B+W 39mm F-Pro HTC Kasemann MRC Circular Polariser Filter

The BW 39mm F Pro HTC Kaesemann MRC Circular Polarising Filter is a high transmission filter for lenses with a filter thread diameter of 39mm. This filter provides all of the benefits of a polarising filter reflection reduction, richer colours, and greater control of depth of field and shutter speed. An MRC nano coating also protects the glass element from water damage.