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astro-ph.IM2024
ESPriF: the Echelle Spectropolarimeter of the BTA Primary Focus. Correction of Low-Frequency Variations in the Star Image
M. V. Yushkin, E. V. Emelianov, Yu. B. Verich +1
The development of a corrector for low-frequency variations in the star image at the input of ESPriF, the echelle spectropolarimeter of the BTA primary focus, is reported. New tech…
astro-ph.IM2014
High-resolution spectrograph for telescopes of moderate diameter
V. Panchuk, M. Yushkin, V. Klochkova +2
A base model of the high-resolution fiber-fed spectrograph is developed. In combination with the SAO 1-meter telescope the spectrograph has the following parameters: spectral resol…