About: http://webisa.webdatacommons.org/137341880

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Instead of conducting radiation along the optical fibers 11, 12, a diode or other light source may be mounted directly in front of a lens or other port which overlooks the surveillance field of view.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr