{"version":"1.0","provider_name":"jbhphoto.com Blog","provider_url":"https:\/\/www.jbhphoto.com\/blog","author_name":"JB Harlin","author_url":"https:\/\/www.jbhphoto.com\/blog\/author\/administrator\/","title":"THE VARIABLE CONTRAST COLD LIGHT","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"uVjSBCPQlo\"><a href=\"https:\/\/www.jbhphoto.com\/blog\/2010\/05\/03\/the-variable-contrast-cold-light\/\">THE VARIABLE CONTRAST COLD LIGHT<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.jbhphoto.com\/blog\/2010\/05\/03\/the-variable-contrast-cold-light\/embed\/#?secret=uVjSBCPQlo\" width=\"600\" height=\"338\" title=\"&#8220;THE VARIABLE CONTRAST COLD LIGHT&#8221; &#8212; jbhphoto.com Blog\" data-secret=\"uVjSBCPQlo\" 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:\/\/www.jbhphoto.com\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"The dual grid, Variable Contrast Cold Light head (VCCL), is a great device for your enlarger if you print on black & white VC papers. These heads allow you to dial in any contrast grade your VC paper is capable of producing. You have continuously variable contrast at your fingertips. And, yes they do work.","thumbnail_url":"http:\/\/jbhphoto.com\/blog\/wp-content\/uploads\/2009\/03\/papercurvefigure-300x182.jpg"}