About: http://webisa.webdatacommons.org/58191161

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	FIG. 7A is a side view of an alternative embodiment in which a single light source and a rotatable mechanical shutter are used to minimize skew due to membrane topography, according to the present invention;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com