2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/35661In the present paper the idea is proposed to solve Maxwell equations for a curved hollow wave conductor by means of effective Riemannian space, in which the lines of motion of fotons are isotropic geodesies for a 4-dimensional space-time. The algorithm of constructing such a metric and curvature tensor components are written down explicitly. The result is in accordance with experiment.6 pagesGeneral Relativity and Quantum Cosmologytext