{"id":3100,"date":"2023-09-28T04:34:31","date_gmt":"2023-09-28T04:34:31","guid":{"rendered":"https:\/\/roadskymarking.com\/?p=3100"},"modified":"2025-07-29T05:51:22","modified_gmt":"2025-07-29T05:51:22","slug":"pavement-marking-retroreflectometer","status":"publish","type":"post","link":"https:\/\/roadskymarking.com\/pt\/pavement-marking-retroreflectometer.html","title":{"rendered":"Retroreflect\u00f3metro de marca\u00e7\u00e3o de pavimento RL"},"content":{"rendered":"<p>O retrorreflect\u00f3metro de marca\u00e7\u00e3o de pavimento do tipo ROADSKY (retrorreflect\u00f3metro para marca\u00e7\u00f5es rodovi\u00e1rias) \u00e9 um instrumento port\u00e1til de medi\u00e7\u00e3o no local, utilizado para medir a carater\u00edstica de retrorreflex\u00e3o da marca\u00e7\u00e3o rodovi\u00e1ria. O instrumento do tipo ROADSKY simula o brilho da marca\u00e7\u00e3o rodovi\u00e1ria que pode ser visto pelo condutor sob a ilumina\u00e7\u00e3o dos ve\u00edculos a motor \u00e0 noite, e o par\u00e2metro medido \u00e9 o coeficiente de brilho de retrorreflex\u00e3o \u00e0 noite, ou seja, o valor RL.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter 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 para Marca\u00e7\u00e3o de Pavimentos, Retroreflect\u00f3metro para Marca\u00e7\u00e3o de Estradas\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Ea1NK8uJm9A?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\" id=\"h-specifications\">Especifica\u00e7\u00f5es:<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Itens de medi\u00e7\u00e3o:<\/td><td>coeficiente de retrorreflex\u00e3o mcd.m-2.lx-1<\/td><\/tr><tr><td>Gama 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>Medi\u00e7\u00e3o da \u00e1rea da abertura:<\/td><td>340 mm x 95 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>\uff1e72h<\/td><\/tr><tr><td>Espa\u00e7o de armazenamento de dados:<\/td><td>8 GB<\/td><\/tr><tr><td>Capacidade da bateria incorporada:<\/td><td>13Ah<\/td><\/tr><tr><td>Carregador:<\/td><td>DC 8,4V<\/td><\/tr><tr><td>Temperatura ambiente:<\/td><td>-15\u2103~+60\u2103<\/td><\/tr><tr><td>Humidade ambiente:<\/td><td>\uff1c98%, sem gelo<\/td><\/tr><tr><td>Tamanho do instrumento:<\/td><td>700 mm x 135 mm x 115 mm<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">Medi\u00e7\u00e3o do modo noturno<\/mark><\/strong><\/figcaption><\/figure>\n\n\n\n<p>Concebido com uma estrutura de alta precis\u00e3o e alta estabilidade, o retroreflect\u00f3metro de marca\u00e7\u00e3o de pavimento do tipo ROADSKY aplica um m\u00f3dulo mestre MCU de alto padr\u00e3o, unidade de armazenamento de grande capacidade, ecr\u00e3 t\u00e1til com fun\u00e7\u00e3o de entrada de escrita manual e software de controlo de programa incorporado, suporta uma inspe\u00e7\u00e3o r\u00e1pida e imprime os resultados no local atrav\u00e9s da impressora incorporada. \u00c9 caracterizado por pr\u00e9-aquecimento livre, pequeno erro de medi\u00e7\u00e3o, pronto para uso e assim por diante. Este \u00e9 um instrumento necess\u00e1rio para a produ\u00e7\u00e3o, supervis\u00e3o de qualidade, constru\u00e7\u00e3o de engenharia, supervis\u00e3o e outras unidades para medir o desempenho de retrorreflex\u00e3o da marca\u00e7\u00e3o da estrada.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"609\" height=\"129\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer5.jpg\" alt=\"Retroreflect\u00f3metro para marca\u00e7\u00e3o de pavimentos\" class=\"wp-image-3107\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer5.jpg 609w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer5-400x85.jpg 400w\" sizes=\"auto, (max-width: 609px) 100vw, 609px\" \/><figcaption class=\"wp-element-caption\">Fig. 1<\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-working-principle\">Princ\u00edpio de funcionamento<\/h2>\n\n\n\n<p>A condi\u00e7\u00e3o geom\u00e9trica do retrorreflect\u00f3metro de marca\u00e7\u00e3o do pavimento do tipo ROADSKY \u00e9 simular o brilho que o condutor observa na cabina refletido da marca\u00e7\u00e3o feita de material retrorreflector na estrada pelo farol quando o ve\u00edculo circula na estrada \u00e0 noite. O diagrama esquem\u00e1tico do trajeto \u00f3tico \u00e9 apresentado na Fig. 2.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"373\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Working-Principle-1024x373.jpg\" alt=\"Princ\u00edpio de funcionamento do retroreflect\u00f3metro de marca\u00e7\u00e3o de pavimentos\" class=\"wp-image-3108\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Working-Principle-1024x373.jpg 1024w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Working-Principle-400x146.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Working-Principle-768x280.jpg 768w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Working-Principle.jpg 1267w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Fig. 2<\/figcaption><\/figure><\/div>\n\n\n<p>O \u00e2ngulo entre o eixo \u00f3tico do farol e a linha normal (eixo de refer\u00eancia) da superf\u00edcie da estrada \u00e9 designado por \u00e2ngulo de incid\u00eancia, fixado em 88,76\u00b0, e o \u00e2ngulo entre o eixo \u00f3tico do farol e a luz reflectida \u00e9 designado por \u00e2ngulo de observa\u00e7\u00e3o, fixado em 1,05\u00b0. A fonte de luz do sistema \u00f3tico \u00e9 direcionada para a linha de marca\u00e7\u00e3o de acordo com o \u00e2ngulo de incid\u00eancia. O tamanho da janela de medi\u00e7\u00e3o \u00e9 de 340 x 95 mm. A luz reflectida da linha de marca\u00e7\u00e3o \u00e9 recebida pelo filtro V(\u03bb) no \u00e2ngulo de observa\u00e7\u00e3o de 1,05\u00b0. Ap\u00f3s o processamento e c\u00e1lculo do sinal, \u00e9 apresentado o valor medido. Este valor \u00e9 o valor do coeficiente de retrorreflex\u00e3o RL.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-attention\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">\u3010Aten\u00e7\u00e3o\u3011<\/mark><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Este instrumento realiza a corre\u00e7\u00e3o do espetro V\u03bb atrav\u00e9s de um filtro \u00f3tico avan\u00e7ado.<\/li>\n\n\n\n<li>A luz difusa entra ocasionalmente no instrumento, o que, no entanto, n\u00e3o afectar\u00e1 a medi\u00e7\u00e3o normal em curso. Antes de cada medi\u00e7\u00e3o e calibra\u00e7\u00e3o, o instrumento avalia automaticamente a luz difusa e gera automaticamente uma compensa\u00e7\u00e3o. Em caso de fuga significativa de luz difusa, o instrumento emite uma mensagem de erro de dete\u00e7\u00e3o e devem ser tomadas algumas medidas de prote\u00e7\u00e3o.<\/li>\n\n\n\n<li>A fuga de luz, o desvio de luz e o erro de desvio do instrumento ser\u00e3o compensados de acordo com os dados obtidos no procedimento de calibra\u00e7\u00e3o. Por conseguinte, \u00e9 importante assegurar que a placa de calibra\u00e7\u00e3o esteja limpa e que a calibra\u00e7\u00e3o seja efectuada regularmente.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-main-components-of-products\">Principais componentes dos produtos<\/h2>\n\n\n\n<p>Os principais componentes e o aspeto da estrutura do instrumento s\u00e3o apresentados na Fig. 3 e 4, incluindo principalmente 3 partes: painel de opera\u00e7\u00e3o, caixa e pega do instrumento, sistema de dete\u00e7\u00e3o \u00f3tica inferior.<\/p>\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=\"939\" height=\"704\" data-id=\"3109\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Main-Components-of-Products.jpg\" alt=\"Retroreflect\u00f3metro de marca\u00e7\u00e3o de pavimento Principais componentes dos produtos\" class=\"wp-image-3109\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Main-Components-of-Products.jpg 939w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Main-Components-of-Products-400x300.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Main-Components-of-Products-768x576.jpg 768w\" sizes=\"auto, (max-width: 939px) 100vw, 939px\" \/><figcaption class=\"wp-element-caption\">Fig. 3<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"641\" data-id=\"3110\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Operation-Panels-and-Basic-Operations.jpg\" alt=\"Pain\u00e9is de opera\u00e7\u00e3o e opera\u00e7\u00f5es b\u00e1sicas do retroreflect\u00f3metro de marca\u00e7\u00e3o de pavimentos\" class=\"wp-image-3110\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Operation-Panels-and-Basic-Operations.jpg 900w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Operation-Panels-and-Basic-Operations-400x285.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2023\/09\/Pavement-Marking-Retroreflectometer-Operation-Panels-and-Basic-Operations-768x547.jpg 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><figcaption class=\"wp-element-caption\">Fig. 4<\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-matters-needing-attention\">Assuntos que requerem aten\u00e7\u00e3o:<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Leia o manual do utilizador antes de utilizar o instrumento e siga as instru\u00e7\u00f5es.<\/li>\n\n\n\n<li>O instrumento deve ser protegido contra humidade, \u00e1gua e choques. \u00c9 proibido utilizar o instrumento em ambientes agressivos, como chuva forte ou gelo.<\/li>\n\n\n\n<li>Este produto \u00e9 um instrumento \u00f3tico. Quando utilizar o instrumento, preste aten\u00e7\u00e3o \u00e0 janela de prote\u00e7\u00e3o na parte inferior do instrumento, que n\u00e3o deve ser danificada. Se for danificada, afectar\u00e1 diretamente os resultados da medi\u00e7\u00e3o.<\/li>\n\n\n\n<li>Ao medir os dados, mantenha a janela de teste \u00f3tico do instrumento perto da superf\u00edcie do objeto a testar e clique no bot\u00e3o de teste para concluir a recolha de dados.<\/li>\n\n\n\n<li>Desligue a alimenta\u00e7\u00e3o se n\u00e3o estiver a ser utilizada.<\/li>\n\n\n\n<li>Utilize apenas acess\u00f3rios especiais aprovados. N\u00e3o o ligue a produtos incompat\u00edveis.<\/li>\n\n\n\n<li>Quando o instrumento n\u00e3o estiver a ser utilizado, deve ser colocado num local fresco e seco, onde n\u00e3o existam gases corrosivos na \u00e1rea circundante.<\/li>\n\n\n\n<li>Se houver problemas de qualidade, o instrumento pode ser devolvido \u00e0 f\u00e1brica para repara\u00e7\u00e3o e calibra\u00e7\u00e3o. A nossa f\u00e1brica n\u00e3o \u00e9 respons\u00e1vel pelo instrumento desmontado pelos utilizadores sem o nosso consentimento.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-white-color has-vivid-cyan-blue-background-color has-text-color has-background\" id=\"h-contact-us-for-a-quote\">Contacte-nos para um or\u00e7amento<\/h2>\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\/3100#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\/3100#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>ROADSKY type pavement marking retroreflectometer (retroreflectometer for road markings) is a portable on-site measuring instrument, used for measuring the retroreflection characteristic of road marking. ROADSKY type instrument is to simulate the brightness of road marking that can be seen by the driver under the illumination of motor vehicles at night, and the measured parameter is the coefficient of retrorefection brightness at night, namely, RL value. Specifications: Measurement items: retroreflective coefficient mcd.m-2.lx-1 Measurement range: 0&#8212;4000 Observation angle: 1.05\u00b0 Angle of incidence: 88.76\u00b0, Complementary angle is 1.24\u00b0 Light source color temperature: 2856\u00b150K Measuring aperture area: 340mm x 95mm Error of repeatability measurement: \u22643% Continuous working time of battery: \uff1e72h Data storage space: 8GB Built-in battery capacity: 13Ah Charger: DC 8.4V Ambient temperature: -15\u2103~+60\u2103 Ambient humidity: \uff1c98%, no frost Instrument size: 700mm x 135mm x 115mm Night Mode Measurement Designed with high precision and high stability structure, ROADSKY type pavement marking retroreflectometer applies high-standard MCU master module, large-capacity storage unit, touch screen display &#8230;<\/p>","protected":false},"author":1,"featured_media":3102,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-3100","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>Pavement Marking Retroreflectometer RL - 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\/pavement-marking-retroreflectometer.html\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pavement Marking Retroreflectometer RL - RoadSky\" \/>\n<meta property=\"og:description\" content=\"ROADSKY type pavement marking retroreflectometer (retroreflectometer for road markings) is a portable on-site measuring instrument, used for measuring the retroreflection characteristic of road marking. ROADSKY type instrument is to simulate the brightness of road marking that can be seen by the driver under the illumination of motor vehicles at night, and the measured parameter is the coefficient of retrorefection brightness at night, namely, RL value. Specifications: Measurement items: retroreflective coefficient mcd.m-2.lx-1 Measurement range: 0&#8212;4000 Observation angle: 1.05\u00b0 Angle of incidence: 88.76\u00b0, Complementary angle is 1.24\u00b0 Light source color temperature: 2856\u00b150K Measuring aperture area: 340mm x 95mm Error of repeatability measurement: \u22643% Continuous working time of battery: \uff1e72h Data storage space: 8GB Built-in battery capacity: 13Ah Charger: DC 8.4V Ambient temperature: -15\u2103~+60\u2103 Ambient humidity: \uff1c98%, no frost Instrument size: 700mm x 135mm x 115mm Night Mode Measurement Designed with high precision and high stability structure, ROADSKY type pavement marking retroreflectometer applies high-standard MCU master module, large-capacity storage unit, touch screen display ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/roadskymarking.com\/pt\/pavement-marking-retroreflectometer.html\/\" \/>\n<meta property=\"og:site_name\" content=\"Nanjing Roadsky Traffic Facility Co.,Ltd. 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