{"version":"1.0","provider_name":"DK Photonics Blog","provider_url":"https:\/\/www.dkphotonics.com\/blog","title":"PM Optical Circulators: Technology used and Categorization - DK Photonics Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"M43iqmfUS4\"><a href=\"https:\/\/www.dkphotonics.com\/blog\/pm-optical-circulators-technology-used-and-categorization\/\">PM Optical Circulators: Technology used and Categorization<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.dkphotonics.com\/blog\/pm-optical-circulators-technology-used-and-categorization\/embed\/#?secret=M43iqmfUS4\" width=\"600\" height=\"338\" title=\"&#8220;PM Optical Circulators: Technology used and Categorization&#8221; &#8212; DK Photonics Blog\" data-secret=\"M43iqmfUS4\" 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.dkphotonics.com\/blog\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Since 1990, polarization maintaining optical circulator has become one of the essential components in advanced optical communication systems. Nowadays, its applications have expanded widely not only in telecommunication industry but also in medical and imaging fields. Here, we will discuss this indispensable component in detail. So, let\u2019s start with the basics. What is a PM &hellip; Continue reading","thumbnail_url":"http:\/\/www.dkphotonics.com\/blog\/wp-content\/uploads\/Polarization-Maintaining-Optical-Circulator-2-600x274.jpg"}