About: http://webisa.webdatacommons.org/162340146

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	Depth of field is an effect whereby object viewed at a particular focal distance (distance from camera) are sharper and those that are further from this point look blurrier.
http://www.w3.org/ns/prov#wasQuotedFrom	bwhiting.co.uk