About: http://webisa.webdatacommons.org/178989897

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 term ???lens,??? where the context allows, can refer to any one or combination of various types of optical components, including refractive, reflective, magnetic, electromagnetic, electrostatic, or the like optical components.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com