About: http://webisa.webdatacommons.org/429700006

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	According to an embodiment of the present invention, the sensing mechanism is an optical sensing mechanism, and includes a light emitting diode (LED) and a sensor 142.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com