About: http://webisa.webdatacommons.org/272624662

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	These facets 8 form reflecting surfaces and are oriented in such a manner as to reflect transversely light rays propagating along the light guide 4, so that they leave the light guide 8 and propagate in the main illumination direction.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com