Modes of propagation of optical beams in helical gas lenses
Author :
Arnaud, J.A.
Volume :
59
Issue :
9
fYear :
1971
Firstpage :
1378
Lastpage :
1379
Abstract :
The modes of propagation of optical beams in helical gas lenses are obtained in closed form, within the approximation of Gauss, with the help of a quasigeometrical optics method.