About: http://webisa.webdatacommons.org/24194789

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	A potentiometer, or other position sensor, can be attached to the mirror 30, such that the position of the mirror 30 can be detected.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca