<http://schema.org/thumbnailUrl>
<http://nofilmschool.com/sites/default/files/styles/article_medium/public/uploads/2012/09/Leica-M-2012.jpg?itok=8gCvrYz4>
<http://nofilmschool.com/2013/03/leica-m-full-frame-digital-camera-shoot-movie>