This is a USED Fujinon XA88x12.5BESM 2/3” HD Servo Zoom and Servo Focus Lens with 2x Range Extender, Includes Remote Lens controls and Case
Some info from the manufacturer
Super Telephoto field lens with an 88X zoom range and telephoto of 1100mm (2200mm/2x). Featuring Fujinon’s exclusive Aspheric Technology and newly developed EBC coating to reduce ghost and flare and increase light transmission. Exclusive anti-fogging design minimizes lens fogging and reduces downtime due to moisture.Full remote control via RS-232 serial data port is possible. 13 bit encoder output is standard for virtual applications.