About: http://webisa.webdatacommons.org/82073639

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	For example, the diffusing surface 5302 may be conically shaped, or shaped as a pyramid or other three-dimensional shape, such that more light from the center of the light beam is captured towards the top of the diffusing surface.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com