The QPT-50 is the next generation of the heavy duty QPT-90.  This unit is ready for harsh marine environment.  A typical application for this unit would be medium to long-range optics. It has a payload of up to 50 pounds.  This unit can be used in a rugged harsh environment such as the coastline, long-range surveillance, base surveillance, industrial controls, and manufacturing.  This unit has marine sealing encoding.  This makes it suitable not only for marine environment but also rusty sand places.  The unit is suitable for operations of inverted mounted operations.  It can be used for high and low speed operations.  The QPT-50 has a thick mounting base.   It is very cost effective.  It has been designed to allow modular added such as IP for one or two camera control.