Wavelength-conversion laser
Patent 5978392 Issued on November 2, 1999. Estimated Expiration Date: 
June 18, 2017. 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.
June 18, 2017. 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 ReferencesWavelength-conversion laser having nonlinear optical crystal which effects type-I phase-matching Patent #: 5696781 InventorAssigneeApplicationNo. 877817 filed on 06/18/1997US Classes:372/21, Nonlinear device372/22, Frequency multiplying (e.g., harmonic generator)372/32FrequencyExaminersPrimary: Davie, James W.Attorney, Agent or FirmForeign Patent References
International ClassesH01S 003/13H01S 003/109 Foreign Application Priority Data1996-06-18 JPAbstractIn wavelength-conversion laser, a solid state laser crystal is pumped with light and the wavelength of a solid laser beam emitted from the solid state laser crystal is converted by a nonlinear optical crystal disposed in a resonator for realizing type-I phase matching. An etalon and a Brewster's plate which functions as a polarization control element are provided in the resonator to realize a single longitudinal mode oscillation.Other References
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