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公开(公告)号:US20080198880A1
公开(公告)日:2008-08-21
申请号:US12033759
申请日:2008-02-19
CPC分类号: H01S3/06704 , H01S3/0401 , H01S3/042 , H01S3/06754
摘要: A fiber laser with reduced stimulated Brillouin scattering includes a spool having a height and characterized by an induced temperature gradient with the height. The fiber laser also includes a fiber wrapped on the spool and characterized by a signal power increasing along the length of the fiber. The induced temperature gradient is a function of the signal power along the fiber.
摘要翻译: 具有减少的受激布里渊散射的光纤激光器包括具有高度的线轴,其特征在于具有高度的诱导温度梯度。 光纤激光器还包括缠绕在线轴上的光纤,其特征在于沿着光纤长度的信号功率增加。 感应温度梯度是沿着光纤的信号功率的函数。
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公开(公告)号:US07782911B2
公开(公告)日:2010-08-24
申请号:US12033759
申请日:2008-02-19
IPC分类号: H01S3/30
CPC分类号: H01S3/06704 , H01S3/0401 , H01S3/042 , H01S3/06754
摘要: A fiber laser with reduced stimulated Brillouin scattering includes a spool having a height and characterized by an induced temperature gradient with the height. The fiber laser also includes a fiber wrapped on the spool and characterized by a signal power increasing along the length of the fiber. The induced temperature gradient is a function of the signal power along the fiber.
摘要翻译: 具有减少的受激布里渊散射的光纤激光器包括具有高度的线轴,其特征在于具有高度的诱导温度梯度。 光纤激光器还包括缠绕在线轴上的光纤,其特征在于沿着光纤长度的信号功率增加。 感应温度梯度是沿着光纤的信号功率的函数。
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公开(公告)号:US20110128613A1
公开(公告)日:2011-06-02
申请号:US12954306
申请日:2010-11-24
IPC分类号: G02F1/383
CPC分类号: G02F1/353 , G02F1/3532 , G02F1/3534 , G02F1/3551 , H01L51/5203
摘要: An apparatus for producing coherent, pulsed ultraviolet light with pulse durations that range between 1 ps and 1 μs includes one or more source lasers in the visible or near-infrared frequency range. The apparatus also includes one or more FC stages, at least one of the one or more FC stages including a nonlinear FC device and one or more optical elements. The optical elements include a reflector, a focusing element, a polarization-controlling optic, a wavelength separator, or a fiber optic component. The FC device includes a huntite-type aluminum double borate nonlinear optical material configured to produce FC light having a wavelength between 190 and 350 nm and a composition given by RAl3B4O12, where R comprises one or a plurality of elements {Sc, La, Y, Lu}. The nonlinear optical material is characterized by an optical transmission greater than 70% over the wavelength range of 190 to 350 nm.
摘要翻译: 用于产生脉冲持续时间在1ps和1μs之间的相干脉冲紫外光的装置包括在可见光或近红外频率范围内的一个或多个源激光器。 该装置还包括一个或多个FC级,一个或多个FC级中的至少一个包括非线性FC器件和一个或多个光学元件。 光学元件包括反射器,聚焦元件,偏振控制光学元件,波长分离器或光纤元件。 FC器件包括配置为产生波长在190和350nm之间的FC光和由RA13B4O12给出的组成的亨利特型铝双硼酸盐非线性光学材料,其中R包括一个或多个元素(Sc,La,Y, 鲁}。 非线性光学材料的特征在于在190至350nm的波长范围内的光学透射率大于70%。
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公开(公告)号:US07733922B1
公开(公告)日:2010-06-08
申请号:US12239676
申请日:2008-09-26
IPC分类号: H01S3/30
CPC分类号: H01S3/2316 , G02F1/3551 , G02F1/37 , H01S3/0057 , H01S3/0064 , H01S3/0092 , H01S3/06712 , H01S3/06754 , H01S3/094007 , H01S3/09408 , H01S3/09415 , H01S3/1118 , H01S3/1618 , H01S5/0657 , H01S5/146
摘要: A fiber laser system includes a predominately single spatial mode, linearly polarized master oscillator providing a set of optical pulses and a polarization-maintaining optical isolator optically coupled to the master oscillator. The fiber laser system also includes a fiber amplifier optically coupled to the optical isolator and including a power amplifier comprising a double clad gain fiber, one or more pump lasers, and a pump coupler. The fiber laser system further includes a pulse compression stage optically coupled to the fiber amplifier. The pulse compression stage includes a volume holographic phase grating. Moreover, the fiber laser system includes a nonlinear frequency conversion stage optically coupled to the pulse compression stage.
摘要翻译: 光纤激光器系统包括主要是单个空间模式,提供一组光脉冲的线偏振主振荡器和与主振荡器光耦合的偏振保持光隔离器。 光纤激光系统还包括光耦合到光隔离器的光纤放大器,并且包括功率放大器,该功率放大器包括双包层增益光纤,一个或多个泵浦激光器和泵耦合器。 光纤激光系统还包括光耦合到光纤放大器的脉冲压缩级。 脉冲压缩级包括体积全息相位光栅。 此外,光纤激光系统包括与脉冲压缩级光耦合的非线性频率转换级。
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公开(公告)号:US07852549B2
公开(公告)日:2010-12-14
申请号:US12184199
申请日:2008-07-31
CPC分类号: G02F1/353 , G02F1/3532 , G02F1/3534 , G02F1/3551 , H01L51/5203
摘要: An apparatus for producing coherent, pulsed ultraviolet light with pulse durations that range between 1 ps and 1 μs includes one or more source lasers in the visible or near-infrared frequency range. The apparatus also includes one or more FC stages, at least one of the one or more FC stages including a nonlinear FC device and one or more optical elements. The optical elements include a reflector, a focusing element, a polarization-controlling optic, a wavelength separator, or a fiber optic component. The FC device includes a huntite-type aluminum double borate nonlinear optical material configured to produce FC light having a wavelength between 190 and 350 nm and a composition given by RAl3B4O12, where R comprises one or a plurality of elements {Sc, La, Y, Lu}. The nonlinear optical material is characterized by an optical transmission greater than 70% over the wavelength range of 190 to 350 nm.
摘要翻译: 用于产生脉冲持续时间在1ps和1μs之间的相干脉冲紫外光的装置包括在可见光或近红外频率范围内的一个或多个源激光器。 该装置还包括一个或多个FC级,一个或多个FC级中的至少一个包括非线性FC器件和一个或多个光学元件。 光学元件包括反射器,聚焦元件,偏振控制光学元件,波长分离器或光纤元件。 FC器件包括配置为产生波长在190和350nm之间的FC光和由RA13B4O12给出的组成的亨利特型铝双硼酸盐非线性光学材料,其中R包括一个或多个元素(Sc,La,Y, 鲁}。 非线性光学材料的特征在于在190至350nm的波长范围内的光学透射率大于70%。
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公开(公告)号:US20090201954A1
公开(公告)日:2009-08-13
申请号:US12184199
申请日:2008-07-31
CPC分类号: G02F1/353 , G02F1/3532 , G02F1/3534 , G02F1/3551 , H01L51/5203
摘要: An apparatus for producing coherent, pulsed ultraviolet light with pulse durations that range between 1 ps and 1 μs includes one or more source lasers in the visible or near-infrared frequency range. The apparatus also includes one or more FC stages, at least one of the one or more FC stages including a nonlinear FC device and one or more optical elements. The optical elements include a reflector, a focusing element, a polarization-controlling optic, a wavelength separator, or a fiber optic component. The FC device includes a huntite-type aluminum double borate nonlinear optical material configured to produce FC light having a wavelength between 190 and 350 nm and a composition given by RAl3B4O12, where R comprises one or a plurality of elements {Sc, La, Y, Lu}. The nonlinear optical material is characterized by an optical transmission greater than 70% over the wavelength range of 190 to 350 nm.
摘要翻译: 用于产生脉冲持续时间在1ps和1μ之间的相干脉冲紫外光的装置包括在可见光或近红外频率范围内的一个或多个源激光器。 该装置还包括一个或多个FC级,一个或多个FC级中的至少一个包括非线性FC器件和一个或多个光学元件。 光学元件包括反射器,聚焦元件,偏振控制光学元件,波长分离器或光纤元件。 FC器件包括配置为产生波长在190和350nm之间的FC光和由RA13B4O12给出的组成的亨利特型铝双硼酸盐非线性光学材料,其中R包括一个或多个元素(Sc,La,Y, 鲁}。 非线性光学材料的特征在于在190至350nm的波长范围内的光学透射率大于70%。
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公开(公告)号:US20090067035A1
公开(公告)日:2009-03-12
申请号:US12171105
申请日:2008-07-10
CPC分类号: G02F1/3534 , G02F1/3551 , G02F2001/354
摘要: An apparatus for producing coherent, continuous wave, ultraviolet light, includes one or more source lasers in the visible or near-infrared frequency range. The apparatus also includes one or more frequency conversion stages. Each of the one or more frequency conversion stages includes one or more reflectors, an optical resonator, one or more waveguide components, or one or more fiber optic components. At least one of the one or more frequency conversion stages includes a huntite-type aluminum double borate nonlinear optical material to produce light having a wavelength between 190 and 350 nm. The huntite-type aluminum double borate material has a composition given by MAl3B4O12, where M is one or a plural combination of elements {Sc, La, Y, or Lu}.
摘要翻译: 用于产生相干,连续波,紫外光的装置包括在可见光或近红外频率范围内的一个或多个源激光器。 该装置还包括一个或多个变频级。 一个或多个频率转换级中的每一个包括一个或多个反射器,光学谐振器,一个或多个波导部件或一个或多个光纤部件。 所述一个或多个变频级中的至少一个包括huntite型铝双硼酸盐非线性光学材料,以产生波长在190和350nm之间的光。 蜂窝型铝双硼酸盐材料具有由MAl 3 B 4 O 12给出的组成,其中M是元素(Sc,La,Y或Lu)的一种或多种组合。
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公开(公告)号:US07764719B2
公开(公告)日:2010-07-27
申请号:US12168022
申请日:2008-07-03
IPC分类号: H01S3/30
CPC分类号: H01S3/06758 , H01S3/0064 , H01S3/06704 , H01S3/06712 , H01S3/094003 , H01S3/09415 , H01S3/10007 , H01S3/1618 , H01S2301/03
摘要: A fiber laser system includes a master oscillator configured to generate linear polarized infrared laser radiation with wavelengths of 1015-1085 nm, pulses with durations of 100 ps to 10 ns, pulse train repetition rates of 1 kHz to 10 MHz, spectral bandwidth less than 0.5 nm, and a predominately single spatial mode and a polarization-maintaining optical isolator optically coupled to the master oscillator. The fiber laser system also includes a fiber amplifier system optically coupled to the optical isolator and including a power amplifier configured to amplify the laser radiation transmitted through the optical isolator. The power amplifier includes a polarization-maintaining, large-mode-area, multiple-clad Yb-doped gain fiber having a core, an inner cladding, and at least an outer cladding, one or more diode pump lasers emitting pump light of a nominal wavelength of 976 nm, and a pump coupler configured to couple the pump light into the gain fiber.
摘要翻译: 光纤激光系统包括主振荡器,其被配置为产生波长为1015-1085nm的线性偏振红外激光辐射,持续时间为100ps至10ns的脉冲,脉冲序列重复率为1kHz至10MHz,光谱带宽小于0.5 nm,主要是单个空间模式和光耦合到主振荡器的偏振保持光隔离器。 光纤激光系统还包括光耦合到光隔离器的光纤放大器系统,并且包括被配置为放大透射通过光隔离器的激光辐射的功率放大器。 功率放大器包括具有芯,内包层和至少外包层的偏振保持大模区域的多包层Yb掺杂增益光纤,一个或多个二极管泵浦激光器,其发射具有标称值的泵浦光 波长为976nm,泵耦合器被配置为将泵浦光耦合到增益光纤中。
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公开(公告)号:US20090046746A1
公开(公告)日:2009-02-19
申请号:US12168022
申请日:2008-07-03
CPC分类号: H01S3/06758 , H01S3/0064 , H01S3/06704 , H01S3/06712 , H01S3/094003 , H01S3/09415 , H01S3/10007 , H01S3/1618 , H01S2301/03
摘要: A fiber laser system includes a master oscillator configured to generate linear polarized infrared laser radiation with wavelengths of 1015-1085 nm, pulses with durations of 100 ps to 10 ns, pulse train repetition rates of 1 kHz to 10 MHz, spectral bandwidth less than 0.5 nm, and a predominately single spatial mode and a polarization-maintaining optical isolator optically coupled to the master oscillator. The fiber laser system also includes a fiber amplifier system optically coupled to the optical isolator and including a power amplifier configured to amplify the laser radiation transmitted through the optical isolator. The power amplifier includes a polarization-maintaining, large-mode-area, multiple-clad Yb-doped gain fiber having a core, an inner cladding, and at least an outer cladding, one or more diode pump lasers emitting pump light of a nominal wavelength of 976 nm, and a pump coupler configured to couple the pump light into the gain fiber.
摘要翻译: 光纤激光系统包括主振荡器,其被配置为产生波长为1015-1085nm的线性偏振红外激光辐射,持续时间为100ps至10ns的脉冲,脉冲序列重复率为1kHz至10MHz,光谱带宽小于0.5 nm,主要是单个空间模式和光耦合到主振荡器的偏振保持光隔离器。 光纤激光系统还包括光耦合到光隔离器的光纤放大器系统,并且包括被配置为放大透射通过光隔离器的激光辐射的功率放大器。 功率放大器包括具有芯,内包层和至少外包层的偏振保持大模区域的多包层Yb掺杂增益光纤,一个或多个二极管泵浦激光器,其发射具有标称值的泵浦光 波长为976nm,泵耦合器被配置为将泵浦光耦合到增益光纤中。
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公开(公告)号:US5293185A
公开(公告)日:1994-03-08
申请号:US945914
申请日:1992-09-17
申请人: Ray A. Berger , David H. Foster
发明人: Ray A. Berger , David H. Foster
IPC分类号: G02C1/08
CPC分类号: G02C1/08 , G02C2200/18
摘要: An eyeglass frame having removable lenses, comprising of lens rings which are split into an upper and lower ring portion. Interposed between the upper and lower ring portions, and forming an integral part of the frame and positive actuating means to force open and draw closed the split lens rings to facilitate insertion and removal of lens. Several spices of eyeglass frame are visualized The preferred spieces utilizes a coil spring and resilient rod. Another spieces visualized utilizes several serrated coupling edges and an actuating fulcrum.
摘要翻译: 一种具有可移除透镜的眼镜架,包括被分成上下环部分的透镜环。 插入在上下环部分之间,并且形成框架的一体部分和正致动装置,以强制打开并拉开闭合的分离透镜环以便于透镜的插入和移除。 眼镜架的几种香料可视化首选的手柄采用螺旋弹簧和弹性杆。 可视化的另一个尖头利用了几个锯齿状的耦合边缘和致动支点。
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