About: http://webisa.webdatacommons.org/413742312

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	FIG. 9 is an overall cross sectional view showing a projection optical system for use in a precise copy according to the third embodiment of the invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au