About: http://webisa.webdatacommons.org/387811274

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	Sensor 12, FIG. 1, includes light source 16, which may be a broadband source of light (e.g., a tungsten lamp), or a coherent source of light such as a laser.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com