About: http://webisa.webdatacommons.org/425579095

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	It is sometimes possible to combine the function of the transparent spacer member and/or restraining member with that of another element such as e.g. a window, or retarder, or polarizer element.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com