{"version":"1.0","provider_name":"OmahBSE","provider_url":"https:\/\/www.omahbse.com\/blog","author_name":"admin","author_url":"https:\/\/www.omahbse.com\/blog\/author\/admin\/","title":"Apa itu lensa cekung? - OmahBSE","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"NStq9W3wmt\"><a href=\"https:\/\/www.omahbse.com\/blog\/apa-itu-lensa-cekung\/\">Apa itu lensa cekung?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.omahbse.com\/blog\/apa-itu-lensa-cekung\/embed\/#?secret=NStq9W3wmt\" width=\"600\" height=\"338\" title=\"&#8220;Apa itu lensa cekung?&#8221; &#8212; OmahBSE\" data-secret=\"NStq9W3wmt\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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:\/\/www.omahbse.com\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.omahbse.com\/blog\/wp-content\/uploads\/2023\/09\/Apa-itu-lensa-cekung.webp","thumbnail_width":780,"thumbnail_height":500,"description":"Lensa cekung adalah jenis lensa yang memiliki permukaan melengkung ke dalam. Lensa ini digunakan untuk memfokuskan cahaya ke titik tertentu, sehingga menghasilkan gambar yang membesar. Lensa cekung sering digunakan dalam peralatan optik seperti kacamata, mikroskop, dan kamera. Dalam artikel ini, kita akan menjelajahi lebih dalam tentang apa itu lensa cekung dan bagaimana cara kerjanya. Penjelasan [&hellip;]"}