About: http://webisa.webdatacommons.org/67154241

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 diagram showing the light beam L1 viewed in the -- Z direction in FIG. 1, and FIG. 2B is a diagram showing the light beam L2 viewed in the -- Y direction in FIG. 1.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com