<http://webisa.webdatacommons.org/prov/156183208>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/451294184> .
<http://webisa.webdatacommons.org/451294184>	<http://www.w3.org/ns/prov#value>	"Incident light from a light source such as a light-emitting diode (LED), a laser diode, a laser, or a light bulb is modulated by controlling the amount of light emitted or by modulating the emitted light with a light modulator positioned in the path of the incident light." .
<http://webisa.webdatacommons.org/prov/211724366>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/451294184> .
<http://webisa.webdatacommons.org/prov/164735691>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/451294184> .
<http://webisa.webdatacommons.org/451294184>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/451294184>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .