HUXCleanerTM is Pen Type In-Adaptor Ferrule Cleaner and it is no need to open the frame for ferrule cleaning inside of Adaptors. In the Fiber Optic Communication, the ferrule is used as final interconnect parts which is transfer light signal through optical fiber. The ferrule cleaning is the most important basis in the interconnects to prevent any signal error. Specially the back reflection specification which is issued more tightly at these days depend on any dust or oil, etc