About: http://webisa.webdatacommons.org/422990934

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	This freedom is especially useful in cases where it is not possible to vary the lens thickness.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com