About: http://webisa.webdatacommons.org/61806322

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	Therefore, a projection lens having an f/3 entry pupil is the fastest practical lens usable in this example.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com