Unstable optical cavity with modified fresnel zone
    1.
    发明授权
    Unstable optical cavity with modified fresnel zone 失效
    具有改性菲涅尔带的不稳定光腔

    公开(公告)号:US4769614A

    公开(公告)日:1988-09-06

    申请号:US890572

    申请日:1986-07-25

    申请人: Kurt E. Oughstun

    发明人: Kurt E. Oughstun

    IPC分类号: H01S3/08

    CPC分类号: H01S3/08081

    摘要: An improved unstable optical cavity for optical amplifiers or laser oscillators is made effectively single mode by altering the central Fresnel zone of the back mirror in order to provide constructive interference at the plane of the output aperture.

    摘要翻译: 用于光放大器或激光振荡器的改进的不稳定光腔通过改变后视镜的中心菲涅耳带而实现单模,以便在输出孔的平面处提供建设性干扰。

    Laser resonator with high aspect ratio gain region and azimuthally
symmetric Fresnel number
    2.
    发明授权
    Laser resonator with high aspect ratio gain region and azimuthally symmetric Fresnel number 失效
    具有高纵横比增益区域和方位角对称菲涅耳数的激光谐振器

    公开(公告)号:US4792765A

    公开(公告)日:1988-12-20

    申请号:US909370

    申请日:1986-09-19

    CPC分类号: H01S3/0818

    摘要: An unstable optical resonator having a gain region that has an elliptic or other non-circular cross section still has the benefits of a total collimated cavity Fresnel number that is azimuthally symmetric by the combination of several cavity regions of azimuthally non-uniform Fresnel number of appropriate size.

    摘要翻译: 具有椭圆形或其他非圆形横截面的增益区域的不稳定光学谐振器仍然具有通过方位角不均匀菲律宾数目的若干个空腔区域的组合而具有方位角对称的总准直腔的菲涅尔数的优点 尺寸。

    Linear output coupler for a high power optical ring resonator
    3.
    发明授权
    Linear output coupler for a high power optical ring resonator 失效
    用于大功率光环形谐振器的线性输出耦合器

    公开(公告)号:US4399543A

    公开(公告)日:1983-08-16

    申请号:US239307

    申请日:1981-03-02

    申请人: Kurt E. Oughstun

    发明人: Kurt E. Oughstun

    IPC分类号: H01S3/05 H01S3/083

    CPC分类号: H01S3/08068 H01S3/083

    摘要: An output coupler for a high power ring laser employs a wedge mirror and a corresponding inverted wedge mirror to deflect a portion of both forward and reverse traveling waves and to combine the out-coupled radiation into a single output beam.

    摘要翻译: 用于大功率环形激光器的输出耦合器采用楔形反射镜和相应的倒置楔形反射镜来偏转正向和反向行进波的一部分并将外耦合辐射组合成单个输出光束。