About: http://webisa.webdatacommons.org/65313135

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	The convex lens is formed of a transparent material, such as glass or plastic.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com