This is a Samyang lens that has a maximum focal length of 135 mm and a minimum focusing distance of 0.8 m. The aperture on the lens ranges from ƒ/22 to ƒ/2.2.
From JESSOPS
Samyang VDSLR 135mm T2.2 MK2 Cine Lens - Nikon F Mount
Clifton Cameras
Samyang VDSLR 135mm T2.2 MK2 Lens - Nikon F-Mount