{"id":4218,"date":"2025-07-29T02:49:39","date_gmt":"2025-07-29T02:49:39","guid":{"rendered":"https:\/\/roadskymarking.com\/?p=4218"},"modified":"2025-07-29T02:53:30","modified_gmt":"2025-07-29T02:53:30","slug":"rainy-night-retroreflectometer-for-road-markings","status":"publish","type":"post","link":"https:\/\/roadskymarking.com\/pt\/rainy-night-retroreflectometer-for-road-markings.html","title":{"rendered":"Retroreflect\u00f3metro de noite chuvosa para marca\u00e7\u00f5es rodovi\u00e1rias"},"content":{"rendered":"<p>O retrorreflect\u00f3metro de noite chuvosa para marca\u00e7\u00e3o de estradas \u00e9 um instrumento port\u00e1til de medi\u00e7\u00e3o no local com um caminho de luz aberto, utilizado para medir o coeficiente de brilho de retrorreflex\u00e3o da linha de marca\u00e7\u00e3o. Unidade: mcd-m-2-lx-1.<\/p>\n\n\n\n<p>As principais carater\u00edsticas da sua investiga\u00e7\u00e3o s\u00e3o: a simula\u00e7\u00e3o de um ve\u00edculo a motor a circular na estrada \u00e0 noite, o brilho dos far\u00f3is sobre as marcas (feitas de material retrorreflector) na estrada e o brilho observado pelo condutor na cabina ap\u00f3s a reflex\u00e3o. O par\u00e2metro medido \u00e9 o coeficiente de lumin\u00e2ncia retrorreflectora nocturna, ou valor RL.<\/p>\n\n\n\n<p>Este instrumento pode medir a linha de marca\u00e7\u00e3o e o coeficiente de brilho de retrorreflex\u00e3o da linha de marca\u00e7\u00e3o oscilante em tr\u00eas condi\u00e7\u00f5es: R_L seco, R_(L_wet) h\u00famido e R_(L_rain) de precipita\u00e7\u00e3o cont\u00ednua.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Retroreflect\u00f3metro de noite chuvosa para marca\u00e7\u00f5es rodovi\u00e1rias - RoadSky\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/LencTp05UXM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Especifica\u00e7\u00f5es:<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Item de medi\u00e7\u00e3o:<\/td><td>Coeficiente de retrorreflex\u00e3o mcd.m-2.lx-1<\/td><\/tr><tr><td>Gama de valores de medi\u00e7\u00e3o:<\/td><td>0&#8212;4000<\/td><\/tr><tr><td>\u00c2ngulo de observa\u00e7\u00e3o:<\/td><td>1.05\u00b0<\/td><\/tr><tr><td>\u00c2ngulo de incid\u00eancia:<\/td><td>88,76\u00b0, o \u00e2ngulo complementar \u00e9 de 1,24\u00b0<\/td><\/tr><tr><td>Temperatura de cor da fonte de luz:<\/td><td>2856\u00b150K<\/td><\/tr><tr><td>\u00c1rea de medi\u00e7\u00e3o:<\/td><td>250 mm x 75 mm<\/td><\/tr><tr><td>Erro de medi\u00e7\u00e3o da repetibilidade:<\/td><td>\u22643%<\/td><\/tr><tr><td>Tempo de funcionamento cont\u00ednuo da bateria:<\/td><td>&gt;72h<\/td><\/tr><tr><td>Espa\u00e7o de armazenamento de dados:<\/td><td>16 GB<\/td><\/tr><tr><td>Capacidade da bateria incorporada:<\/td><td>13Ah<\/td><\/tr><tr><td>Fonte de alimenta\u00e7\u00e3o de carregamento:<\/td><td>DC 8,4V<\/td><\/tr><tr><td>Temperatura ambiente de funcionamento:<\/td><td>-15\u2103~+60\u2103<\/td><\/tr><tr><td>Utilizar a humidade ambiente:<\/td><td>&lt;98%, sem gelo<\/td><\/tr><tr><td>Volume total da m\u00e1quina:<\/td><td>380 mm x 134 mm x 170 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Principais carater\u00edsticas funcionais<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Suporta medi\u00e7\u00f5es em condi\u00e7\u00f5es secas, h\u00famidas e de precipita\u00e7\u00e3o cont\u00ednua<\/li>\n\n\n\n<li>Medi\u00e7\u00e3o r\u00e1pida (valor do coeficiente de brilho retrorreflector medido em 1,5 segundos)<\/li>\n\n\n\n<li>Suporta procedimentos de calibra\u00e7\u00e3o simples e utiliza blocos de calibra\u00e7\u00e3o em cer\u00e2mica para opera\u00e7\u00f5es de calibra\u00e7\u00e3o<\/li>\n\n\n\n<li>Ecr\u00e3 de 5 polegadas de alto brilho \u00e0 luz do dia, a interface de funcionamento pode ser vista claramente sob luz<\/li>\n\n\n\n<li>Suporta a medi\u00e7\u00e3o de cores de marca\u00e7\u00f5es a cores, com seis cores dispon\u00edveis: branco, amarelo, laranja, vermelho, verde e azul<\/li>\n\n\n\n<li>Apoiar a defini\u00e7\u00e3o num\u00e9rica da linha de marca\u00e7\u00e3o normalizada e efetuar testes para determinar se esta \u00e9 ou n\u00e3o qualificada<\/li>\n\n\n\n<li>Suporte para defini\u00e7\u00e3o de temporizador h\u00famido<\/li>\n\n\n\n<li>Suporta v\u00e1rias medi\u00e7\u00f5es para calcular a m\u00e9dia<\/li>\n\n\n\n<li>Suporta o armazenamento de mais de 200.000 informa\u00e7\u00f5es de dados de dete\u00e7\u00e3o, incluindo o modo de medi\u00e7\u00e3o, a cor de dete\u00e7\u00e3o, os dados de medi\u00e7\u00e3o, o operador, as informa\u00e7\u00f5es do tro\u00e7o de estrada, o tempo de dete\u00e7\u00e3o, a temperatura e a humidade, etc.<\/li>\n\n\n\n<li>Suporta o armazenamento de dados em cart\u00e3o SD de 16G e suporta o armazenamento de dados sob a forma de tabelas Excel, que podem ser exportadas para o computador atrav\u00e9s da fun\u00e7\u00e3o de disco U<\/li>\n\n\n\n<li>Suporta a transmiss\u00e3o em tempo real de dados de medi\u00e7\u00e3o<\/li>\n\n\n\n<li>Suporta o bloqueio de dados de inspe\u00e7\u00e3o no local e a impress\u00e3o dos resultados da inspe\u00e7\u00e3o diretamente atrav\u00e9s da impressora no local<\/li>\n\n\n\n<li>Utilize o teclado t\u00e1til para introduzir caracteres chineses, ingleses e caracteres<\/li>\n\n\n\n<li>Suporta a visualiza\u00e7\u00e3o em tempo real da temperatura e humidade no local<\/li>\n\n\n\n<li>O modo de funcionamento do menu em ingl\u00eas pode ser aberto a clientes estrangeiros para facilitar a sua utiliza\u00e7\u00e3o<\/li>\n\n\n\n<li>Pode suportar a fun\u00e7\u00e3o de posicionamento GPS (opcional)<\/li>\n\n\n\n<li>Pode suportar a fun\u00e7\u00e3o de disparo (opcional)<\/li>\n\n\n\n<li>Pode suportar a fun\u00e7\u00e3o de dete\u00e7\u00e3o de QD ao mesmo tempo (precisa de ser personalizada e opcional)<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" data-id=\"4223\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results.jpg\" alt=\"Resultados dos ensaios do retrorreflect\u00f3metro para marca\u00e7\u00e3o rodovi\u00e1ria em noite de chuva\" class=\"wp-image-4223\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results.jpg 600w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results-400x267.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" data-id=\"4224\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results-2.jpg\" alt=\"Resultados dos ensaios do retrorreflect\u00f3metro para marca\u00e7\u00e3o rodovi\u00e1ria em noite de chuva\" class=\"wp-image-4224\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results-2.jpg 600w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results-2-400x267.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-Test-Results-2-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" data-id=\"4225\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-6.jpg\" alt=\"Retroreflect\u00f3metro de noite chuvosa para marca\u00e7\u00f5es rodovi\u00e1rias\" class=\"wp-image-4225\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-6.jpg 600w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-6-400x267.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2025\/07\/Rainy-Night-Retroreflectometer-for-Road-Markings-6-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Este instrumento est\u00e1 em conformidade com as seguintes normas:<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>GB\/T 26377-2010 \"Instrumento de medi\u00e7\u00e3o de retrorreflex\u00e3o\"<\/li>\n\n\n\n<li>GB\/T16311-2009 \"Requisitos de qualidade e m\u00e9todos de ensaio da marca\u00e7\u00e3o de tr\u00e1fego rodovi\u00e1rio\"<\/li>\n\n\n\n<li>JJF 1809-2020 \"Especifica\u00e7\u00f5es de Calibra\u00e7\u00e3o para Instrumentos de Medi\u00e7\u00e3o de Retrorreflex\u00e3o\"<\/li>\n\n\n\n<li>JTGF80-1-2017 \"Normas de Inspe\u00e7\u00e3o e Avalia\u00e7\u00e3o da Qualidade da Engenharia Rodovi\u00e1ria\"<\/li>\n\n\n\n<li>DB36\/T978-2017 \"Requisitos de qualidade e m\u00e9todos de ensaio para marca\u00e7\u00f5es reflectoras no tr\u00e1fego rodovi\u00e1rio em noites de chuva\"<\/li>\n\n\n\n<li>DB51\/T2429-2017 \"Requisitos de qualidade e m\u00e9todos de ensaio para marca\u00e7\u00f5es reflectoras no tr\u00e1fego rodovi\u00e1rio em noites de chuva\" e outros requisitos normalizados.<\/li>\n\n\n\n<li>ASTM E1696-2015 , EN 1463<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Lista de embalagem<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">N\u00famero de s\u00e9rie<\/th><th>Nome<\/th><th class=\"has-text-align-center\" data-align=\"center\">Quantidade<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><td>Instrumento de medi\u00e7\u00e3o de retrorreflex\u00e3o de linhas de marca\u00e7\u00e3o<\/td><td class=\"has-text-align-center\" data-align=\"center\">1 conjunto<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">2<\/td><td>carregador<\/td><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">3<\/td><td>Cabo de dados USB<\/td><td class=\"has-text-align-center\" data-align=\"center\">1 item<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">4<\/td><td>Guia do utilizador<\/td><td class=\"has-text-align-center\" data-align=\"center\">1 dose<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">5<\/td><td>Certifica\u00e7\u00e3o de produtos<\/td><td class=\"has-text-align-center\" data-align=\"center\">1 dose<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">6<\/td><td>cart\u00e3o de garantia<\/td><td class=\"has-text-align-center\" data-align=\"center\">1 dose<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">7<\/td><td>Placa de calibra\u00e7\u00e3o em cer\u00e2mica<\/td><td class=\"has-text-align-center\" data-align=\"center\">1 conjunto<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">8<\/td><td>Caneta<\/td><td class=\"has-text-align-center\" data-align=\"center\">1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Contacte-nos para um or\u00e7amento gratuito<\/h2>\n\n\n\n<p><em>Preencha o formul\u00e1rio abaixo e os nossos representantes comerciais entrar\u00e3o em contacto consigo em breve.<\/em><\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f1316-o1\" lang=\"en-US\" dir=\"ltr\" data-wpcf7-id=\"1316\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/pt\/wp-json\/wp\/v2\/posts\/4218#wpcf7-f1316-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"Formul\u00e1rio de contacto\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/pt\/wp-json\/wp\/v2\/posts\/4218#wpcf7-f1316-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"1316\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.5\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"en_US\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f1316-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"wpcf7-turnstile cf-turnstile\" data-sitekey=\"0x4AAAAAACH9ueYy7fDdFIjX\" data-response-field-name=\"_wpcf7_turnstile_response\"><\/div>\n\n<p><label><em>*<\/em>Assunto:<\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" id=\"your-subject\" aria-required=\"true\" aria-invalid=\"false\" value=\"Product Inquiry\" type=\"text\" name=\"your-subject\" \/><\/span>\n<\/p>\n<p><label><em>*<\/em>Nome:<\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" id=\"your-name\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Preencher com o seu nome habitualmente utilizado\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n<\/p>\n<p><label><em>*<\/em>Correio eletr\u00f3nico:<\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" id=\"your-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Preencher o endere\u00e7o eletr\u00f3nico habitualmente utilizado\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n<\/p>\n<p><label>Telefone:<\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"your-phone\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" id=\"your-phone\" aria-invalid=\"false\" placeholder=\"Preencher com o n\u00famero de telefone de contacto ou telem\u00f3vel\" value=\"\" type=\"text\" name=\"your-phone\" \/><\/span>\n<\/p>\n<p><label>Pa\u00eds:<\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"your-country\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" id=\"your-country\" aria-invalid=\"false\" placeholder=\"Preencha o seu pa\u00eds\" value=\"\" type=\"text\" name=\"your-country\" \/><\/span>\n<\/p>\n<p><label>Empresa:<\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"your-company\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" id=\"your-company\" aria-invalid=\"false\" placeholder=\"Preencher com o nome da empresa\" value=\"\" type=\"text\" name=\"your-company\" \/><\/span>\n<\/p>\n<p><label><em>*<\/em>Conte\u00fado:<\/label><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"10\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Por favor, preencha os detalhes que deseja saber, como o nome do produto, especifica\u00e7\u00f5es, pre\u00e7o, MOQ, etc.\" name=\"your-message\"><\/textarea><\/span>\n<\/p>\n<p class=\"btn-submit\"><label> <\/label><input class=\"wpcf7-form-control wpcf7-submit has-spinner\" type=\"submit\" value=\"ENVIAR\" \/>\n<\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<input type=\"hidden\" name=\"trp-form-language\" value=\"pt\"\/><\/form>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>O retrorreflect\u00f3metro de noite chuvosa para marca\u00e7\u00e3o de estradas \u00e9 um instrumento port\u00e1til de medi\u00e7\u00e3o no local com um caminho de luz aberto, utilizado para medir o coeficiente de brilho de retrorreflex\u00e3o da linha de marca\u00e7\u00e3o. Unidade: mcd-m-2-lx-1. As principais carater\u00edsticas da sua investiga\u00e7\u00e3o s\u00e3o: a simula\u00e7\u00e3o de um ve\u00edculo motorizado que circula na estrada \u00e0 noite, os far\u00f3is que incidem sobre as marca\u00e7\u00f5es (feitas de material retrorreflector) na estrada e o brilho observado pelo condutor na cabina ap\u00f3s a reflex\u00e3o. O par\u00e2metro medido \u00e9 o coeficiente de lumin\u00e2ncia retrorreflectora nocturna, ou valor RL. Este instrumento pode medir a linha de marca\u00e7\u00e3o e o coeficiente de lumin\u00e2ncia de retrorreflex\u00e3o da linha de marca\u00e7\u00e3o oscilante em tr\u00eas condi\u00e7\u00f5es: R_L seco, R_(L_wet) h\u00famido e R_(L_rain) de chuva cont\u00ednua. Especifica\u00e7\u00f5es: Item de medi\u00e7\u00e3o: Coeficiente de retrorreflex\u00e3o mcd.m-2.lx-1 Gama de valores de medi\u00e7\u00e3o: 0-4000 \u00c2ngulo de observa\u00e7\u00e3o: 1.05\u00b0 \u00c2ngulo de incid\u00eancia: 88.76\u00b0, \u00e2ngulo complementar \u00e9 1.24\u00b0 Temperatura de cor da fonte de luz: 2856\u00b150K \u00c1rea de medi\u00e7\u00e3o: 250mm x 75mm Erro de medi\u00e7\u00e3o da repetibilidade: \u22643% Tempo de funcionamento cont\u00ednuo da bateria: &gt;72h Espa\u00e7o de armazenamento de dados: 16GB Capacidade da bateria incorporada: 13Ah ...<\/p>","protected":false},"author":1,"featured_media":4219,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-4218","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-road-marking-detection-equipment"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Rainy Night Retroreflectometer for Road Markings - RoadSky<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/roadskymarking.com\/pt\/rainy-night-retroreflectometer-for-road-markings.html\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Rainy Night Retroreflectometer for Road Markings - RoadSky\" \/>\n<meta property=\"og:description\" content=\"The rainy night retroreflectometer for road marking is a portable on-site measurement instrument with an open light path, used to measure the retroreflection brightness coefficient of the marking line. Unit: mcd\u00b7m-2\u00b7lx-1. The main characteristics of its research are: simulating a motor vehicle driving on the road at night, the headlights shining on the markings (made of retroreflective material) on the road, and the brightness observed by the driver in the cab after reflection. The parameter measured is the nighttime retroreflective luminance coefficient, or RL value. This instrument can measure the marking line and the retroreflection brightness coefficient of the oscillating marking line under three conditions: dry R_L, wet R_(L_wet) and continuous rainfall R_(L_rain). 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