{"id":2369,"date":"2023-02-18T20:50:40","date_gmt":"2023-02-18T12:50:40","guid":{"rendered":"https:\/\/essenledstrip.com\/?p=2369"},"modified":"2023-02-18T20:50:43","modified_gmt":"2023-02-18T12:50:43","slug":"what-is-color-rendering-index-cri","status":"publish","type":"post","link":"https:\/\/essenledstrip.com\/it\/what-is-color-rendering-index-cri\/","title":{"rendered":"Che cos'\u00e8 l'indice di resa cromatica (CRI)?"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/What-Is-Color-Rendering-IndexCRI-1024x683.webp\" alt=\"Cos&#039;\u00e8 l&#039;indice di resa cromatica (CRI)\" class=\"wp-image-2370\" width=\"833\" height=\"555\" srcset=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/What-Is-Color-Rendering-IndexCRI-1024x683.webp 1024w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/What-Is-Color-Rendering-IndexCRI-300x200.webp 300w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/What-Is-Color-Rendering-IndexCRI-768x512.webp 768w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/What-Is-Color-Rendering-IndexCRI-18x12.webp 18w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/What-Is-Color-Rendering-IndexCRI-600x400.webp 600w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/What-Is-Color-Rendering-IndexCRI.webp 1200w\" sizes=\"(max-width: 833px) 100vw, 833px\" \/><\/figure>\n<\/div>\n\n\n<p>Quando scegliamo il<a href=\"https:\/\/essenledstrip.com\/it\/quale-temperatura-colore-della-striscia-led-dovrei-scegliere\/\" target=\"_blank\" rel=\"noreferrer noopener\"> temperatura di colore<\/a>\u00e8 necessario prestare attenzione a dati speciali. Si tratta dell'indice di resa cromatica (<a href=\"https:\/\/en.wikipedia.org\/wiki\/Color_rendering_index\" target=\"_blank\" rel=\"noreferrer noopener\">CRI<\/a>). L'indice di resa cromatica (CRI) \u00e8 un indicatore spesso trascurato della qualit\u00e0 del colore. Inoltre, per qualsiasi applicazione in cui l'aspetto del colore \u00e8 importante, le considerazioni sul CRI sono fondamentali. Il CCT misura il colore effettivo della luce prodotta in Kelvin e non ha nulla a che vedere con la precisione di illuminazione della luce. In questo articolo spiegheremo cos'\u00e8 il CRI, l'importanza del CRI e la sua applicazione.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-the-color-rendering-index-cri\">Cos&#039;\u00e8 l&#039;indice di resa cromatica (CRI)?<\/h2>\n\n\n\n<p>L'indice di resa cromatica (CRI) misura la capacit\u00e0 di una sorgente luminosa di riprodurre accuratamente il colore dell'oggetto che illumina. L'applicazione speciale Sorgenti luminose con CRI elevato. In realt\u00e0, si tratta di un contenuto complesso. Lo spieghiamo in due livelli:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-color-rendering-index-cri-for-measuring-artificial-light-sources\">Indice di resa cromatica (CRI) per la misurazione delle sorgenti di luce artificiale<\/h3>\n\n\n\n<p>Light sources can be classified as artificial light sources or natural light sources. We are all particularly concerned about the color quality of artificial lighting forms such as LED lamps and fluorescent lamps. This is similar to daylight or sunlight &#8211; a natural light source.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-color-rendering-index-cri-highest-index-is-100\">Indice di resa cromatica (CRI) L'indice pi\u00f9 alto \u00e8 100<\/h3>\n\n\n\n<p>Per quanto riguarda <a href=\"https:\/\/essenledstrip.com\/it\/products\/\" target=\"_blank\" rel=\"noreferrer noopener\">Strisce luminose a LED <\/a>Il CRI \u00e8 un indicatore di qualit\u00e0 perch\u00e9 \u00e8 espresso come un singolo numero quantitativo. Ci sono <a href=\"https:\/\/essenledstrip.com\/it\/come-scegliere-la-cri-80-cri-vs-90-cri-vs-95-cri\/\" target=\"_blank\" rel=\"noreferrer noopener\">CRI80+, CRI90+ e CRI95+<\/a> e pi\u00f9 grande \u00e8 il numero, pi\u00f9 alta \u00e8 la capacit\u00e0. Molti clienti considerano eccellente un punteggio CRI pari o superiore a 95, mentre i punteggi inferiori a 80 sono generalmente considerati scarsi.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRI-Highest-Index-is-100-1024x576.webp\" alt=\"Indice di resa cromatica (CRI) L&#039;indice pi\u00f9 alto \u00e8 100\" class=\"wp-image-2371\" width=\"803\" height=\"451\" srcset=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRI-Highest-Index-is-100-1024x576.webp 1024w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRI-Highest-Index-is-100-300x169.webp 300w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRI-Highest-Index-is-100-768x432.webp 768w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRI-Highest-Index-is-100-18x10.webp 18w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRI-Highest-Index-is-100-600x338.webp 600w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRI-Highest-Index-is-100.webp 1200w\" sizes=\"(max-width: 803px) 100vw, 803px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-color-rendering-index-cri-natural-light-vs-artificial-light\">Indice di resa cromatica (CRI): luce naturale vs luce artificiale<\/h2>\n\n\n\n<p>La luce naturale, come la luce del sole, \u00e8 una combinazione di tutti i colori dello spettro visibile. Il colore della luce solare in s\u00e9 \u00e8 bianco, ma il colore di un oggetto alla luce del sole \u00e8 determinato dal colore che riflette.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Natural-Light-What-Is-Color-Rendering-IndexCRI-1024x341.webp\" alt=\"Luce naturale Cos&#039;\u00e8 l&#039;indice di resa cromatica (CRI)\" class=\"wp-image-2372\" width=\"692\" height=\"230\" srcset=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Natural-Light-What-Is-Color-Rendering-IndexCRI-1024x341.webp 1024w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Natural-Light-What-Is-Color-Rendering-IndexCRI-300x100.webp 300w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Natural-Light-What-Is-Color-Rendering-IndexCRI-768x256.webp 768w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Natural-Light-What-Is-Color-Rendering-IndexCRI-18x6.webp 18w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Natural-Light-What-Is-Color-Rendering-IndexCRI-600x200.webp 600w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Natural-Light-What-Is-Color-Rendering-IndexCRI.webp 1200w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><\/figure>\n<\/div>\n\n\n<p>Quando utilizziamo le luci LED per l'illuminazione, vogliamo riprodurre il colore della luce naturale, in modo che il colore dell'oggetto appaia uguale a quello che avrebbe sotto la luce naturale. A volte i colori riprodotti sono molto simili, altre volte sono completamente diversi. \u00c8 questa somiglianza che il CRI misura.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRINatural-Light-vs-Artificial-Light-1024x683.webp\" alt=\"Indice di resa cromatica (CRI) Luce naturale vs. luce artificiale\" class=\"wp-image-2373\" width=\"716\" height=\"477\" srcset=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRINatural-Light-vs-Artificial-Light-1024x683.webp 1024w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRINatural-Light-vs-Artificial-Light-300x200.webp 300w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRINatural-Light-vs-Artificial-Light-768x512.webp 768w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRINatural-Light-vs-Artificial-Light-18x12.webp 18w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRINatural-Light-vs-Artificial-Light-600x400.webp 600w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/Color-Rendering-Index-CRINatural-Light-vs-Artificial-Light.webp 1200w\" sizes=\"(max-width: 716px) 100vw, 716px\" \/><\/figure>\n<\/div>\n\n\n<p>Si pu\u00f2 notare che le luci LED e la luce naturale hanno lo stesso valore. <a href=\"https:\/\/essenledstrip.com\/it\/4000k-vs-5000k-how-to-choose\/\" target=\"_blank\" rel=\"noreferrer noopener\">5000K<\/a> colore. Ci\u00f2 significa che la luce \u00e8 dello stesso colore, ma gli oggetti appaiono comunque diversi. Come \u00e8 possibile?<\/p>\n\n\n\n<p>Per questo motivo, le nostre luci LED hanno una composizione spettrale diversa rispetto alla luce naturale, anche se il bianco \u00e8 lo stesso 5000K. In particolare, le nostre luci LED mancano di rosso. Quando il fascio di luce rimbalza sulla mela rossa, non viene riflessa alcuna luce rossa.<\/p>\n\n\n\n<p>Il CRI intende esprimere i seguenti fenomeni misurando l'accuratezza generale del colore di vari oggetti sotto l'illuminazione di sorgenti luminose.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/High-CRI-With-Real-Color-1024x683.webp\" alt=\"CRI elevato con colore reale\" class=\"wp-image-2374\" width=\"671\" height=\"447\" srcset=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/High-CRI-With-Real-Color-1024x683.webp 1024w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/High-CRI-With-Real-Color-300x200.webp 300w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/High-CRI-With-Real-Color-768x512.webp 768w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/High-CRI-With-Real-Color-18x12.webp 18w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/High-CRI-With-Real-Color-600x400.webp 600w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/High-CRI-With-Real-Color.webp 1200w\" sizes=\"(max-width: 671px) 100vw, 671px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-which-cri-ranges-to-use\">Quali gamme CRI utilizzare\uff1f<\/h2>\n\n\n\n<p>Per quanto riguarda la scelta del CRI, anche questa dipende dalle diverse esigenze. Noi consigliamo un CRI superiore a 90, ma se si tratta di un progetto di illuminazione generale, anche un minimo di 80+ \u00e8 accettabile. Di seguito una breve descrizione dell'ambito del CRI:<\/p>\n\n\n\n<p>CRI 95 - 100 \u2192 Eccellente resa dei colori. I prodotti si presenteranno cos\u00ec come sono, le tonalit\u00e0 della pelle saranno bellissime e l'arte prender\u00e0 vita.<br>CRI 90 - 95 \u2192 Eccellente resa del colore! Anche il colore appare ricco e gradevole e vibrante.<br>CRI 80-90 \u2192 Buona resa cromatica, la maggior parte dei colori pu\u00f2 essere resa, principalmente per uso domestico e commerciale.<br>CRI inferiore a 80 \u2192 L'illuminazione inferiore a 80 ha una scarsa resa cromatica. Di conseguenza, il colore sotto l'articolo appare desaturato e piatto.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-about-testing-cri\">Che ne dite di testare il CRI?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Il rapporto del Lighting Research Institute raccomanda anche l'uso combinato del TM-30-20 Gamut Area Index. Queste misure aggiuntive sono Color Quality Scale (CQS) e IES TM-30-20 che include Gamut Index, Fidelity Index e Color Vector.<\/li>\n\n\n\n<li>CRI - Indice di resa cromatica - Con quanta precisione la luce osservata pu\u00f2 rendere i colori come il sole, utilizzando 8 campioni di colore.<\/li>\n\n\n\n<li>Fidelity Index (TM-30) \u2013 Con quanta precisione la luce osservata pu\u00f2 rendere i colori come il sole, utilizzando 99 campioni di colore.<\/li>\n\n\n\n<li>Gamut Index (TM-30) \u2013 Quanto sono saturi o desaturati i colori (ovvero quanto sono intensi i colori).<\/li>\n\n\n\n<li>Grafica vettoriale a colori (TM-30): quali colori sono saturati\/desaturati e se \u00e8 presente uno spostamento di tonalit\u00e0 in uno qualsiasi dei 16 contenitori di colore.<\/li>\n\n\n\n<li>CQS - Color Quality Scale - Un'alternativa ai colori insaturi della misurazione CRI. Questi 15 colori altamente saturi mettono a confronto la discriminazione cromatica, la preferenza umana e la resa del colore.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-the-cri-is-important\">Perch\u00e9 il CRI \u00e8 importante?<\/h2>\n\n\n\n<p>Mainly because CRI is an important indicator of the performance of artificial lamps. And is a key purchasing consideration in today&#8217;s lighting market. Most people already recognize the important benefits of using lights with a higher CRI rating. At present, most customers will choose CRI90 or above, and some customers will choose CRI80 or above. But below 80, basically, no customers will choose.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/CRI80-vs-CRI90-vs-CRI95-1024x456.webp\" alt=\"CRI80 vs CRI90 vs CRI95\" class=\"wp-image-2375\" width=\"692\" height=\"308\" srcset=\"https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/CRI80-vs-CRI90-vs-CRI95-1024x456.webp 1024w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/CRI80-vs-CRI90-vs-CRI95-300x134.webp 300w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/CRI80-vs-CRI90-vs-CRI95-768x342.webp 768w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/CRI80-vs-CRI90-vs-CRI95-18x8.webp 18w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/CRI80-vs-CRI90-vs-CRI95-600x267.webp 600w, https:\/\/essenledstrip.com\/wp-content\/uploads\/2023\/02\/CRI80-vs-CRI90-vs-CRI95.webp 1200w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-choose-the-suitable-cri-for-your-light-project\">Come scegliere il CRI adatto al vostro progetto di illuminazione?<\/h2>\n\n\n\n<p>Per la maggior parte dell'illuminazione interna e commerciale, CRI80 \u00e8 effettivamente accettabile. Ma noi tutti suggeriamo ai clienti di scegliere CRI90 o superiore. A causa del CRI elevato per le applicazioni in cui l'aspetto del colore \u00e8 importante per il lavoro interno o aiuta a migliorare l'estetica.<\/p>\n\n\n\n<p>Esistono anche molti luoghi speciali che richiedono l'uso di CRI90 o pi\u00f9, come ospedali, hotel e negozi al dettaglio di alto livello, residenze e studi fotografici. Quando si confrontano prodotti per l'illuminazione con valori di CRI superiori a 90, \u00e8 utile confrontare i singoli valori di R che compongono il punteggio CRI, in particolare <a href=\"https:\/\/essenledstrip.com\/it\/cose-lindice-di-resa-cromatica-r9\/\" target=\"_blank\" rel=\"noreferrer noopener\">CRI R9<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\">Conclusione<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Per il colore, il CRI \u00e8 un fattore importante da considerare.<\/li>\n\n\n\n<li>Valori CRI pi\u00f9 elevati indicano generalmente migliori propriet\u00e0 di resa del colore.<\/li>\n\n\n\n<li>Scegliere il CRI appropriato in base alle proprie esigenze e considerare il valore R9.<\/li>\n\n\n\n<li>L'indice di resa cromatica (CRI) misura la capacit\u00e0 di resa cromatica di una sorgente luminosa rispetto a una sorgente luminosa di riferimento.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faqs\">Domande frequenti<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1676723703686\"><strong class=\"schema-faq-question\">Cosa significa CRI nella luce LED?<\/strong> <p class=\"schema-faq-answer\">Il CRI si riferisce alla valutazione della riproduzione e dell'accuratezza del colore di un oggetto in diverse condizioni di illuminazione artificiale. Il CRI utilizza una scala numerica da 1 a 100 e la confronta con l'aspetto di tali oggetti alla luce naturale del sole.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1676723704691\"><strong class=\"schema-faq-question\">Che ne dite di CRI 80?<\/strong> <p class=\"schema-faq-answer\">In generale, un CRI di 80 \u00e8 sufficiente e, naturalmente, un valore CRI di 90 o superiore \u00e8 generalmente considerato eccellente.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1676723705373\"><strong class=\"schema-faq-question\">Qual \u00e8 il CRI migliore per un ospedale?<\/strong> <p class=\"schema-faq-answer\">Per applicazioni speciali, attenersi a un CRI compreso tra 95 e 98.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1676723707793\"><strong class=\"schema-faq-question\">Qual \u00e8 il CRI migliore?<\/strong> <p class=\"schema-faq-answer\">Naturalmente si tratta di CRI100, che si avvicina allo standard della luce naturale perch\u00e9 la luce solare mostra il vero colore degli oggetti.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1676724237019\"><strong class=\"schema-faq-question\">Qual \u00e8 il valore CRI delle luci LED?<\/strong> <p class=\"schema-faq-answer\">CRI80 e CRI90 sono normali, il CRI95 \u00e8 ora speciale.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Quando scegliamo la temperatura di colore, dobbiamo anche prestare attenzione a dati speciali. Si tratta dell'indice di resa cromatica (CRI). L'indice di resa cromatica (CRI) \u00e8 un indicatore spesso trascurato della qualit\u00e0 del colore. Inoltre, per qualsiasi applicazione in cui l'aspetto del colore \u00e8 importante, le considerazioni sul CRI sono fondamentali. Il CCT misura il colore effettivo della luce prodotta...<\/p>","protected":false},"author":1,"featured_media":2370,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[18],"tags":[519,520,521,522],"class_list":["post-2369","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-color-rendering-index-cri","tag-cri-color","tag-cri-led-light","tag-cri-leds"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v26.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What Is Color Rendering Index(CRI)? - Essenled Lighting<\/title>\n<meta name=\"description\" content=\"The Color Rendering Index (CRI) measures the how the light source shows object colors. CRI80 is normal, it is excellent if more than CRI90.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/essenledstrip.com\/it\/what-is-color-rendering-index-cri\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is Color Rendering Index(CRI)?\" \/>\n<meta property=\"og:description\" content=\"The Color Rendering Index (CRI) measures the how the light source shows object colors. 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