360° Motorized Rotary Stage, 16 arcsecsonds Resolution

The model PDR160B rotary stage from Primatics is a high performance direct drive rotary stage that provides 360 degrees of travel , 16 arcseconds of resolution and a maximum speed of 350 rpm.

This rotary stage has a high performance direct drive motor that provides arcsecond repeatability and fast settling time making it an ideal use for semiconductor wafer inspection, high speed laser machining, and precision metrology.

The spec. sheet attached mentions the following key features and specifications. This model has a smart design that provides low velocity ripple even at low speeds with its high pole count brush-less servo motor and yields arcsecond resolution with a high resolution glass disk optical encoder mounted directly to its rotating plate. This combined features provide high servo stiffness and response. Its single cable connection simplifies integration and cable management. The model PDR160B provides axial Load Capacity of up to 20 kg and radial load capacity of 10 kg. It also features excellent rigidity and long life with its oversized cross roller bearings that support the rotating platform. The stage has bearing life of 100 x 106 revs. The stage weighs 3.8 kg with a large center aperture that allows convenient routing of hoses or cables.