{"version":"1.0","provider_name":"Cheap Prescription Glasses Online","provider_url":"https:\/\/www.cheapglasses123.com\/blog","author_name":"Optical Expert","author_url":"https:\/\/www.cheapglasses123.com\/blog\/author\/admin","title":"What To Know Before Buying Bifocal Glasses - Cheap Prescription Glasses Online","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"pNoJh3YWCH\"><a href=\"https:\/\/www.cheapglasses123.com\/blog\/what-to-know-before-buying-bifocal-glasses.html\">What To Know Before Buying Bifocal Glasses<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.cheapglasses123.com\/blog\/what-to-know-before-buying-bifocal-glasses.html\/embed#?secret=pNoJh3YWCH\" width=\"600\" height=\"338\" title=\"&#8220;What To Know Before Buying Bifocal Glasses&#8221; &#8212; Cheap Prescription Glasses Online\" data-secret=\"pNoJh3YWCH\" 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.cheapglasses123.com\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Bifocal glasses have two points of focus, which help people to see both things close at hand and things far away. Bifocals are used mostly by people who, according to an optometrist, have weak eyesight from both aspects. They reduce the burden from the patient, as he has to keep just one pair of glasses&hellip;&nbsp;"}