Место издания:Ryaz. State Univ. named for S. Esenin, Ryazan
Первая страница:12
Последняя страница:18
Аннотация:In this report the short review of a retrospective and condition of the laser beam
quality problem is provided. The review contains three sections. In the first section
questions of improvement of gas-discharge lasers characteristics are considered; in
the second – distortions of laser beams in the ground atmosphere are described; in the
third section the problem of radiation quality is considered with reference to semiconductor
lasers which are widely used in optical spectroscopy.