The Fujinon XA20sx8.5BRM-K3 2/3″ HD 8.5-170mm 20x lens for broadcast – B4-mount is an ENG telephoto lens designed for 2/3″ cameras. It has a 20x zoom, a focal length ranging from 8.5 to 170mm, and features a relative aperture ranging from 1:1.8 between 8.5 and 113mm, and 1:2.7 at 170mm. With advanced glass properties, it reduces the effect of color fringes that occurs due to the failure of a lens to focus all colors to the same convergence point. The EBC optical coating of the HD Professional Lens ensures high-quality optical transmission. The Fujinon XA20sx8.5BRM-K3 lens uses Inner Focus technology and is suitable for use in video productions in weddings, houses of worship, and corporate offices.