ENHANCED COMPATIBILITY - Seamlessly adapts 80mm lenses to the NiSi C5 Matte Box, ensuring a secure and precise fit for professional filmmaking setups, expanding your lens options. ROBUST DURABILITY - Crafted with high-quality materials, this clamp-on adapter provides a reliable and long-lasting connection between your lens and matte box, withstanding rigorous use. LIGHTWEIGHT DESIGN - Minimizes added weight to your camera rig, ensuring comfortable handling and preventing strain during extended shoots, maintaining optimal balance and maneuverability. SECURE MOUNTING - Features a clamp-on design for a stable and wobble-free connection, preventing light leaks and ensuring consistent image quality throughout your filming sessions.