Tokina Cinema Formatt Hitech 4x5.65'' Clear Optical Flat Filter DIN Cables the active lens mount lets

the active lens mount lets you adjust the lens remotely

Precise focusing: Provides a 270° focus throw for accurate and fine-tuned focusing adjustments

and Blackmagic DeckLink

1 Cine Lens for Full-Frame Cameras

Tokina Cinema Formatt Hitech 4x5.65'' Clear Optical Flat Filter DIN Cables the active lens mount letsCapable of Matching Highest Resolution Cameras, this Tokina Filter is One of the Most Affordable Pieces in Market! The Tokina Cinema Formatt Hitech 4x5. 65'' Clear Optical Flat Filter is one of the most affordable and essential pieces of kit for any cinematographer looking to protect their investment in lenses by protecting the lens from challenging shooting environments. This filter is a clear (colorless) filter for color as well as black and white