About: http://webisa.webdatacommons.org/186850489

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	Comment: The MTF at a low spatial frequency is indicative of the dilution of contrast (by such phenomena as internal scattering of light, or ???lens flare???.
http://www.w3.org/ns/prov#wasQuotedFrom	blogipity.com