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The company offers CMM styli with drilled silicon nitride balls measuring1-mm or larger. Silicon nitride is an extremely hard hybrid ceramic (Si3N4) with a low coefficient of friction, which lends itself to a quality polished finish. Silicon nitride balls are commonly used in machine tool spindle bearings and aircraft flap actuators to provide longer service life, the company says.
Editor PickCognex Acquires Two 3D Vision Companies
The two European acquisitions are expected to help the U.S. company meet 3D vision demands in the automotive, electronics and logistics industries.