Where is the laser beam gennerated in a gas laser

Question

what is the name of the chamber where the laser beam is ganerated in a gas laser

Answer 1

A sealed gas filled tube with two electrodes connected to a high voltage source. The tube has a mirror at one end and an outlet coupler at the other end.When the HV is applied across the electrodes , the gas ionizes. these ions come out from the outlet as a laser beam.