About: http://webisa.webdatacommons.org/453358392

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	Submitted by Bob Crum (not verified) on June 5, 2011 - 4:30pm As a landscape and nature photographer... the polarizer is a given for lenses other than ultra wide angle. 2-stop ND works best on my Tokina 11-16mm lens.
http://www.w3.org/ns/prov#wasQuotedFrom	shutterbug.com