Armstrong Optical Offers a range of high accuracy laser displacement measurement interferometric instrumentation including;


Single beam interferometers

SIOS  SP- single beam Displacement measurement



SP, SP-LR (long range) and MI (retroreflector) displacement measurement instrumentation with stabilised HeNe lasers as well as custom systems in stainless steel on Invar and environmental correction.





Dual beam interferometers

SP-DS, SP-DIS and SP-DI with both differential and two independent measuring arms with stabilised HeNe lasers and environmental correction.


Triple beam interferometers – true 3 beam systems


SIOS  SP-TR for Displacement measurement
SP-TR and the SP-TR-LR (long range) displacement measurement instrumentation with high stability stainless steel or Invar construction and stabilised HeNe lasers and environmental correction.








To view more SIOS products or please call Armstrong Optical (44 (0)1604 654220) or CLICK HERE


SIOS Displacement measurement

SIOS Displacement measurement Double Beam