About: http://webisa.webdatacommons.org/67643160

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	These lenses have many similarities, but also have their share of differences, including size, focus mechanism, maximum aperture and close focus capabilities.
http://www.w3.org/ns/prov#wasQuotedFrom	pentaxforums.com