{"id":18021,"date":"2025-06-22T06:42:12","date_gmt":"2025-06-22T06:42:12","guid":{"rendered":"https:\/\/www.qualtechproductsindustry.com\/cie-15-2ciedefines-photometric-quantities-v%ce%bb-weighting-used-in-haze-transmission-tests-discuss-the-specific-use-and-purpose-you-can-write-extensively-about-what-a-particular-astm-test\/"},"modified":"2025-10-19T18:42:10","modified_gmt":"2025-10-19T18:42:10","slug":"cie-15-2","status":"publish","type":"post","link":"https:\/\/www.qualtechproductsindustry.com\/it\/cie-15-2\/","title":{"rendered":"CIE 15.2 La CIE definisce le grandezze fotometriche: linee guida fondamentali per prove accurate di opacit\u00e0 e trasmissione"},"content":{"rendered":"<p>Vi siete mai chiesti come si misura la luce e la sua interazione con i materiali? La norma CIE 15.2, elaborata dalla Commissione Internazionale per l\u2019Illuminazione (CIE), \u00e8 uno standard fondamentale che definisce le grandezze fotometriche utilizzando la funzione di ponderazione V(\u03bb). Questo standard \u00e8 essenziale per misurare con precisione il modo in cui i materiali trasmettono o diffondono la luce, fornendo le basi per la valutazione dell\u2019opacit\u00e0 e\u2026 <\/p>\n<div class=\"pmpro\">\n<div class=\"pmpro_card pmpro_content_message\">\n<h2 class=\"pmpro_card_title pmpro_font-large\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"var(--pmpro--color--accent)\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"feather feather-lock\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\" ry=\"2\"><\/rect><path d=\"M7 11V7a5 5 0 0 1 10 0v4\"><\/path><\/svg>Livelli di adesione richiesti<\/h2>\n<div class=\"pmpro_card_content\">\n<p> Per accedere a questo contenuto devi essere iscritto alla sezione \"Insights &amp; Commentary Collection\".<\/p>\n<p><a class=\"pmpro_btn\" href=\"https:\/\/www.qualtechproductsindustry.com\/it\/membership-checkout\/?pmpro_level=1\">Iscriviti subito<\/a><\/p>\n<\/div>\n<div class=\"pmpro_card_actions pmpro_font-medium\">Sei gi\u00e0 iscritto? <a href=\"https:\/\/www.qualtechproductsindustry.com\/it\/login\/?redirect_to=https%3A%2F%2Fwww.qualtechproductsindustry.com%2Fit%2Fcie-15-2%2F\">Accedi<\/a><\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Have you ever wondered how we measure light and its interaction with materials? CIE 15.2, developed by the International Commission on Illumination (CIE), is a fundamental standard that defines photometric quantities using the V(\u03bb) weighting function. This standard is essential for accurately measuring how materials transmit or scatter light, providing the foundation for haze and... <\/p>\n<div class=\"pmpro\"><div class=\"pmpro_card pmpro_content_message\"><h2 class=\"pmpro_card_title pmpro_font-large\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"var(--pmpro--color--accent)\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"feather feather-lock\"><rect x=\"3\" y=\"11\" width=\"18\" height=\"11\" rx=\"2\" ry=\"2\"><\/rect><path d=\"M7 11V7a5 5 0 0 1 10 0v4\"><\/path><\/svg>Livelli di adesione richiesti<\/h2><div class=\"pmpro_card_content\"><p> Per accedere a questo contenuto devi essere iscritto alla sezione \"Insights &amp; Commentary Collection\".<\/p><p><a class=\"pmpro_btn\" href=\"https:\/\/www.qualtechproductsindustry.com\/it\/membership-checkout\/?pmpro_level=1\">Iscriviti subito<\/a><\/p><\/div><div class=\"pmpro_card_actions pmpro_font-medium\">Sei gi\u00e0 iscritto? <a href=\"https:\/\/www.qualtechproductsindustry.com\/it\/login\/?redirect_to=https%3A%2F%2Fwww.qualtechproductsindustry.com%2Fit%2Fcie-15-2%2F\">Accedi<\/a><\/div><\/div><\/div>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"pmpro_default_level":"","footnotes":""},"categories":[540,534],"tags":[],"class_list":["post-18021","post","type-post","status-publish","format-standard","hentry","category-cie","category-science","pmpro-level-required","pmpro-level-1","pmpro-no-access"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>CIE 15.2 CIE Defines Photometric Quantities: Essential Guidance for Accurate Haze and Transmission Testing - QUALTECH PRODUCTS INDUSTRY<\/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:\/\/www.qualtechproductsindustry.com\/it\/cie-15-2\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CIE 15.2 CIE Defines Photometric Quantities: Essential Guidance for Accurate Haze and Transmission Testing - QUALTECH PRODUCTS INDUSTRY\" \/>\n<meta property=\"og:description\" content=\"Have you ever wondered how we measure light and its interaction with materials? CIE 15.2, developed by the International Commission on Illumination (CIE), is a fundamental standard that defines photometric quantities using the V(\u03bb) weighting function. This standard is essential for accurately measuring how materials transmit or scatter light, providing the foundation for haze and\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.qualtechproductsindustry.com\/it\/cie-15-2\/\" \/>\n<meta property=\"og:site_name\" content=\"QUALTECH PRODUCTS INDUSTRY\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-22T06:42:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-19T18:42:10+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/koala.sh\/api\/image\/v2-wps31-vvi1l.jpg?width=1216&#x26;height=832&#x26;dream\" \/>\n<meta name=\"author\" content=\"QUALTECH PRODUCTS INDUSTRY Science &amp; Research\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Scritto da\" \/>\n\t<meta name=\"twitter:data1\" content=\"QUALTECH PRODUCTS INDUSTRY Science &amp; Research\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data2\" content=\"15 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/cie-15-2\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.qualtechproductsindustry.com\\\/cie-15-2\\\/\"},\"author\":{\"name\":\"QUALTECH PRODUCTS INDUSTRY Science &amp; 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