Methods for the measurement of the phase difference of the orthogonal components of light that has passed through a birefringent material are considered. A method of differential phase polarimetry with the use of the fast Fourier transformation is proposed as a means of increasing the measurement precision. A description of the operating principle of a digital phase rotating-analyzer polarimeter is given. The metrological characteristics of the device are presented.
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Translated from Izmeritel’naya Tekhnika, No. 6, pp. 33–37, June, 2011.
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Vishnyakov, G.N., Levin, G.G. & Lomakin, A.G. Measurements of the phase difference of a birefringent material on a rotating-analyzer phase polarimeter. Meas Tech 54, 660–667 (2011). https://doi.org/10.1007/s11018-011-9782-0
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DOI: https://doi.org/10.1007/s11018-011-9782-0