{"id":4939,"date":"2025-10-31T06:13:56","date_gmt":"2025-10-31T06:13:56","guid":{"rendered":"https:\/\/www.telaled.com\/?p=4939"},"modified":"2026-01-08T09:25:51","modified_gmt":"2026-01-08T09:25:51","slug":"calculating-pixels-per-inch-um-guia-claro-e-pratico","status":"publish","type":"post","link":"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/","title":{"rendered":"Calcul des pixels par pouce : un guide clair et pratique"},"content":{"rendered":"<section class=\"section\" id=\"section_262533480\">\n\t\t<div class=\"bg section-bg fill bg-fill  bg-loaded\" >\n\n\t\t\t\n\t\t\t\n\t\t\t\n\t<div class=\"is-border\"\n\t\tstyle=\"border-color:rgb(235, 235, 235);border-width:1px 0px 0px 0px;\">\n\t<\/div>\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n<div class=\"row\"  id=\"row-1000340716\">\n\n\t<div id=\"col-20063074\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n<p>Pour calculer la r\u00e9solution (pixels par pouce), il vous faut une m\u00e9thode rapide pour d\u00e9terminer la nettet\u00e9 de l&#039;\u00e9cran. Ce guide explique les calculs, pr\u00e9sente des exemples et fournit des r\u00e8gles pratiques applicables aux moniteurs, t\u00e9l\u00e9phones portables, t\u00e9l\u00e9viseurs, etc. <a href=\"https:\/\/www.telaled.com\/fr\/\">panneaux LED<\/a>. Vous pouvez utiliser ces \u00e9tapes pour comparer les \u00e9crans et choisir la dalle adapt\u00e9e \u00e0 la distance de visionnage souhait\u00e9e.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Basculer la table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Basculer<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#O_que_significa_PPI_em_termos_simples\" >Que signifie PPI, en termes simples ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#A_formula_basica\" >La formule de base<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Conversao_rapida_Pixel_Pitch_mm_-%3E_PPI\" >Conversion rapide\u00a0: Pas de pixel (mm) \u2192 PPI<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Faixas_de_referencia_comuns_de_PPI_e_orientacoes_de_visualizacao\" >Valeurs de r\u00e9f\u00e9rence courantes des IPP et directives de visualisation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Regras_praticas_para_projetar_e_comprar\" >R\u00e8gles pratiques pour la conception et l&#039;achat<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Erros_frequentes\" >Erreurs courantes<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Entendendo_a_relacao_entre_PPI_e_espacamento_entre_pixels\" >Comprendre la relation entre le PPI et l&#039;espacement des pixels<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Calculos_de_exemplo_passo_a_passo\" >Exemples de calculs \u00e9tape par \u00e9tape<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Como_escolher_o_espacamento_entre_pixels_com_base_na_distancia_de_visualizacao\" >Comment choisir l&#039;espacement des pixels en fonction de la distance de vision<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Principais_conclusoes\" >Principales conclusions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Resumo_das_Formulas\" >R\u00e9sum\u00e9 des formules<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.telaled.com\/fr\/calculating-pixels-per-inch-um-guia-claro-e-pratico\/#Consideracoes_finais\" >Consid\u00e9rations finales<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"O_que_significa_PPI_em_termos_simples\"><\/span>Que signifie PPI, en termes simples ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div>\n<p>Le PPI (pixels par pouce) correspond au nombre de pixels affich\u00e9s sur une ligne d&#039;\u00e9cran. Un PPI \u00e9lev\u00e9 offre une meilleure nettet\u00e9 \u00e0 courte distance. Un PPI faible convient aux grands \u00e9crans et \u00e0 la visualisation \u00e0 distance. Le PPI permet de comparer la r\u00e9solution et la taille, et ainsi d&#039;\u00e9valuer la nettet\u00e9 per\u00e7ue.<\/p>\n<\/div>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_502508002\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1020\" height=\"638\" src=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI-1024x640.webp\" class=\"attachment-large size-large\" alt=\"IPP\" srcset=\"https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI-1024x640.webp 1024w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI-300x188.webp 300w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI-768x480.webp 768w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI-1536x960.webp 1536w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI-18x12.webp 18w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI-600x375.webp 600w, https:\/\/www.telaled.com\/wp-content\/uploads\/2025\/10\/PPI.webp 1728w\" sizes=\"auto, (max-width: 1020px) 100vw, 1020px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_502508002 {\n  width: 90%;\n}\n<\/style>\n\t<\/div>\n\t\n<h2><span class=\"ez-toc-section\" id=\"A_formula_basica\"><\/span>La formule de base<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Utilisez cette formule lorsque vous connaissez la largeur et la hauteur de la <a href=\"https:\/\/www.telaled.com\/fr\/compreendendo-as-pixel-tela-principais-recursos-beneficios-e-aplicacao\/\">\u00e9cran en pixels<\/a> et sa taille en diagonale en pouces.<\/p>\n<p style=\"text-align: center;\"><span style=\"font-size: 120%;\"><em><strong>PPI = \u221a(largeur\u00b2 + hauteur\u00b2) \/ diagonale<\/strong><\/em><\/span><\/p>\n<p><strong>Mesures:<\/strong><\/p>\n<ol>\n<li>Mettez la largeur en pixels au carr\u00e9.<\/li>\n<li>Mettez la hauteur en pixels au carr\u00e9.<\/li>\n<li>Additionnez les deux carr\u00e9s.<\/li>\n<li>Calculez la racine carr\u00e9e (cela donne les pixels diagonaux).<\/li>\n<\/ol>\n<div><em><strong>Exemple\u00a0: ordinateur portable de 15,6 pouces avec une r\u00e9solution de 1920\u00a0\u00d7\u00a01080<\/strong><\/em><\/div>\n<div>\u00a0<\/div>\n<ol>\n<li>1920\u00b2 = 3 686 400<\/li>\n<li>1080\u00b2 = 1 166 400<\/li>\n<li>Somme = 3 686 400 + 1 166 400 = 4 852 800<\/li>\n<li>Racine carr\u00e9e = \u221a4\u00a0852\u00a0800 \u2248 2\u00a0202\u00a0908<\/li>\n<li>Divis\u00e9 par 16,6 pouces\u00a0: 2\u00a0202\u00a0905 \/ 16,6 \u2248 141,22 PPI<\/li>\n<\/ol>\n<p>Donc, cet \u00e9cran concerne <strong>141 PPI (pixels par pouce)<\/strong>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conversao_rapida_Pixel_Pitch_mm_-%3E_PPI\"><\/span><strong>Conversion rapide\u00a0: <a href=\"https:\/\/www.telaled.com\/fr\/pixel-pitch\/\">Pas de pixel<\/a> (mm) -&gt; PPI<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div>Pour les LED et l&#039;affichage num\u00e9rique, le pas de pixel est g\u00e9n\u00e9ralement mesur\u00e9 en millim\u00e8tres. Convertissez le pas (P, en mm) en PPI\u00a0:<\/div>\n<div>\u00a0<\/div>\n<div><em>PPI = 25,4\/P<\/em><\/div>\n<div>\u00a0<\/div>\n<div><em>(25,4 mm = 1 pouce)<\/em><\/div>\n<div>\u00a0<\/div>\n<div><em>Exemple\u00a0: P = 2,5 m \u2192 25,4\/2,5 = 10,16 m PPI<\/em><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Faixas_de_referencia_comuns_de_PPI_e_orientacoes_de_visualizacao\"><\/span><strong>Valeurs de r\u00e9f\u00e9rence courantes des IPP et directives de visualisation<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ces informations sont donn\u00e9es \u00e0 titre indicatif. La liste indique l&#039;espacement des pixels en millim\u00e8tres, le cas \u00e9ch\u00e9ant, et la distance de vision approximative en m\u00e8tres.<\/p>\n<table dir=\"ltr\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\" data-sheets-root=\"1\" data-sheets-baot=\"1\">\n<colgroup>\n<col width=\"218\" \/>\n<col width=\"175\" \/>\n<col width=\"268\" \/><\/colgroup>\n<tbody>\n<tr>\n<td>Smartphones<\/td>\n<td>300-500 PPI<\/td>\n<td>Distance de vision typique : ~0,25 m<\/td>\n<\/tr>\n<tr>\n<td>ordinateurs portables<\/td>\n<td>120 \u00e0 200 PPI<\/td>\n<td>Distance de vision typique : ~0,5-0,8 m<\/td>\n<\/tr>\n<tr>\n<td>\u00e9crans de bureau<\/td>\n<td>90-220 PPI (selon la taille et la r\u00e9solution)<\/td>\n<td>Distance de vision typique\u00a0: ~0,6-1,0 m<\/td>\n<\/tr>\n<tr>\n<td>t\u00e9l\u00e9viseurs<\/td>\n<td>40-150 PPI<\/td>\n<td>Distance de vision typique : environ 1,5 \u00e0 4 m<\/td>\n<\/tr>\n<tr>\n<td>Panneaux LED pour environnements int\u00e9rieurs<\/td>\n<td>P1.2 \u2013 P3. Environ 8,5 \u00e0 21 PPI<\/td>\n<td>Distance de vision : environ 4 \u00e0 20 m<\/td>\n<\/tr>\n<tr>\n<td>Grands panneaux LED ext\u00e9rieurs<\/td>\n<td>P4 \u2013 P10. Environ 2,5 \u00e0 6,35 PPI<\/td>\n<td>Distance de vision d&#039;environ 4 \u00e0 20 m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Utilisez les m\u00e8tres pour estimer la distance de vision et les millim\u00e8tres pour calculer l&#039;espacement des pixels.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Regras_praticas_para_projetar_e_comprar\"><\/span><strong>R\u00e8gles pratiques pour la conception et l&#039;achat<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Pour les contenus que vous attendez \u00e0 ce que les gens lisent attentivement, visez un PPI \u00e9lev\u00e9.<\/li>\n<li>Pour les panneaux d&#039;affichage ou les grandes enseignes, utilisez un espacement en pixels plus important et acceptez une r\u00e9solution (PPI) plus faible. Le contenu doit utiliser des polices de grande taille et des graphismes en gras.<\/li>\n<li>Pour les fen\u00eatres \u00e0 LED int\u00e9gr\u00e9es au verre, un espacement de pixels inf\u00e9rieur \u00e0 2,5 mm convient pour les courtes distances. Pour les rues<\/li>\n<li>Lorsque vous connaissez la distance de vision des fa\u00e7ades faisant face au spectateur, P4 \u2013 P10 est courant.<\/li>\n<li>Lorsque vous connaissez la distance de visionnage, choisissez l&#039;espacement des pixels de sorte que les pixels individuels ne soient pas visibles \u00e0 cette distance. Une r\u00e8gle simple\u00a0: si la distance de visionnage est de X m\u00e8tres, l&#039;espacement des pixels sera approximativement de X x 1,0 \u00e0 1,5 (r\u00e8gle pratique pour une lisibilit\u00e9 approximative\u00a0; ajustez visuellement).<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Erros_frequentes\"><\/span>Erreurs courantes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Comparer la r\u00e9solution sans tenir compte de la taille de l&#039;\u00e9cran n&#039;est pas judicieux. Un t\u00e9l\u00e9viseur 4K dot\u00e9 d&#039;une tr\u00e8s grande dalle peut para\u00eetre flou si vous \u00eates assis tr\u00e8s pr\u00e8s de l&#039;\u00e9cran.<\/li>\n<li>Utilisez uniquement le pas de pixel pour les petits \u00e9crans. Pour les t\u00e9l\u00e9phones portables et les moniteurs, calculez le PPI (pixels par pouce).<\/li>\n<li>Choisir l&#039;espacement des pixels entre les LED en fonction du prix uniquement ne suffit pas. Choisissez cet espacement selon la distance de vision souhait\u00e9e.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Entendendo_a_relacao_entre_PPI_e_espacamento_entre_pixels\"><\/span>Comprendre la relation entre le PPI et l&#039;espacement des pixels<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div>Le PPI et le pas de pixel d\u00e9crivent la densit\u00e9 de pixels, mais dans des unit\u00e9s diff\u00e9rentes\u00a0:<\/div>\n<div>\u00a0<\/div>\n<ul>\n<li>PPI (pixels par pouce) \u2013 utilis\u00e9 dans les moniteurs, les t\u00e9l\u00e9phones portables et les t\u00e9l\u00e9viseurs.<\/li>\n<li>Pas de pixel (mm) \u2013 utilis\u00e9 dans les \u00e9crans LED<\/li>\n<\/ul>\n<div>\u00a0<\/div>\n<div>Plus le pas de pixel diminue, plus la densit\u00e9 de pixels (PPI) augmente\u00a0; l\u2019\u00e9cran affiche ainsi des d\u00e9tails plus nets. Pour une visualisation rapproch\u00e9e (dans les salles de contr\u00f4le ou pour les \u00e9crans int\u00e9rieurs, par exemple), choisissez un pas de pixel plus petit, comme P1,5 ou P2. Pour les grands panneaux d\u2019affichage, <a href=\"https:\/\/www.telaled.com\/fr\/fabrica\/modulo-painel-de-led-p6\/\">P6<\/a> a <a href=\"https:\/\/www.telaled.com\/fr\/fabrica\/modulo-painel-de-led-p10\/\">P10<\/a> C&#039;est plus pratique et plus \u00e9conomique.<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Calculos_de_exemplo_passo_a_passo\"><\/span>Exemples de calculs \u00e9tape par \u00e9tape<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div><em><strong>Exemple 1\u00a0: Smartphone<\/strong><\/em><br \/><em><strong>R\u00e9solution d&#039;\u00e9cran\u00a0: 2532 x 117<\/strong><\/em><br \/><em><strong>Taille de l&#039;\u00e9cran : 6,1\u2033<\/strong><\/em><\/div>\n<div>\u00a0<\/div>\n<div><strong>PPI = sqrt((2532^2 + 1170^2)) \/ 6,1<\/strong><br \/><strong>PPI = sqrt(6412224 + 1368900) \/ 6,1<\/strong><br \/><strong>PPI = sqrt(7781124) \/ 6,1<\/strong><br \/><strong>PPI = 2789,47 \/ 6,1<\/strong><br \/><strong>PPI = 457,3<\/strong><\/div>\n<div>\u00a0<\/div>\n<div>R\u00e9sultat\u00a0: 457\u00a0PPI, ce qui explique pourquoi les \u00e9crans de smartphones apparaissent extr\u00eamement nets de pr\u00e8s.<\/div>\n<div>\u00a0<\/div>\n<div>\n<div><em><strong>Exemple 2\u00a0: \u00c9cran LED (espacement des pixels de 2,0\u00a0mm)<\/strong><\/em><\/div>\n<div>\u00a0<\/div>\n<div><strong>PPI = 25,4 \/ 2,0<\/strong><\/div>\n<div><strong>PPI = 12,7<\/strong><\/div>\n<div>\u00a0<\/div>\n<div>R\u00e9sultat : 12,7 PPI, convient \u00e0 une utilisation en int\u00e9rieur avec une distance de vision d&#039;environ 2 m\u00e8tres.<\/div>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Como_escolher_o_espacamento_entre_pixels_com_base_na_distancia_de_visualizacao\"><\/span>Comment choisir l&#039;espacement des pixels en fonction de la distance de vision<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div>\n<div>\n<div>Une r\u00e8gle simple \u00e0 retenir\u00a0:<\/div>\n<div>Distance entre les pixels (mm) \u2248 Distance de vision minimale (m\u00e8tres)<\/div>\n<div>\u00a0<\/div>\n<div><em>Exemples:<\/em><\/div>\n<div><em>\u00c9cran <a href=\"https:\/\/www.telaled.com\/fr\/fabrica\/modulo-painel-de-led-p2-5\/\">P2.5 <\/a>\u2192 Meilleure vue \u00e0 environ 2,5 m\u00e8tres<\/em><\/div>\n<div><em>\u00c9cran <a href=\"https:\/\/www.telaled.com\/fr\/fabrica\/modulo-painel-de-led-p5\/\">P5<\/a> \u2192 Meilleure vue \u00e0 environ 5 m\u00e8tres<\/em><\/div>\n<div><em>P10 \u2192 meilleure vue \u00e0 environ 10 m\u00e8tres<\/em><\/div>\n<div>\u00a0<\/div>\n<div>Cette r\u00e8gle n&#039;est pas exacte, mais elle fonctionne bien comme guide de planification rapide.<\/div>\n<\/div>\n<\/div>\n\t<div id=\"gap-1973076283\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1973076283 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n\t<div id=\"gap-1719668273\" class=\"gap-element clearfix\" style=\"display:block; height:auto;\">\n\t\t\n<style>\n#gap-1719668273 {\n  padding-top: 10px;\n}\n<\/style>\n\t<\/div>\n\t\n<h3><span class=\"ez-toc-section\" id=\"Principais_conclusoes\"><\/span>Principales conclusions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div>\n<ul>\n<li>Le PPI mesure le niveau de d\u00e9tail d&#039;une image lorsqu&#039;elle est observ\u00e9e de pr\u00e8s.<\/li>\n<li>Le pas de pixel correspond \u00e0 la distance physique entre les LED sur un \u00e9cran.<\/li>\n<li>Une densit\u00e9 de pixels plus \u00e9lev\u00e9e (PPI) ou un pas de pixel plus petit produisent des images plus petites.<\/li>\n<li>La densit\u00e9 de pixels de votre \u00e9cran doit \u00eatre adapt\u00e9e \u00e0 la distance \u00e0 laquelle les utilisateurs sont g\u00e9n\u00e9ralement assis lorsqu&#039;ils le regardent.<\/li>\n<\/ul>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Resumo_das_Formulas\"><\/span>R\u00e9sum\u00e9 des formules<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div><em><strong>Pour votre commodit\u00e9, voici les deux formules en texte brut\u00a0:<\/strong><\/em><\/div>\n<div>\u00a0<\/div>\n<div><em>Pour les \u00e9crans (en utilisant la r\u00e9solution et la taille)\u00a0:<\/em><\/div>\n<div>\u00a0<\/div>\n<div>PPI = \u221a((largeur\u00b2 + hauteur\u00b2)) \/ diagonale<\/div>\n<div>\u00a0<\/div>\n<div><em><strong>Pour les panneaux LED (avec un espacement des pixels en mm)<\/strong><\/em><\/div>\n<div>\u00a0<\/div>\n<div>PPI = 25,4 \/ espacement des pixels<\/div>\n<div>\u00a0<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Consideracoes_finais\"><\/span>Consid\u00e9rations finales<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div>\n<div>Savoir calculer le nombre de pixels par pouce (PPI) vous aide \u00e0 faire des choix plus \u00e9clair\u00e9s lors de la s\u00e9lection ou de la comparaison d&#039;\u00e9crans. Cela indique la nettet\u00e9 r\u00e9elle d&#039;un \u00e9cran, en plus des termes marketing tels que \u201c\u00a0\u2026\u00a0\u00bb<a href=\"https:\/\/www.telaled.com\/fr\/fabrica\/painel-led-full-hd-da-serie-the\/\">Full HD<\/a>\u201d ou 4K \u201c. Pour les applications LED, la conversion du pas de pixel (PiP) en PPI offre une vision plus claire de la qualit\u00e9 visuelle \u00e0 longue distance et de la distance de vision id\u00e9ale.<\/div>\n<div>\u00a0<\/div>\n<div>Que vous soyez concepteur, int\u00e9grateur ou acheteur, comprendre le concept de PPI (r\u00e9solution post-point) garantit que votre \u00e9cran poss\u00e8de la m\u00eame qualit\u00e9 visuelle que sur papier.<\/div>\n<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n<\/div>\n\t\t<\/div>\n\n\t\t\n<style>\n#section_262533480 {\n  padding-top: 60px;\n  padding-bottom: 60px;\n  min-height: 300px;\n  background-color: rgb(245, 245, 245);\n}\n<\/style>\n\t<\/section>","protected":false},"excerpt":{"rendered":"","protected":false},"author":4,"featured_media":4940,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,21],"tags":[],"class_list":["post-4939","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","category-intercambio-tecnico"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Calculating Pixels per Inch: Um Guia Claro e Pr\u00e1tico | TELALED<\/title>\n<meta name=\"description\" content=\"Aprenda a calculating Pixels per Inch (PPI) usando f\u00f3rmulas simples e exemplos pr\u00e1ticos. 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