U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Magnetic polarization of tubular laser

Patent 4035741 Issued on July 12, 1977. Estimated Expiration Date: Icon_subject July 12, 1994. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3413568

3464024

Inventors

Assignee

Application

No. 05/656468 filed on 02/09/1976

US Classes:

372/37, HAVING AN APPLIED MAGNETIC FIELD372/107, Mirror support or alignment structure372/61, Discharge tube feature372/88Hollow electrode

Examiners

Primary: Sikes, William L.

Attorney, Agent or Firm

Abstract

There is disclosed the magnetic polarization of a tubular gaseous laser device comprising a laser capillary tube with anode and laser end pieces, a cathode, a cathode envelope, and a gas exhaust stem for filling the device with a laseable gas. Magnetic polarization of the light output from the laser is achieved by applying a magnetic field to the lasing capillary and the rotation of the laser within the magnetic field to optimize the extinction ratio.

Other References

  • McMahon, A Means For Externally Polarizing He-Ne 6328A Lasers, Rev. Sci. Instr., vol. 40, No. 5, (1969), pp. 727-728
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