About: http://webisa.webdatacommons.org/47699320

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. 7 is a graph illustrating how the position of the peak in the spatial frequency of the interference pattern of the blur spot changes relative to the phase step.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr