{"version":"1.0","provider_name":"Riverdi","provider_url":"https:\/\/riverdi.com\/es","author_name":"Pawel R","author_url":"https:\/\/riverdi.com\/es\/blog\/author\/pawelwebsin-pl","title":"\u00bfQu\u00e9 es el BEF y c\u00f3mo funciona? - Riverdi","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"f2F2gDCAwr\"><a href=\"https:\/\/riverdi.com\/es\/blog\/what-is-bef-and-how-does-it-work\">\u00bfQu\u00e9 es el BEF y c\u00f3mo funciona?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/riverdi.com\/es\/blog\/what-is-bef-and-how-does-it-work\/embed#?secret=f2F2gDCAwr\" width=\"600\" height=\"338\" title=\"\u00ab\u00bfQu\u00e9 es el BEF y c\u00f3mo funciona?\u00bb \u2014 Riverdi\" data-secret=\"f2F2gDCAwr\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/riverdi.com\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/riverdi.com\/wp-content\/uploads\/2025\/12\/COVER.png","thumbnail_width":1280,"thumbnail_height":600,"description":"La pel\u00edcula de mejora del brillo (BEF) es una pel\u00edcula prism\u00e1tica especializada que se utiliza en las pantallas LCD para aumentar el brillo percibido por el usuario. La BEF act\u00faa como una \u00abpuerta de luz\u00bb controlada: recoge la luz dispersa del m\u00f3dulo de retroiluminaci\u00f3n y la dirige hacia el espectador, mejorando la eficacia de todo [&hellip;]"}