About: http://webisa.webdatacommons.org/111334058

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	In one Italian regional lighting code this effect of stray light is defined as optical pollution, due to the fact that there is a direct path from the light source to the optic - the observer's eye or telescope.
http://www.w3.org/ns/prov#wasQuotedFrom	reference.com