Schedule 1 1:30 PM - 3:00 PM [OPTM-P-13] Detection of optical vortices using various interferometers Vladimir Yurievich Venediktov1, *Vladislav Alexandrovich Sheroshenko1, K N Gavril’eva1, A A Sevryugin1, A Mermoul1 (1. Saint-Petersburg Electrotechnical University LETI)