About: http://webisa.webdatacommons.org/287585276

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 lens structure uses a biocompatible material such as polymethylmethacrylate, silicone and acrylic or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au