About: http://webisa.webdatacommons.org/138278828

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	There is some light falloff at maximum aperture and shortest focal length (see FIG 7).FIG 7 - Testing for light fallofF/2.8 shows falloff it in the corners, but it is mostly gone by F/4.
http://www.w3.org/ns/prov#wasQuotedFrom	nikonians.org