altFrom PI L.P. (Auburn, MA), the V-106 QuickScan™ series of PCI-card-driven, high-speed voice coil positioning stages provides resolution to 100 nanometers. The unit features cross-roller bearings, scanning frequency of several tens of Hz, travel ranges of 20 mm and 6 mm, velocity to 240 mm/sec (9.6 inch/sec), and a direct metrology linear encoder. Settling time is 75 ms for 5 mm step. Applications include scanning, fiber optics, laser beam control, and biotechnology.

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