About: http://webisa.webdatacommons.org/124468907

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	Numeral 39 is an optical unit in which the optical systems such as the polygon mirror 34, reflection mirrors 36, 37, 38, and the like, are integrally provided, and it is incorporated into the uppermost portion of the upper frame 1c.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au