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    • 3. 发明专利
    • Thermal lens forming element and production method thereof
    • 热成型元件及其制造方法
    • JP2012155031A
    • 2012-08-16
    • JP2011012364
    • 2011-01-24
    • Dainichiseika Color & Chem Mfg Co LtdHimeji Rika KkNational Institute Of Advanced Industrial & Technologyヒメジ理化株式会社大日精化工業株式会社独立行政法人産業技術総合研究所
    • TANAKA NORIOTAKARADA SHIGERUHIRAGA TAKASHIUENO ICHIROYAMAMOTO NORITAKAKUBO MASAKI
    • G02F1/01G02B3/12G02F1/31
    • PROBLEM TO BE SOLVED: To form and annihilate a thermal lens in high-speed over a wide operating temperature range without depending on the orientation of an element.SOLUTION: The thermal lens forming element 1 has a container which stores a dye solution having a dyestuff not absorbing light with a wavelength of a signal light but absorbing control light dissolved in a solvent. The container is configured to be a square sectional hallow tube having total four flat surfaces with two external plain surfaces and two internal plain surfaces, in parallel with each other, and both ends of the tube are sealed with fusion. The two external plain surfaces and two internal plain surfaces in parallel with each other are both perpendicular to an optical axis when the signal light goes straight without the irradiation of the control light. The size of the two external plain surfaces and two internal plain surfaces in parallel with each other is the same as an area which the control light and the signal light enter into, and which the emitted signal light going straight or changed the light path thereof passes through. One air bubble 11 exists in contact with a dye solution part 10.
    • 要解决的问题:在宽的工作温度范围内高速地形成和消除热透镜,而不依赖于元件的取向。 解决方案:热透镜形成元件1具有容纳具有不吸收信号光波长但不吸收溶解在溶剂中的控制光的光的染料的染料溶液的容器。 该容器构成为具有总共四个平坦表面的正方形截面中空管,其具有彼此平行的两个外部平面和两个内部平面,并且管的两端被熔化密封。 当信号光直线而不照射控制光时,两个外部平面和两个彼此平行的平坦表面都垂直于光轴。 两个外部平面和两个彼此平行的平坦表面的尺寸与控制光和信号光进入的区域相同,并且发射信号光直线或改变其光路通过 通过。 一个气泡11与染料溶液部分10接触。版权所有:(C)2012,JPO&INPIT
    • 6. 发明专利
    • Light deflection method and light deflector
    • 光偏转方法和光偏转器
    • JP2007225825A
    • 2007-09-06
    • JP2006046027
    • 2006-02-22
    • Dainichiseika Color & Chem Mfg Co LtdNational Institute Of Advanced Industrial & TechnologyTrimatiz:Kk大日精化工業株式会社株式会社トリマティス独立行政法人産業技術総合研究所
    • UENO ICHIROTANIGAKI NOBUTAKAYAMAMOTO NORITAKAMIZOKURO TOSHIKOHIRAGA TAKASHITANAKA NORIONAGAEDA HIROSHISHIGA NORIYASU
    • G02F1/29
    • PROBLEM TO BE SOLVED: To provide a light deflection method with which a magnitude of a deflection angle is adjusted with small power of control light, and a light deflector.
      SOLUTION: The light deflector has a signal light source to emit signal light 16 with one or more kinds of wavelengths; a control light source for emitting control light 17 of which the wavelength is different from that of the signal light; a thermal lens forming optical element containing a light absorption layer 22 which transmits the signal light 16 and selectively absorbs the control light 17; and a condensing means which condenses the control light 17 and the signal light 16 in the light absorption layer 22 having different convergent points, wherein the thermal lens forming optical element outputs signal light 19, of which the advancing direction is changed via a change of the refractive index by the action of the thermal lens reversibly, formed due to temperature rise caused by the control light 17 and the signal light 16, which converge in light-advancing directions on an incident plane of the light absorption layer 22 or in the vicinity thereof and subsequently diffuse, and generated in a region of the light absorption layer 22 where the control light 17 is absorbed and in its peripheral region.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种以较小的控制光功率调节偏转角度的大小的光偏转方法和光偏转器。 解决方案:光偏转器具有信号光源以发射具有一种或多种波长的信号光16; 用于发射波长不同于信号光的控制光17的控制光源; 包含透光信号光16并选择性地吸收控制光17的光吸收层22的热透镜形成光学元件; 以及冷凝装置,其将具有不同会聚点的光吸收层22中的控制光17和信号光16聚合,其中,热透镜形成光学元件输出信号光19,其中前进方向通过改变 由于由于在光吸收层22的入射面或其附近会聚在光前进方向上的控制光17和信号光16引起的温度升高而引起的热透镜的作用的折射率可逆地形成 并且随后在吸收光的吸收层22的区域中扩散并在其周边区域中产生。 版权所有(C)2007,JPO&INPIT
    • 8. 发明专利
    • Heat lens reciprocal optical path switching device and optical path switching method
    • 加热透镜复合光路切换装置和光路切换方法
    • JP2008052144A
    • 2008-03-06
    • JP2006229842
    • 2006-08-25
    • Dainichiseika Color & Chem Mfg Co LtdNational Institute Of Advanced Industrial & TechnologyTrimatiz Ltd大日精化工業株式会社株式会社トリマティス独立行政法人産業技術総合研究所
    • TANAKA NORIOSHIGA NORIYASUNAGAEDA HIROSHIUENO ICHIROHIRAGA TAKASHITANIGAKI NOBUTAKAYAMAMOTO NORITAKAMIZOKURO TOSHIKO
    • G02F1/31G02F1/01
    • PROBLEM TO BE SOLVED: To convert an energy distribution of a beam cross section into approximately a Gaussian distribution through an optical system as simple as possible and to increase the coupling efficiency to a single mode optical fiber.
      SOLUTION: A switching device includes: a heat lens forming element 11 that allows converged signal light to exit with a diverging angle larger than a normal diverging angle when a heat lens is formed by irradiation with control light 2; a mirror 80 with a hole that has a hole where signal light 5 exiting from the heat lens forming element 11 with a normal diverging angle is received by a light receiving lens 60 to collimate while changing the normal diverging angle and then passed through the hole and that receives signal light 6 exiting as diverging from the heat lens forming element 11 with a diverging angle larger than a normaldiverging angle, changes the diverging angle larger than the normal angle by the light receiving lens 60, and then specularly reflects the collimated light; and a means for separating signal light 1 propagating in the initial incident direction to the heat lens forming element 11 from signal light 7 specularly reflected by the mirror 80 with the hole and propagating in the opposite direction.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:通过尽可能简单的光学系统将束横截面的能量分布转换成大致高斯分布,并将耦合效率提高到单模光纤。 解决方案:开关装置包括:热透镜形成元件11,当通过照射控制光2形成热透镜时,允许会聚的信号光以大于正常发散角的发散角离开; 具有孔的反射镜80具有孔,其中具有正常发散角的从热透镜形成元件11出射的信号光5的孔由光接收透镜60接收以准直,同时改变正常发散角然后穿过孔, 接收从发热角度大于正常发散角度的散热角度出射的信号光6,由光接收透镜60改变大于法线角度的发散角,然后镜面反射准直光; 以及用于将由反射镜80镜面反射的信号光7从具有孔并沿相反方向传播的信号光7分离出将在初始入射方向上传播的信号光1分离到热透镜形成元件11的装置。 版权所有(C)2008,JPO&INPIT