<http://webisa.webdatacommons.org/244816209>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/68210682>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/244816209> .
<http://webisa.webdatacommons.org/244816209>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/244816209>	<http://www.w3.org/ns/prov#value>	"Additionally, anti reflection coatings or other means can be used on the lens surface to avoid unwanted back reflections. [0055] Moreover, in general, the photodetector can be configured as a front-side illuminated detector, or a back-side illuminated detector." .