The Fujinon MK18-55mm T2.9 (E-mount) is a lightweight, compact cinema zoom lens designed specifically for Super 35mm/APS-C format Sony E-mount cameras, such as the FS7, FS5, and A6000 series. It offers a constant T2.9 aperture throughout the 18-55mm range, featuring minimal focus breathing, parfocal performance, and three 0.8 MOD geared rings for manual control.