About: http://webisa.webdatacommons.org/382826916

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	where m is an order of the diffracted light and ??n is a refractive index difference between the saw-toothed interface and the liquid crystal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com