77mm Polarizing Filter, K&F Concept Circular Polarizer 77mm Super Slim Multi Coated Glass CPL Filter Compatible with Canon Nikon Digital Camera Lens + Microfiber Cleaning Cloth Increases color saturation, creating deep, rich scenic images.Ultra slim 5.45mm magnalium frame, helps to avoid vignetting.The filters are all double-threaded, so you can stack your lens cap and other accessories as needed.Helps to reduce the amount of light entering the lens Color and contrast enhancement:Light rays which are reflected by any surface can become polarised so polarising filters are used to select which light rays enter your camera lens. Slim CPL filters allow you to remove unwanted reflections from non-metallic surfaces such as water, glass etc. They also enable colors to become more saturated and appear clearer with better contrast. This effect is often used to increase the contrast and saturation in blue skies and white clouds. REFLECTIVE TECHNOLOGY: Glass blocks and prevents certain light rays that cause reflections and glare, giving your photos a more vibrant look! The effect can be seen through the viewfinder and can be changed by rotating the filter frame. Microfiber Cleaning Cloth:Ultra gentle! Extremely fine microfiber leaves zero scratches, streaks or marks. Safe for all lenses.deal for cleaning oil and dirt off eyeglasses, iPhone/iPad and other touch screens, binocular lenses, digital SLR and other camera lenses, GPS devices, and other delicate optics. Compatible with the CANON EOS(6D, 5D Mark III) DSLR Cameras. EF 24-105mm f/4 L IS USM Zoom Lens.Also compatible with the NIKON D600 DSLR Camera. 28-300mm f/3.5-5.6G ED VR II AF-S Zoom Lens.