Take your professional video shooting to the next level with the Mkx 50-135mm T2.9 Manual Cinema Lens for Fujifilm X. This high-quality, versatile lens is the first full manual cinema lens compatible with the X Series interchangeable camera, offering reliable and durable performance for both photography and videography.With a 35mm format equivalent, this lens covers a focal distance from 76mm to 206mm, providing a constant T2.9 aperture across the entire zoom range. This feature enables a shallow depth of field and a beautiful bokeh effect, perfect for capturing stunning visuals in low light conditions or focusing on distant subjects.Designed with the user in mind, this lens minimizes focus shift and optical axis shift while zooming, reducing lens breathing for more precise control. It features three manual operation rings for focus, zoom, and iris (aperture), all with a gear pitch of 0.8M (module). The focus ring can rotate fully up to 200 degrees, facilitating precise focusing and making the lens comfortable and convenient to operate.The Mkx 50-135mm T2.9 lens uses 22 glass elements in 17 groups, including two super Ed lens elements and two Ed lens elements. This innovative design ensures advanced optical performance, contributing to a shorter shooting time by eliminating the need to re-adjust lighting.The lens also features an electrical contact that communicates with the X Series camera, correcting distortion and color/brightness shading, and achieving various color expressions with Film Simulation modes. This lens also suppresses focus shift while zooming and lens breathing, ensuring smooth focusing in impressive scenes.With a standardized design for ease of operation, the Mkx 50-135mm T2.9 lens features a macro function for close-up shooting, a Flange Focal Distance adjustment function for optimum camera and lens matching, and a seamless iris adjustment for precise and silent exposure adjustment. The lens also supports all standard third-party accessories for video production, making it a versatile addition to any professional's toolkit..