K&F CONCEPT 4'' x 5.65'' Square ND1.8 (6 Stops) Filter Cinema Neutral Density Filter Compatible with Tilta, SmallRig Matte Box Ultra-Slim Optical

K&F CONCEPT 4'' x 5.65'' Square ND1.8 (6 Stops) Filter Cinema Neutral Density Filter Compatible with Tilta, SmallRig Matte Box Ultra-Slim Optical

Matte Box ND64 Filter: Engineered for professional video, this 4"x5.65" ND64 (6-stop/1.8) square filter mounts seamlessly into Tilta, SmallRig and standard matte boxes It allows for ultra-long exposures even in midday sun, essential for dramatic time-blur effects and extreme aperture control in video HD Optical Glass for 4K/8K Video: Crafted from imported HD optical glass with double-sided polishing, it ensures zero color shift and preserves sharpness corner to corner The filter meets the resolution demands of 4K, 6K and 8K video production 0.2% Reflectivity for Cleaner Footage: With ultra-low 0.2% reflectivity, it minimizes internal reflections and flare from studio or outdoor lighting This delivers higher contrast, richer shadows and cleaner highlights for HDR and log-format video Durable & Easy-Maintain Coatings: Both sides feature nano-coating, making it scratch-resistant, waterproof, oil-proof and fingerprint-resistant The included leather pouch ensures safe storage and transport, ideal for run-and-gun filming Compatibility & Usage Notes: Designed exclusively for matte box use, it works with lenses of any focal length when mounted A versatile exposure tool for DSLR, mirrorless and cinema cameras across narrative, documentary and commercial projects K&F CONCEPT is the world's No.1 brand in terms of lens filter online sales volume among camera-accessory-focused brands. Source: Euromonitor, 2024 data.