About: http://webisa.webdatacommons.org/336035722

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	With regard to losing image quality on your lenses, the Canon 250D diopter is a close up filter that is an extremely sharp, corrected optic.
http://www.w3.org/ns/prov#wasQuotedFrom	luminous-landscape.com