About: http://webisa.webdatacommons.org/263466249

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	Aspherical Lens Element Virtually eliminates coma and other aberrations, especially at wide apertures. 2x Optical Conversion Factor Doubles the focal length of select compatible NIKKOR lenses.
http://www.w3.org/ns/prov#wasQuotedFrom	ritzcamera.com