PI rotary stage has utility in optical alignment

May 22, 2020
The A-688 custom rotary stage features air bearings, a frameless, slotless torque motor, and optical encoders.

The A-688 custom rotary stage features air bearings, a frameless, slotless torque motor, and optical encoders. Designed for optical alignment, metrology, inspection, calibration, and scanning, the direct drive unit has a ~260 mm clear aperture, 77 kg load capacity, 0.0015 µrad maximum resolution, 500 rpm max., flatness/eccentricity of <175/300 nm, and wobble <1 µrad.

PI (Physik Instrumente)

Auburn, MA

www.pi-usa.us

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