About: http://webisa.webdatacommons.org/288404718

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. 2A is a schematic diagram showing the angular distribution of light rays from two non-overlapped projectors projecting light onto a screen;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com