This Carl Zeiss Distagon T* 25mm 25/T2.9 F/2.9 CP2 CP.2 Compact Prime Lens is a high-quality lens designed for Canon EOS cameras. It has a maximum aperture of f/2.9, which allows for great low-light performance and beautiful bokeh. The lens is compatible with Canon EF cameras and has a fixed/prime focal length of 25mm.The lens is perfect for wide-angle photography, cinematography, and full-frame shots. It features manual focus and is designed for SLR and cine cameras. The brand is Carl Zeiss and the model is Ziess CP.2. This lens is a great addition to any photographer or Videographers collection and is sure to impress with its exceptional quality.