 深圳大学 一种路面相对反射率测试装置
US10636302B2 (en) * 2015-12-22 2020-04-28 Koito Manufacturing Co., Ltd. Vehicle illumination device, vehicle and illumination control system
GB201719823D0 (en) * 2017-11-29 2018-01-10 Reflective Measurement Systems Ltd A Retroeflectivity measurement system
US11592566B2 (en) * 2019-08-15 2023-02-28 Volvo Car Corporation Vehicle systems and methods utilizing LIDAR data for road condition estimation
CN112557348B (zh) * 2021-01-04 2023-12-19 中交国通公路工程技术有限公司 一种便于使用的逆反射系数测试仪
CN113916782B (zh) * 2021-10-12 2023-10-24 东营广通科技有限公司 一种标线逆反磨耗测试仪
CN114103818B (zh) * 2021-12-16 2023-09-29 南京昂微科技有限责任公司 车载式标线逆反射测量仪
CN116699644B (zh) * 2023-08-07 2023-10-27 四川华腾公路试验检测有限责任公司 基于三维激光雷达的标线可靠性评估方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097751A (en) * 1976-09-24 1978-06-27 Grumman Aerospace Corporation Retroreflectance measuring apparatus
IT1126842B (it) * 1979-12-21 1986-05-21 Autostrade Concessioni & Costr Retroriflettometro perfezionato a lettura diretta
US4368982A (en) * 1980-06-09 1983-01-18 Avery International Corporation Retroreflectometer
US4721389A (en) 1985-04-18 1988-01-26 Potters Industries, Inc. Method and apparatus for measuring retroreflectivity of a reflective layer on a surface
FR2661248B1 (fr) * 1990-04-20 1994-11-18 France Etat Ponts Chaussees Procede et dispositif de mesure en continu et a lumiere ambiante de la retroflexion d'un marquage routier et du contraste.
US6166813A (en) * 1997-04-18 2000-12-26 Georgia Tech Research Corporation Retroreflectometer and method for measuring retroreflectivity of materials
DE19850270B4 (de) * 1997-11-04 2006-10-26 Leuze Electronic Gmbh & Co Kg Optoelektronische Vorrichtung
US6055490A (en) * 1998-07-27 2000-04-25 Laser Technology, Inc. Apparatus and method for determining precision reflectivity of highway signs and other reflective objects utilizing an optical range finder instrument
US6674878B2 (en) 2001-06-07 2004-01-06 Facet Technology Corp. System for automated determination of retroreflectivity of road signs and other reflective objects
GB2372314B (en) * 2000-10-11 2005-03-16 Votr Consulting Ltd Contrast luminance measuring apparatus and method
FI119831B (fi) * 2003-06-10 2009-03-31 Destia Oy Menetelmä ja laitteisto tiemerkinnän kuntotason määrittämiseksi
US7417738B2 (en) * 2004-01-27 2008-08-26 Tradewind Scientific Ltd. Determining surface properties of a roadway or runway from a moving vehicle
CA2560800C (en) 2006-01-20 2014-08-26 Geo 3D Inc. Automated asset detection, location measurement and recognition
ES2306616B1 (es) * 2008-02-12 2009-07-24 Fundacion Cidaut Procedimiento de determinacion de la luminancia de señales de trafico y dispositivo para su realizacion.
FR2935489B1 (fr) * 2008-08-29 2010-10-22 France Etat Ponts Chaussees Dispositif et procede de mesure du coefficient de luminance retroreflechie de marquages routiers
EP2369323A1 (de) * 2010-03-19 2011-09-28 Mechatronic Traffic GmbH Verfahren und Messgerät zur Bestimmung der Retroreflektivität einer retroreflektierenden Oberfläche
US20140313504A1 (en) * 2012-11-14 2014-10-23 Foundaión Cidaut Procedure and device for the measurement of dynamic luminance and retroreflection of road markings and signals and the obtention of the shape, position and dimensions of the same

Also Published As

Publication number Publication date
EP2531837B1 (en) 2021-04-28
DK2531837T3 (da) 2021-06-14
US9176057B2 (en) 2015-11-03
ES2875451T3 (es) 2021-11-10
WO2011095605A1 (en) 2011-08-11
EP2531837A1 (en) 2012-12-12
US20130194565A1 (en) 2013-08-01

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