Photive 37mm Multi-Coated HDX Filter kit UV-CPL-FLD Compatible Wilh Canon, Nikon, Sony, Olympus, Panasonic, Pentax, Sigma, Tamron Lenses (37mm Thread) Prevent Scratches, Dust, and Fingerprints on your lens Includes Protective UV, Circular Polarizing, Fluorescent FLD Allows Color and Contrast Enhancement, As Well As Reflection Contro Includes 15 Year International Warranty