【Kit Includes】The K&F Concept optical glass professional photography lens filter kit including UV filter + CPL polarizer filter + netural density filter (ND4) + filter pouch + microfiber cleaning cloth | 【Import Optical Glass】All filters made by Import Japanese optical glass with 18 layers nanometer coatings, high anti-reflectivity to ensure image real color and quality, CNC frame design increasing friction can easily install and remove the filter. | 【Cleaning Cloth & Filter Pouch】Microfiber cleaning cloth with no static electricity, great for cleaning dusty in lens and camera, the filter pouch can hold 3 filters, easy for carrying. | 【Filter Fuction】UV filter for lens protecting and prevent the UV ray effect for the image quality. Circular polarizing filter for color and contrast enhancement, remove the glaring from non-mentallic surface, such as water and glass. ND4 filter provide 2-stop light reduction, recommended for cloudy day use. | 【NOTE】This K&F Concept filters kit are compatible with all 52mm lenses. Please verify your camera's lens thread size before ordering. This number is always preceded by a "Ø" (diameter) symbol. For example: Ø52=52mm lens thread size.