About: http://webisa.webdatacommons.org/400331982

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	Focus is a point at which an object must be situated with respect to a lens for an image to be well defined.
http://www.w3.org/ns/prov#wasQuotedFrom	jensonusa.com