K&F Concept 77mm UV Filter with Brass Frame, 36-Layer Coating, High Definition Optical Glass Lens Protection Filters, Nano-X PRO Series

【Protecting Lens & Prevent UV Ray】K&F Concept Nano-X Pro Series UV filters are made of high quality optical glass that protects the lens from dust, water and scratches while reducing glare, and prevents UV rays from affecting the camera. 【All-New Brass Frame Design】Classic brass frame with CNC non-slip design, sturdy and durable, can be mounted on the lens smoothly. Leather filter pouch protects the filter well. 【Optimum image quality】With a light transmission of ≥ 99.9%; and a reflection of ≤ 0.15%, it has no effect on the image, no chromatic aberration, no loss of sharpness, and no glare or halos or flares. 【36 Multi-Layer Coating】Nano-level coating on both glass, waterproof and scratch-proof, ensure the filter has 99.9% light transmission, no colour bias and no impact on the image quality. 【Ultra-thin Fame & No Vignetting】0.01mm precision machining, ultra-thin frame perfectly avoids vignetting for telephoto and wide-angle lenses.