About: http://webisa.webdatacommons.org/171884703

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 projection optical system 2810 consists of an optical system including a projection lens.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca