<http://webisa.webdatacommons.org/27733312>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<securitycameraking.com> .
<http://webisa.webdatacommons.org/27733312>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/344193166>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/27733312> .
<http://webisa.webdatacommons.org/27733312>	<http://www.w3.org/ns/prov#value>	"It was around 50 years ago that the first night vision cameras consisted of nothing other than a simple infrared spotlight and a receiver that was photosensitive in order to be able to pick up the reflected beams of light." .