About: http://webisa.webdatacommons.org/2413083

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	However, the swing angle of the vibration mirror is small, and there is a limit to the size of a reflection surface.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com