Fujifilm Fujinon H22X11.5R2D-ZP1 2/3" Format 11.5-253mm 22x Telephoto Zoom Lens has an iris range of F1.6 and offers near-infrared wavelength selection, rendering it suitable for long-distance monitoring applications such as disaster prevention. The lens has a focal length that ranges from 11.5-253mm and a zoom capability of 22x. A C-type metal mount is integrated into the lens assembly. In addition to offering servo-controlled operation of zoom, focus and iris, the lens can be controlled from a PC via the RS-232C digital interface. You can use the 22x Telephoto Zoom Lens with 2/3" and 1/3" type image sensors.