<http://webisa.webdatacommons.org/172927397>	<http://www.w3.org/ns/prov#value>	"Such a lens does not require power to be applied other than to switch between the two states." .
<http://webisa.webdatacommons.org/172927397>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/369820616>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/172927397> .
<http://webisa.webdatacommons.org/172927397>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .