About this item UV filters is made of Japan imported glass, Protects your lens from dirt, scratches, fingerprints, and accidental damage. Super slim and lightweight aluminium frame, maximum reduce impact on light and effectively avoid dark corner for wide-angle shooting. This UV filter reduce haze and improve contrast to your video and digital images by minimising the amount of ultraviolet (UV) light and helps eliminate bluish cast in images. Please verify your camera's lens thread size(usually marked somewhere on the lens barrel or printed underneath the lens cap) before ordering. The number is always preceded by a "ø" (diameter) symbol.