About: http://webisa.webdatacommons.org/274535033

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	Preferably, the first lens unit is a zoom lens unit, and the second lens unit is a focus lens unit.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com