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Calibration Error on the Measurement of Back Vertex Power for Contact Lenses with Method Using Focimeter With Manual Focusing
Calibration Error Measurement Back Vertex
2009/3/5
Calibration Error on the Measurement of Back Vertex Power for ContactLenses with Method Using Focimeter With Manual Focusing.
In high precision and heavily loaded spur gears the effect of gear errors is negligible, so the periodic variation of tooth stiffness is the principal cause of noise and vibration. High contact ratio ...