About: http://webisa.webdatacommons.org/206330506

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	A preferred embodiment of a light pipe is a hollow light pipe with a two tapered section shape, an entry pupil, a center section, which is square or round in cross-section, and a flat rectangular exit pupil of the chosen aspect ratio.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au