| http://www.w3.org/ns/prov#value | - elation to the phase-shift of different vibration azimuths of the light, said optical elements being soarranged that the components of said one of the interfering bundles are polarized perpendicularly to one another and, on leaving the beam combiner, are displaced in modulation phase by an angle other than n X 180 in relation to one another, where n is a positive integer, and of detecting said mod
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