After extensive research and development, Adorama presents the 4x5.65" Nano Infrared Neutral Density 0.9 (3-Stop) Glass Filter, a high-performance tool for professional cinematographers. This premium quality optical glass filter is specifically designed and optimized for use with high-definition 6K digital cameras, ensuring superior image quality and clarity.The filter boasts NiSi's exclusive Dual-Sided Nano coating technology, a feature that sets it apart from its competitors. This innovative technology effectively controls infrared light pollution, resulting in ultra-low color shifting and enhanced image accuracy. The filter's superior color control outperforms other leading brands, making it an essential tool for professionals seeking to capture true-to-life images.In addition to its advanced infrared control, the 4x5.65" Nano Infrared Neutral Density 0.9 (3-Stop) Glass Filter features an anti-reflective coating.