Beam properties of a waveguide annular CO2 laser with a Talbot cavity

Conference Paper
Publication Date:
1998
abstract:
We decribe the behaviour of an annular RF-excited CO2 laser, operated with a Talbot cavity in order to reduce the number of oscillating azimuthal modes. The beam quality is enhanced by means of a phase filter outside the cavity.
Iris type:
04.01 Contributo in Atti di convegno
Keywords:
lasers (CO2); diffusion-cooled lasers; rf-discharge lasers; annular lasers; annular laser resonators
List of contributors:
Authors of the University:
Handle:
https://iris.cnr.it/handle/20.500.14243/141757
Book title:
12th International Symposium on Gas Flow and Chemical Lasers and High-Power Laser Conference
Published in:
PROCEEDINGS OF SPIE, THE INTERNATIONAL SOCIETY FOR OPTICAL ENGINEERING
Series