{"id":18231,"date":"2024-12-11T05:39:04","date_gmt":"2024-12-11T05:39:04","guid":{"rendered":"https:\/\/sunmelighting.com\/?p=18231"},"modified":"2025-03-24T09:36:30","modified_gmt":"2025-03-24T01:36:30","slug":"what-is-ugr","status":"publish","type":"post","link":"https:\/\/sunmelighting.com\/it\/what-is-ugr\/","title":{"rendered":"Che cos'\u00e8 l'UGR?"},"content":{"rendered":"<h1><strong>What does UGR mean\uff1f<\/strong><\/h1>\n<p>UGR stands for <strong><b>Unified Glare Rating (UGR)<\/b><\/strong>, is a calculation method to evaluate the glare effect of indoor lighting environment, with URG value, lighting designers can use it to control the anti-glare level of lighting environment, to provide users with a visual comfort environment.<\/p>\n<p>The UGR value is an important parameter of lamps, according to the European indoor lighting recommendation EN 12464-1 standard, the lower the UGR value means the better the visual comfort.<\/p>\n<p><iframe title=\"Lettore video di YouTube\" src=\"https:\/\/www.youtube.com\/embed\/N_k11ZoANHs?si=nZTeaVxMmlr9iSOu\" width=\"800\" height=\"555\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\"><\/span><\/iframe><\/p>\n<h6 style=\"text-align: center;\">From:<a href=\"https:\/\/www.youtube.com\/watch?v=N_k11ZoANHs\" target=\"_blank\" rel=\"noopener nofollow\">@Nelca Roco<\/a><\/h6>\n<h1><strong>How to calculate UGR\uff1f<\/strong><\/h1>\n<p>The UGR value is calculated by a strict formula, the formula is shown below, but in practical applications are not so complex, <a href=\"https:\/\/sunmelighting.com\/top-10-commercial-lighting-manufacturers\/\" data-wpil-monitor-id=\"478\">produttori di illuminazione<\/a> will use professional equipment to test, without the need to calculate through this formula.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-18234 size-full\" title=\"UGR\" src=\"https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/How-to-calculate-UGR.webp\" alt=\"\" width=\"830\" height=\"374\" srcset=\"https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/How-to-calculate-UGR.webp 830w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/How-to-calculate-UGR-300x135.webp 300w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/How-to-calculate-UGR-768x346.webp 768w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/How-to-calculate-UGR-18x8.webp 18w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/How-to-calculate-UGR-150x68.webp 150w\" sizes=\"(max-width: 830px) 100vw, 830px\" \/><\/p>\n<h1><strong>What is a UGR table?<\/strong><\/h1>\n<p>The UGR value is used to evaluate the anti-glare effect of the user and the lighting position.<\/p>\n<p>Lighting designers can choose and compare lamps through the UGR table method.<\/p>\n<p>The manufacturer of lamps will use professional equipment for testing, and there is a UGR table in the IES report of lamps, which is defined in EN 12464-1 as a standard method for evaluating glare.<\/p>\n<p>UGR table of general lamps, as shown in the following figure, we can clearly understand the UGR value under different circumstances, usually, we pay attention to the URG value when X=4H and Y=4H.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-18235 size-full\" title=\"UGR\" src=\"https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-is-a-UGR-table.webp\" alt=\"\" width=\"999\" height=\"849\" srcset=\"https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-is-a-UGR-table.webp 999w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-is-a-UGR-table-300x255.webp 300w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-is-a-UGR-table-768x653.webp 768w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-is-a-UGR-table-14x12.webp 14w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-is-a-UGR-table-150x127.webp 150w\" sizes=\"(max-width: 999px) 100vw, 999px\" \/><\/p>\n<h1><strong>What UGR <\/strong><strong>values<\/strong><strong>\u00a0are recommended<\/strong><strong>?<\/strong><\/h1>\n<p>The same luminaire, different power, different angles, different <a href=\"https:\/\/sunmelighting.com\/guide-to-ideal-color-temperature\/\" data-wpil-monitor-id=\"479\">temperature di colore<\/a>, the UGR value will be different.<\/p>\n<p>UGR values range from 28 (extremely high glare) to 10 (very low glare).<\/p>\n<p>The European EN12464 standard also recommends UGR values for different application environments.<\/p>\n<p>The glare effect is evaluated using a maximum of 3 steps, such as UGR&lt;10, UGR&lt;13, UGR&lt;16, UGR&lt;19, UGR&lt;22, UGR&lt;25, UGR&lt;28, and UGR&gt;28.<\/p>\n<h4><strong><b>Here are the recommended UGR values for different applications:<\/b><\/strong><\/h4>\n<p>For office lighting,\u00a0UGR levels of 13\u00a0to 16\u00a0are ideal.<\/p>\n<p>For industrial environments, UGR levels of 22 to 25 are ideal.<\/p>\n<p>Per <a href=\"https:\/\/sunmelighting.com\/recessed-downlight-for-retail-store-lighting\/\" data-wpil-monitor-id=\"480\">store\u00a0lighting<\/a>, UGR levels of 16\u00a0to 19\u00a0are ideal.<\/p>\n<p>Per <a href=\"https:\/\/sunmelighting.com\/3000k-vs-4000k-how-to-choose-home-lighting\/\" data-wpil-monitor-id=\"481\">home\u00a0lighting<\/a>, UGR levels of 13\u00a0to 16\u00a0are ideal.<\/p>\n<p>For bar\u00a0lighting,UGR levels of 16\u00a0to 19\u00a0are ideal.<\/p>\n<p>Per <a href=\"https:\/\/sunmelighting.com\/applications\/retail-shop-lighting\/\" data-wpil-monitor-id=\"482\">shop\u00a0lighting<\/a>, UGR levels of 16\u00a0to 19\u00a0are ideal.<\/p>\n<p>For restaurant <a href=\"https:\/\/sunmelighting.com\/\" data-wpil-monitor-id=\"603\">illuminazione<\/a>, UGR levels of 16\u00a0to 19\u00a0are ideal.<\/p>\n<p>For spa\u00a0lighting, UGR levels of 16\u00a0to 19\u00a0are ideal.<\/p>\n<p>For school house lighting, UGR levels of 13\u00a0to 16\u00a0are ideal.<\/p>\n<p>Per <a href=\"https:\/\/sunmelighting.com\/applications\/hospitality-lighting-living-lighting\/\" data-wpil-monitor-id=\"486\">hospital\u00a0lighting<\/a>, UGR levels of 10\u00a0to 16\u00a0are ideal.<\/p>\n<p>When the UGR value is above 28, the glare is very serious, and the user will not feel visual comfort.<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-18236 aligncenter\" src=\"https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-UGR-values-are-recommended.webp\" alt=\"\" width=\"867\" height=\"581\" title=\"\" srcset=\"https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-UGR-values-are-recommended.webp 867w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-UGR-values-are-recommended-300x201.webp 300w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-UGR-values-are-recommended-768x515.webp 768w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-UGR-values-are-recommended-18x12.webp 18w, https:\/\/sunmelighting.com\/wp-content\/uploads\/2024\/12\/What-UGR-values-are-recommended-150x101.webp 150w\" sizes=\"(max-width: 867px) 100vw, 867px\" \/><\/p>\n<p>Choose the right URG <a href=\"https:\/\/sunmelighting.com\/types-of-lighting-fixtures-and-applications\/\" data-wpil-monitor-id=\"483\">apparecchi di illuminazione<\/a>, you can get\u00a0visual comfort, SUNME\u00a0lighting is committed to the development of anti-glare lighting and visual comfort lighting\u00a0products, including anti-glare track lights, anti-glare spotlights, anti-glare downlights and anti-glare linear lights, need to know more visual comfort lighting\u00a0products please contact us.<\/p>","protected":false},"excerpt":{"rendered":"<p>What does UGR mean\uff1f UGR stands for Unified Glare Rating (UGR), is a calculation method to evaluate the glare effect<\/p>","protected":false},"author":1,"featured_media":18236,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[281,284,1],"tags":[],"class_list":["post-18231","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-application","category-introduction","category-news"],"_links":{"self":[{"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/posts\/18231","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/comments?post=18231"}],"version-history":[{"count":0,"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/posts\/18231\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/media\/18236"}],"wp:attachment":[{"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/media?parent=18231"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/categories?post=18231"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sunmelighting.com\/it\/wp-json\/wp\/v2\/tags?post=18231"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}