Refurbished Polytec OFV-511 OFV-2200 fiber interferometer in great working condition.
With both velocity and displacement module that can be used measure vibration velocity (acceleration) and displacement of piezo materials, piezo actutors, speakers, haptics, motors, and other mechanical systems.
OFV-511 Fiber-optic Vibrometer Sensor Head
Laser type: helium neon
Cavity length: 204mm ±1mm
Laser safety class: 2 (in non−EC countries: II)
Laser output power: < 1μW
Length of fiber cable: 2000mm
Minimum bending radius: 50mm
manual can be found on the internet
OFV-3001 controller (with only velosity) is also available request.
With all cables. manual, three months warranty