It's time to elevate your cinematic experience with the Vespid Cyber 75mm T2.1 Prime Cinema Lens, designed for both Pl Mount and Canon Ef. This lens is equipped with a unique Data Interface function, capable of outputting focusing and aperture data. This feature is particularly useful in post-production and virtual production scenarios, enhancing the precision and efficiency of your work.One of the standout features of this lens is its compatibility with third-party focusing systems, specifically the Dji RS3 Pro autofocus system. This allows for auto focus and calibration, streamlining your shooting process and making it faster and more convenient. While it currently supports only the Dji RS3 Pro, future updates promise to extend its compatibility to other systems, broadening its application scenarios.The Vespid Cyber 75mm T2.1 Prime Cinema Lens boasts a T 2.1 aperture, ensuring a generous amount of light intake.