About: http://webisa.webdatacommons.org/237334673

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	FIG. 7a is a side view of an illumination system which includes the inventive tunnel, a light source and lenses at the tunnel exit.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com