About: http://webisa.webdatacommons.org/293164890

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	Transparent member 2506 is made of a material which is transparent to the emission spectrum of the light source and has no bireftingence, for example, a nitrate such as BK-7 or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com