About: http://webisa.webdatacommons.org/375194698

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	5.6L USM (1993)50mm f/1.4 USM (1993)These are the oldest lenses that Canon still manufactures.
http://www.w3.org/ns/prov#wasQuotedFrom	canonrumors.com