PACS:42.79.Ls, 95.85.−e, 95.55.−n (all) DOI:10.1070/PU1972v014n04ABEH004736 URL: https://ufn.ru/en/articles/1972/4/h/ Citation: Butslov M M, Prokof’eva V V, Smolkin G E, Fanchenko S D "Image converters, light amplifiers and their application in science and technology" Sov. Phys. Usp.14 524–529 (1972)