Protect your valuable lens in all conditions with the NiSi Armor FX PRO Nano L395 UV filter. This revolutionary filter is designed to withstand extreme conditions such as impacts and bumps, and is even explosion-proof. It provides premium protection for your lens against dust, fingerprints, dirt, scratches, sand dust, and splashing seawater. The optical glass of the filter is coated with an anti-reflective nanop coating on both sides. This coating also makes the filter water and oil resistant, and easy to clean. This filter allows for excellent light transmission and produces neutral colors without loss of sharpness, even when using high megapixel sensors. The brass filter frame is ultra-thin, two-tone, and has a grooved design for easy grip at the back. The filter frame also includes threads for front screw-on filters. The Armor FX PRO Nano L395 UV filter is the perfect choice for active photographers who want to protect their lens in all conditions without compromising image quality.