About: http://webisa.webdatacommons.org/298933281

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	Lens will vary in thickness and curvature depending on the application, such as convex or concave in shape.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com