Filter Set FS-34U consists of two filters: Neutral Density (ND) filter and an MC protector, which is a UV filter. ND filters the light's intensity and UV filters a haze or blue cast caused from Ultraviolet rays. These filters are compatible with Canon camcorders: Elura 60, 70, 80, 85, 90; Optura 200MC, 30, 40, 50, 60.