DIPol-UF: simultaneous three-color ($BVR$) polarimeter with EM CCDs

Vilppu Piirola, Ilia A. Kosenkov, Andrei V. Berdyugin +2

We describe a new instrument capable of high precision ($10^{-5}$) polarimetric observations simultaneously in three passbands ($BVR$). The instrument utilizes electron-multiplied…