CamDesign 52MM Professional High Definition Lens Filter Accessory KitUV (Ultraviolet) Filter Reduce haze and improve contrast to your video and digital images by minimizing the amount of ultraviolet (UV) light. Especially useful in areas of high altitude, snow, or beach, eliminating the undesirable blue cast.CPL (Circular Polarizer) Filter Removes unwanted reflections from non-metallic surfaces such as water or glass and glare from the sun. Increases color saturation, creating deep, rich scenic images. Helps to reduce the amount of light entering the lens. Especially useful in reflective or stray light.ND4 (Neutral Density) Filter Reduces the amount of light reaching the film without affecting the color. Applies slow shutter speed under strong sunlight exposure. Allows wider apertures, effectively decreasing depth of field. Great for portraiture and outdoor scenes in strong sunlight.How to find your lens filter size: This kit is compatible with 52MM lenses only. Not all Nikon cameras come with 52MM lenses. Please verify your camera's lens thread size before ordering. Your camera's lens thread size will be marked somewhere on the lens barrel or printed underneath your lens cap. This number is always preceded by a "Ø" (diameter) symbol. For example: Ø52 = 52mm lens thread size.Comes with CAM DESIGN Tri-fold Velcro-closure wallet-style case, finely crafted, each pocket 3-3/4” square, one per filter.CamDesign Wristband Lens Focus Ring. All images Copyright CamDesign. All Rights Reserved.