Buy from Amazon.com : http://fave.co/1EK70Cf Nikon C-PL3L Slip-in 52mm Circular Polarizing Filter Product Description : Converts the bayonet mount of reverse-mounted lenses to the 52mm thread used forfilters and hoods Simply turn the rotating ring on the holder to find the most effective position Increases contrast equally well with black white film Designed for use […]