K&F Concept 4'' x 5.65'' Square ND1.8 (6 Stops) Cinema Neutral Density Filter Optical Glass ND64 for Matte Box

The K&F Concept 4'' x 5.65'' Square ND1.8 (6 Stops) Cinema Neutral Density Filter is designed for professional videography and photography. This ND64 filter reduces light by 6 stops (ND1.8), providing greater control over shutter speed and aperture to prevent overexposure and achieve balanced image exposure.Features:
* **Matte Box Compatibility:** Specifically designed for mounting on a matte box, compatible with Tilta, SmallRig Matte Box, Mini Matte Box, and various filter frames.
* **Premium Optical Glass:** Crafted from imported HD optical glass, double-side polished for exceptional clarity and color neutrality, ideal for 4K and 8K video shooting.
* **Ultra-Low Reflectivity:** Achieves a 0.2% ultra-low reflectivity, effectively minimizing lens reflections and vignetting for clearer images with higher contrast.
* **28 Multi-Layer Coatings:** Features 28 nanometer coatings on both sides, making the filter scratch-resistant, waterproof, oil-proof, and fingerprint-resistant for durability and easy maintenance.
* **Dimensions:** Measures 4 inches x 5.65 inches (10.16 x 14.35 cm).
* **Versatile Use:** When mounted on a matte box, this square ND filter can be used with lenses of various focal lengths, offering flexible creative control. Includes a leather filter bag for protection.