About: http://webisa.webdatacommons.org/252687026

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	Eric, one of the engineers that produce the Pocket Spot told me that the calibration of each meter is hard wired in and can not ever drift or need a calibration.
http://www.w3.org/ns/prov#wasQuotedFrom	largeformatphotography.info