MCUV (Multi Coated Ultra Violet) Filter: Protects your camera lens from dust, moisture, scratches and fingerprints. Reduces haziness or fogginess created by ultraviolet light. Provides additional benefits of correction for Ultraviolet (UV) light which can register on film and videotape as a bluish cast and can obscure distant details. The UV Filter is suitable for both black and colour films under bright sunshine. MC-UV (Multi-coated) UV Filters function similar to usual UV filters, however as it obtains more coatings of UV protection.