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    • 62. 发明授权
    • Optical apparatus
    • 光学仪器
    • US07649684B2
    • 2010-01-19
    • US11147460
    • 2005-06-08
    • Kenji KawasakiDaisuke NishiwakiKeiji Shimizu
    • Kenji KawasakiDaisuke NishiwakiKeiji Shimizu
    • G02B21/06
    • G02B21/16G02B21/06G02B21/22
    • An optical apparatus minimizes autofluorescence and stray light as well as leakage of excitation light and efficiently utilizes illuminating light from a fluorescence illumination optical system to allow observation of a bright fluorescence image. An observation apparatus has an objective, an observation optical system unit including a variable magnification optical system, and an imaging optical system unit including an imaging lens and an eyepiece. A fluorescence illumination apparatus, which is provided separately, is removably attached to the observation apparatus. The fluorescence illumination apparatus has a light source, a collector lens unit, and a reflecting member placed between the objective and the observation optical system unit at a position displaced from the optical axis of the objective to make light from the light source incident on the objective. An excitation filter is provided between the light source and the reflecting member. An optical member for selectively transmitting fluorescent light emitted from a sample is placed between the objective and the observation optical system unit.
    • 光学装置使自发荧光和杂散光以及激发光的泄漏最小化,并有效地利用来自荧光照明光学系统的照明光,以观察明亮的荧光图像。 观察装置具有目的,包括可变倍率光学系统的观察光学系统单元和包括成像透镜和目镜的成像光学系统单元。 分开设置的荧光照明装置可拆卸地安装在观察装置上。 荧光照明装置具有光源,收集透镜单元和反射构件,其位于物镜和观察光学系统单元之间的位置处,从位于物镜的光轴的位置偏离来自入射到物镜上的光源的光 。 在光源和反射部件之间设置有激励滤光器。 用于选择性地发射从样品发射的荧光的光学构件被放置在物镜和观察光学系统单元之间。
    • 64. 发明授权
    • Laser scanning type fluorescent microscope
    • 激光扫描型荧光显微镜
    • US07589891B2
    • 2009-09-15
    • US10579975
    • 2004-11-24
    • Kenji Kawasaki
    • Kenji Kawasaki
    • G02B21/00
    • G02B21/002G02B21/02G02B21/16
    • A laser scan type fluorescence microscope includes a laser light source section, an objective optical system for condensing excitation light from the laser light source section on a sample, a scanning device to scan a surface of the sample with the excitation light from the laser light source section, a pupil projection lens arranged between the scanning device and the objective optical system, a detection optical system for detecting fluorescence that emanates from the sample and passes the objective optical system and the pupil projection lens. The objective optical system has an objective lens and an image forming lens for forming an intermediate image of the sample, and a back focal position of the objective lens is made conjugate with a position near the scanning device by the image forming lens and the pupil projection lens, wherein the following condition is satisfied: 0.15≦D/L≦0.5, where D is a parfocal distance of the objective lens, and L is a distance from the sample surface to the position conjugate with the back focal position of the objective lens and located near the scanning device.
    • 激光扫描型荧光显微镜包括激光光源部分,用于将来自激光光源部分的激发光聚焦在样品上的物镜光学系统,用来自激光光源的激发光来扫描样品表面的扫描装置 设置在扫描装置和物镜光学系统之间的光瞳投影透镜,用于检测从样品发出的并通过物镜光学系统和瞳孔投影透镜的荧光的检测光学系统。 物镜光学系统具有用于形成样本的中间图像的物镜和成像透镜,并且通过图像形成透镜和瞳孔投影将物镜的后焦点位置与扫描装置附近的位置共轭 透镜,其中满足以下条件:0.15 <= D / L <= 0.5,其中D是物镜的对焦距离,L是从样品表面到与背景焦点位置共轭的位置的距离 物镜并位于扫描装置附近。
    • 65. 发明授权
    • Microscope zoom objective lens
    • 显微镜放大物镜
    • US06674582B2
    • 2004-01-06
    • US09986171
    • 2001-11-07
    • Kenji Kawasaki
    • Kenji Kawasaki
    • G02B1514
    • G02B21/025
    • The invention relates to a microscope zoom objective lens system having improved optical performance, and comprising a compact optical system with a zoom ratio of at least 3. The microscope zoom objective lens system comprises a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power and a third lens group G3 having positive refractive power. For zooming from a low to a high magnification side, the second and third lens groups G2 and G3 move along the optical axis while the separation between the first lens group G1 and the second lens group G2 becomes wide and the separation between the second lens group G2 and the third lens group G3 becomes narrow. The first lens group G1 comprises at least one doublet having positive refractive power and consisting of a positive lens and a negative lens. The positive lens has an Abbe number defined by &ngr;>80.
    • 本发明涉及具有改进的光学性能的显微镜变焦物镜系统,并且包括具有至少为3的变焦比的紧凑型光学系统。显微镜变焦物镜系统包括具有正屈光力的第一透镜组G1,第二透镜 具有负屈光力的组G2和具有正屈光力的第三透镜组G3。 为了从低倍率到高倍率侧的变焦,第二透镜组G2和第三透镜组G3沿着光轴移动,而第一透镜组G1和第二透镜组G2之间的间隔变宽,第二透镜组 G2和第三透镜组G3变窄。 第一透镜组G1包括至少一个具有正屈光力的双重透镜并由正透镜和负透镜组成。 正透镜具有由nu> 80定义的阿贝数。
    • 66. 发明授权
    • Lens barrel with variable eyepoint position and microscope using the same lens barrel
    • 具有可变眼点位置的镜头镜筒和使用相同镜筒的显微镜
    • US06407857B2
    • 2002-06-18
    • US09803942
    • 2001-03-13
    • Kenji Kawasaki
    • Kenji Kawasaki
    • G02B2104
    • G02B7/24G02B21/24
    • A lens barrel for microscope comprises a first optical system (G1), a second optical system (G2), and a third optical system (G3). The first optical system (G1) comprises a lens unit (G1L) which forms an intermediate image, a prism (P1), and deflecting mirrors (M1, M2). The second optical system (G2) comprises a deflecting mirror (M3) and a lens unit and converts an intermediate image by the lens unit (G1L) into a beam of parallel rays. The third optical system (G3) introduces the beam of parallel rays from the second optical system (G2) into an ocular. The deflecting mirror (M3) is configured to be turned around an axis normal to a center axis of the beam of rays from the first optical system (G1) and to a center axis of the beam of rays from the second optical system (G2) at the point P of intersection of these center axes. The horizontal distance from the optical axis of the objective to the eyepoint position, the eyepoint height, and the depression angle for observation are made variable by the lens barrel, so that a person of whatever build is allowed to perform observation with little fatigue in a natural posture.
    • 用于显微镜的镜筒包括第一光学系统(G1),第二光学系统(G2)和第三光学系统(G3)。 第一光学系统(G1)包括形成中间图像的透镜单元(G1L),棱镜(P1)和偏转镜(M1,M2)。 第二光学系统(G2)包括偏转镜(M3)和透镜单元,并将透镜单元(G1L)的中间图像转换为平行光束。 第三光学系统(G3)将来自第二光学系统(G2)的平行光束引入眼睛。 偏转镜(M3)被构造成围绕与第一光学系统(G1)的射线束的中心轴垂直的轴线和来自第二光学系统(G2)的射线束的中心轴线旋转, 在这些中心轴的交点P处。 从物镜的光轴到眼点位置的水平距离,眼点高度和观察用凹陷角度由镜筒变化,使得任何构造的人都可以在一点点疲劳中进行观察 自然姿势
    • 70. 发明授权
    • Apparatus for assembling an electric motor employing a casing body
having low dimensional accuracy
    • 用于组装采用具有低尺寸精度的壳体的电动机的装置
    • US5842271A
    • 1998-12-01
    • US858806
    • 1997-05-19
    • Kenji KawasakiTakayoshi InoueYasuo Maki
    • Kenji KawasakiTakayoshi InoueYasuo Maki
    • F04C29/00F04C18/02H02K15/16H02K15/14
    • H02K15/16Y10T29/49009Y10T29/53143
    • There is provided an apparatus for assembling an electric motor capable of equalizing a gap formed between a stator and a rotor even when a casing body has low dimensional accuracy. In assembling an electric motor, such as an electric motor section of a scroll compressor to be employed in an air conditioner, outer diameters of bearings are made smaller than an inner diameter of the casing body. In a first assembling machine, a first bearing is welded to the casing body with a center of an inner peripheral surface of the stator aligned with a center of the first bearing. A rotary shaft around which the rotor is mounted, is inserted into a center portion of the casing body. In a second bearing assembling machine, a second bearing is welded to the casing body with the center of the first bearing aligned with a center of the second bearing. Consequently, an electric motor can be produced in which the stator, the first bearing, and the second bearing are concentrically aligned with each other.
    • 提供了一种用于组装电动机的装置,即使当壳体具有低尺寸精度时,也可以使形成在定子和转子之间的间隙相等。 在组装诸如用于空调的涡旋压缩机的电动机部分的电动机中,使轴承的外径小于壳体的内径。 在第一组装机中,第一轴承焊接到壳体主体,定子的内周面的中心与第一轴承的中心对准。 安装有转子的旋转轴被插入壳体的中心部分。 在第二轴承组装机中,第二轴承焊接到壳体上,第一轴承的中心与第二轴承的中心对准。 因此,可以制造电动机,其中定子,第一轴承和第二轴承彼此同心对准。