K&F CONCEPT 39mm Variable ND Filter ND2-32 & CPL Polarising 1-5 Stops No Black Cross Waterproof Multi-Coated Adjustable Neutral Density Precise Light Reduction Smooth Rotation Nano-X Series FB701

2 in 1 Function of Variable ND Filter+CPL Filter: One filter has both CPL and variable ND filter function, save your time to change two filters; it can not only reduce the amount of light entering the lens but also darken the sky, manage reflections at the same time No “X” cross on images: Say goodbye to the "X" cross on images, K&F utilize cutting-edge technology you're going to say goodbye to this common issue. NANOTEC: our optical engineers developed a new Nano coating layer technology， Waterproof, scratch-resistant, anti-reflective green coating, effectively prevents oil, fingerprint, scratches, and protects valuable lenses. Material: Made by Completed Professional Optical Glasses Germany B270 instead of Optical Resin. This variable ND CPL Filter reduces the intake of light without affecting the overall colour balance. Note Before Buying: This Filter is compatible with all 39mm lenses. Please verify your camera's lens thread size(usually marked somewhere on the lens barrel or printed underneath the lens cap) before ordering. This number is always preceded by a "Ø" (diameter) symbol. For example: Ø39 = 39mm lens thread size.