<\/a><\/p>\n"},"caption":{"rendered":"Figure 2: Picture of the two-lens free space coupling optical system used to obtain a maximum system detection of 0.2%. The source was a fiber coupled fs pulsed laser. We used a fiber coupled attenuator to regulate the laser power. The window aperture in the cryostat is 1.25\u201d in diameter.<\/p>\n"},"alt_text":"","media_type":"image","mime_type":"image\/png","media_details":{"width":1211,"height":911,"file":"2013\/07\/bellei_snspds_02.png","sizes":{"thumbnail":{"file":"bellei_snspds_02-150x150.png","width":150,"height":150,"mime_type":"image\/png","source_url":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/07\/bellei_snspds_02-150x150.png"},"medium":{"file":"bellei_snspds_02-300x225.png","width":300,"height":225,"mime_type":"image\/png","source_url":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/07\/bellei_snspds_02-300x225.png"},"large":{"file":"bellei_snspds_02-1024x770.png","width":1024,"height":770,"mime_type":"image\/png","source_url":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/07\/bellei_snspds_02-1024x770.png"},"post-thumbnail":{"file":"bellei_snspds_02-150x150.png","width":150,"height":150,"mime_type":"image\/png","source_url":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/07\/bellei_snspds_02-150x150.png"},"abstract-thumb":{"file":"bellei_snspds_02-220x165.png","width":220,"height":165,"mime_type":"image\/png","source_url":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/07\/bellei_snspds_02-220x165.png"},"full":{"file":"bellei_snspds_02.png","width":1211,"height":911,"mime_type":"image\/png","source_url":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/07\/bellei_snspds_02.png"}},"image_meta":{"aperture":0,"credit":"","camera":"","caption":"","created_timestamp":0,"copyright":"","focal_length":0,"iso":0,"shutter_speed":0,"title":""}},"post":1780,"source_url":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-content\/blogs.dir\/22\/files\/2013\/07\/bellei_snspds_02.png","_links":{"self":[{"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/media\/1783"}],"collection":[{"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/media"}],"about":[{"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/types\/attachment"}],"author":[{"embeddable":true,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/users\/370"}],"replies":[{"embeddable":true,"href":"https:\/\/mtlsites.mit.edu\/annual_reports\/2013\/wp-json\/wp\/v2\/comments?post=1783"}]}}