Crystal Optics 58mm UV, Polarizer & FLD Deluxe Filter kit (set of 3 + carrying case) Professional 3 pcs UV, PL and FLD Digital Hi Resolution 58mm filters set UV filter protects your camera lens and provides correction for UV light PL Polarizer filter increases color saturation, removes unwanted reflections from glass/water surfa FLD Fluorescent filter corrects green cast that appears when shooting under fluorescent lighting Includes filter case