PACS:42.25.Fx, 42.15.Fr, 42.25.Hz, 01.50.My (all) DOI:10.1070/PU1964v007n01ABEH003642 URL: https://ufn.ru/en/articles/1964/1/c/ Citation: Amstislavskii Ya E "Experiments on Fresnel diffraction by a narrow transparent ring in an opaque screen" Sov. Phys. Usp.7 51–53 (1964)