About: http://webisa.webdatacommons.org/381409411

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	By energizing an actuator, such as a solenoid, connected to the shutter, a corresponding area of the fiber optic terminal plate may be selectively illuminated.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com