【V01】Vibration Laser Calibration System

Calibrated Device  (1) Standard Accelerometer
(2) Charge Amplifier
Range  (1a) 50 Hz to 700 Hz (Fringe-Counting Method)
(1b) 50 Hz to 10 kHz (Sine-Approximation Method)
(2) 10 Hz to 10 kHz  
Uncertainty (1a) Fringe-Counting Method︰0.44 % to 0.49 % (Relatively)
(1b) Sine-Approximation Method︰0.76 % to 1.8 % (Relatively)
(2) 0.10 % to 1.2 % (Relatively)