Calumet 55mm ND16x SMC Ultra Slim Filter

Calumet Digital Super Multi-Coated Filters: With the SMC coating, these filters offer even better transmission properties, more brilliant colors, higher contrast and, thanks to the slim-line filter mount, also enable use on super wide-angle lenses. UV filters block the disturbing UV component of daylight.

Price: £ 44.00 from Wex Photo Video