The invention relates to a device () for measuring the angular errors in the inclination of a real axis of rotation () of a rotary element (), the device comprising control electronics () controlling the rotation of the rotary element () about its real axis of rotation (), a first and a second…

Disclosed is a generator for generating an anti-Kerr modulated light signal, including a primary light source having four longitudinal modes or fewer and configured to generate a light signal and a modulator configured to modulate the power of the light signal by way of a square-wave or…

This relates to a device and method for estimating the location of a guided vehicle along a guide, the device including: an attitude sensor of the guided vehicle providing values of attitude component measurements of the vehicle; a memory for storing virtual attitude beacon data including values of…

Disclosed is a method for reducing the Kerr effect in an interferometry measuring device including a generator configured to emit an input periodic light signal, and a Sagnac interferometer in which two counterpropagating signals travel and combine so as to form a periodic output signal having at…