About: http://webisa.webdatacommons.org/171864228

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	The glass or other transparent substrate must be placed at some non-normal incidence angle to the beam of light in order to define the s- and p-components of an electric field.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com