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Gas laser transmitter

  • US 20040125850A1
  • Filed: 09/10/2003
  • Published: 07/01/2004
  • Est. Priority Date: 09/28/2001
  • Status: Active Grant
First Claim
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1. A laser oscillator comprising:

  • a discharge tube for exciting laser gas;

    at least a pair of mirrors disposed along an optical axis of laser light emitted by the laser gas excited in said discharge tube;

    a laser gas passage in connection with said discharge tube;

    laser gas circulation means for circulating the laser gas in said laser gas passage and said discharge tube; and

    heat control means for responsively controlling heat generated in at least one of said mirrors and said laser gas circulation means.

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