About: http://webisa.webdatacommons.org/342082578

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	Example 2 is an optimum optical system as the optical pick-up optical system mounted in the second optical pick-up device PU2, and its specific numerical data is shown in table 2.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca