About: http://webisa.webdatacommons.org/385787009

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	The optical system is mainly provided with a shutter 91, a lens 92 and aperture 93.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com