Brief Communications

Fiber-waveguide laser interferometers

É. I. Alekseev, E. N. Bazarov, V. V. Grigor'yants, V. A. Detinich, G. A. Ivanov, N. A. Koreneva, E. I. Sverchkov, G. I. Telegin, Yu. K. Chamorovskiĭ


Abstract: Experimental evidence is given that a laser beam retains its spatial coherence during passage through a single-mode fiber waveguide 150 m long. A description is given of two types of laser interferometer utilizing such a waveguide.

UDC: 535.411

PACS: 07.60.Ly, 42.80.Mv

Received: 09.03.1977

 English version: Soviet Journal of Quantum Electronics, 1977, 7:9, 1161–1162