About: http://webisa.webdatacommons.org/139716334

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	By way of illustration, the grating parameters chosen such as groove profile and spacing can be used.
http://www.w3.org/ns/prov#wasQuotedFrom	pcgrate.com