XIT Digital Multi-Coated Filter Set:•Ultraviolet (UV) filter:◦Absorbs the ultraviolet rays which often makes outdoor photographs hazy and indistinct ◦Multi-purpose fine-weather filter for color as well as black and white photos ◦Serves as a permanent lens protector •Circular Polarizer (CPL) Filter:◦Removes unwanted reflections from non-metallic surfaces such as water, glass and more ◦Enables colors to become more saturated and appear clearer, with better contrast ◦Increases the contrast and saturation in blue skies and white clouds •Fluorescent (FL-D) Filter:◦Corrects the green cast created when using daylight under fluorescent lamps with daylight tubes ◦Restores the natural colors of your shooting objects •Limited lifetime warranty Ultraviolet (UV) filter: Absorbs the ultraviolet rays which often makes outdoor photographs hazy and indistinct Multi-purpose fine-weather filter for color as well as black and white photos Serves as a permanent lens protector Absorbs the ultraviolet rays which often makes outdoor photographs hazy and indistinct Multi-purpose fine-weather filter for color as well as black and white photos Serves as a permanent lens protector Circular Polarizer (CPL) Filter: Removes unwanted reflections from non-metallic surfaces such as water, glass and more Enables colors to become more saturated and appear clearer, with better contrast Increases the contrast and saturation in blue skies and white clouds