About: http://webisa.webdatacommons.org/12394684

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	In the above table, the first surface is a surface of the objective lens 6 on the side of the light source, and the second surface is a surface of the objective lens 6 on the side of the optical recording medium.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca