About: http://webisa.webdatacommons.org/451765609

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	Such optical elements including the lens and the prism can be used in many optical apparatuses.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com