"Harnessing the power and precision of PD Movie's popular lens control systems, the PDL-3CH-FIZ Remote Live 2 Compact 3 Channel Focus, Iris and Zoom Control Kit is perfect for traditional and stabilizing camera setups. The PDL-3CH-FIZ easily attaches to almost any rig: Simply install the precision motors onto a 15 or 19mm rod and firmly lock their drive gears into the gearing of your lens; their 0.8 pitch gears are compatible with most common cinema lenses. Then, attach the lens control modules to your mounting point of choice (less than 1"" in diameter) and provide power using the D-tap to LEMO adapter. Brings control of your len's focus, iris and zoom right to your fingertips Automatically calibrates to the mapping of your lens Simple, single button per channel control system Single focus and zoom unit can control multiple motors simultaneously Compact yet powerful motors can handle both subtle and rapid lens adjustments with ease Precision motors attach to both 15 and 19mm rods (with included sleeves installed) Remote control attaches to most square/round handles less than 1"" in diameter 0.8 pitch gearing is compatible with most common cinema lensesAfter installing the hardware, easily assign the motors and the control to one of six individual channels (two of the six are set for the focus and zoom respectively) by simply tapping each unit's single button. Set calibration and adjust additional settings to your prefe"