About: http://webisa.webdatacommons.org/252501849

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	The first light beam control means comprises outputs for controlling various parameters of light emitted by the light emitter, such as wavelength, output power, duty cycle, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk