About: http://webisa.webdatacommons.org/245349221

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. 7 shows an optical element according to a still further embodiment of the present invention including light controlling structures and a planar surface for printing.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com