<http://webisa.webdatacommons.org/15482460>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/109635110>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/15482460> .
<http://webisa.webdatacommons.org/15482460>	<http://www.w3.org/ns/prov#value>	"This modification is an example in which the quarter wave plate 7H1 as the phase changing member in the present embodiment is replaced by a half wave plate 7H2 provided in the optical path between the polarizing beam splitter 7PR1 and the lens unit 702." .
<http://webisa.webdatacommons.org/15482460>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .