The Canon CN7x17 KAS S E1/P1 is a professional cinema zoom lens designed for high-quality videography. With a focal length range of 17-120mm and a constant aperture of T2.95, it offers versatility and consistent low-light performance. The lens features advanced optics for sharp, high-contrast images, and its 11-blade iris creates a pleasing bokeh effect. Equipped with servo motors, it allows precise and quiet zoom and focus control, suitable for various shooting scenarios. Known for its robust build, this lens is a reliable choice for filmmakers seeking top-notch image quality and performance.