PRESTON MICROFORCE ZOOM CONTROL VF3
This updated Microforce controller features a digital speed potentiometer that displays the speed on the front of the unit. Its new ergonomic design provides a rounded grip for more comfortable long-term use. The integral camera run switch allows remote on/off operation for all film and video cameras. The unit may be used in conjunction with Preston’s FI+Z system as well as interfaced with professional Canon and Fujinon video lenses. The Microforce V+F3 operates over an input voltage range of 12 to 28 volts.