Tokina Cinema Formatt Hitech 6.6x6.6'' Low Contrast 2 Filter PTZ Cam this professional grade diffusion filter incorporates this professional grade diffusion filter incorporates a micro layer of ultra fine black particulates — each particle ranging from slightly smaller to slightly larger than a pixel — to ensure resolution beyond 4K while maintaining precise optical fidelity This makes it a versatile choice for both handheld shooting and high end studio rigs Increase the Shadow Detail while Reducing Contrast using this Tokina Filter 6'' Low Contrast 2 Filter is an optical filter made of Schott B270 glass and features a special substrate of the filter that directly affects contrast