A low inertia hollow core voice coil or moving coil linear motor from Moticont, the HVCM-051-025-019-01, features high acceleration, precise positioning to less than one micron (0.00004 in.), high reliability, and low cost. This cleanroom friendly, non-commutated motor is available off-the-shelf. The HVCM-051-025-019-01 hollow core voice coil linear motor has an open aperture of 0.750 in. (19.05 mm). The hollow core allows for optics, illumination, laser beams, or cables to pass through. With a 0.50 in. (12.7 mm) stroke length, a continuous force rating of 4.8 lbs.  (21.3 N) and a peak force of 15.15 lbs. (67.4 N) at a 10% duty cycle, this compact voice coil motor measuring just 2.000 in. (50.8 mm) dia. X 1.00 in. (25.4 mm) housing length, is ideal for applications such as: Positioning, medical diagnostics and testing, laser beam steering, dynamic vibration absorption, optical focusing, laser cutting & welding, scanning, assembly, and wafer handling.