About: http://webisa.webdatacommons.org/268984341

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 forming an optical device in accordance with the present invention, a film of a chiral nematic liquid crystalline copolymer composition is applied to a transparent substrate such as glass or fused quartz.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es