Devices that measure the characteristics of a vibrating surface.
Polytec OFV 1000 Fiber Vibrometer
Sold as pictured. The Manufacturer states that the OFV-T-031 interfaces with OFV-55x Fiber-Optic Vibrometer Sensor Heads and can be configured for vertical and horizontal measurments.
Also known as model number OFV508-KU.
Unit powers on but needs repair or calibration to function.
OFV-502 Fiber Optic Interfermometer
4 Channel Signal Conditioner / Vibration Meter