The kenko pro 1 digital wideband circular polariser filter is designed to remove unwanted reflection and glare from non metallic surfaces such as water and glass the pro 1 digital circular polariser filter also enables colours to become more saturated and appear clearer with better contrast this effect is often used to increase the contrast and saturation in blue skies and white clouds making it a perfect accessory for getting the best out of your landscapes please note polarising filters d