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Armstrong Optical offers a range of laser metrology solutions from our partners SIOS Meßtechnik GmbH. SIOS GmbH is world renowned for the development and manufacture of laser based interferometric precision metrological instrumentation.  Their system range from standalone measurement devices to complete measuring stations for measuring displacement, angles, weights, forces, pressures and vibration.


Laser Measurement


Length, Differential Length and Angle Measurement Systems


Distance, Angle and Straightness Measurement


Calibration Interferometer 


Nanopositioning and Nanomeasuring Machine

  • NMM-1
  • SIOS GmbH Laser focus sensor
  • SIOS GmbH white light interferometer


Vibration Measurement 


Tactile thickness measurement and calibration


Frequency and Amplitude stabilized He-Ne lasers


Climate Measuring Station


SIOS Technical Papers

Laser Interferometry for Research and Industry