About: http://webisa.webdatacommons.org/176257327

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	For applications such as lasers, the present invention can be used to produce a smooth etched facet that has a depth between 1 ??m and 3 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk