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    • 2. 发明授权
    • Optical element, optical lowpass filter, and solid-state imaging device
    • 光学元件,光学低通滤波器和固态成像装置
    • US07927687B2
    • 2011-04-19
    • US12046148
    • 2008-03-11
    • Kazuhiro HaraTakehiko UeharaHiroyuki Mukaiyama
    • Kazuhiro HaraTakehiko UeharaHiroyuki Mukaiyama
    • B32B3/00B32B23/02B32B17/06
    • G02B5/3083G02B1/02G02B27/46Y10T428/24752Y10T428/24777Y10T428/31935
    • To provide an optical element, an optical lowpass filter, and a solid-state imaging device of which quality and capability are hard to deteriorate even if they are continually subject to both of a high-temperature, high-humid environment and a normal environment. An optical lowpass filter includes a first birefringent plate, an IR-cut glass, a ¼ retardation film, a second birefringent plate, and a pressure sensitive adhesive as a bonding layer bonding these members. The pressure sensitive adhesive primarily contains a pressure sensitive adhesive main agent polymer composed of a monomer including many hydrophilic groups so as to enhance permeableness of water within the pressure sensitive adhesive. In addition, by selecting a mixing weight ratio of the pressure sensitive adhesive main agent polymer, the permeableness can be further enhanced. Therefore, such an optical element and an optical component can be obtained that are hard to become white turbid under the high-humidity environment by making the pressure sensitive adhesive thereof have efficient and saturated water; and that discharge water that is inside the pressure sensitive adhesive from the periphery thereof to the air so as to recover their optical properties in a short period of time under the normal environment.
    • 为了提供一种光学元件,光学低通滤波器和固态成像装置,其质量和能力即使连续地经受高温,高湿度环境和正常环境两者也难以劣化。 光学低通滤波器包括第一双折射板,IR切割玻璃,1/4延迟膜,第二双折射板和粘合剂作为粘合层的压敏粘合剂。 压敏粘合剂主要含有由包含许多亲水基团的单体组成的压敏粘合剂主剂聚合物,以增强压敏粘合剂内水的渗透性。 此外,通过选择压敏粘合剂主剂聚合物的混合重量比,可以进一步提高渗透性。 因此,通过使其压敏粘合剂具有有效且饱和的水,可以获得在高湿环境下难以变得白浊的光学元件和光学部件; 并且从周围向空气中排出压敏粘合剂内的水,以便在正常环境下在短时间内恢复其光学性能。
    • 3. 发明申请
    • Liquid crystal projector
    • 液晶投影仪
    • US20060262233A1
    • 2006-11-23
    • US11430247
    • 2006-05-09
    • Takehiko UeharaKazuhiro HaraHiroyuki Mukaiyama
    • Takehiko UeharaKazuhiro HaraHiroyuki Mukaiyama
    • G02F1/1335
    • G03B21/006
    • There is provided a liquid crystal projector capable of enhancing heat radiation of light modulating means including a liquid crystal light valve, preventing dust or the like from being attached to the surface of the liquid crystal light valve, and making black matrixes formed between pixels in the liquid crystal light valve invisible. The liquid crystal projector includes a light source unit, colored-ray dividing means for dividing light emitted from the light source unit into three colored rays, light modulating means for serving to modulate the three colored rays on the basis of a given image signal and to emit the modulated rays which are predetermined linear polarized rays, colored-ray synthesizing means for synthesizing the modulated rays, and optical projection means for enlarging and projecting the synthesized rays synthesized by the colored-ray synthesizing means onto a screen. The light modulating means includes entrance dust-proof glasses 420R, 420G, and 420B made of crystallized quartz or sapphire having a uniaxial crystal structure and disposed on entrance sides of liquid crystal light valves 440R, 440G, and 440B of the light modulating means, respectively, and exit dust-proof glasses 460R, 460G, and 460B made of crystallized quartz or sapphire having birefringence and disposed on exit sides thereof, respectively.
    • 提供一种液晶投影仪,其能够增强包括液晶光阀的光调制装置的散热,防止灰尘等附着到液晶光阀的表面,并且使得在 液晶光阀不可见。 液晶投影仪包括:光源单元,用于将从光源单元发射的光分成三个着色光的着色光分割装置,用于根据给定的图像信号调制三个彩色光的光调制装置,以及 发出作为预定线性偏振光的调制光线,用于合成调制光线的着色光合成装置,以及用于将由着色射线合成装置合成的合成光线放大投影到屏幕上的光学投影装置。 光调制装置包括由具有单轴晶体结构的结晶石英或蓝宝石制成的入口防尘玻璃420 R,420 G和420 B,并设置在液晶光阀440 R,440 G和440 B的入口侧 光调制装置分别由具有双折射的结晶石英或蓝宝石制成的出口防尘玻璃460R,460G和460B分别设置在出射侧。
    • 4. 发明申请
    • Optical part and projector
    • 光学部件和投影机
    • US20060209220A1
    • 2006-09-21
    • US11376217
    • 2006-03-16
    • Kazuhiro HaraTakehiko UeharaHiroyuki Mukaiyama
    • Kazuhiro HaraTakehiko UeharaHiroyuki Mukaiyama
    • G02F1/1335
    • H04N9/3105G02B27/283G02F1/133512G02F1/13363G02F2001/133637G02F2001/133638G02F2413/04
    • An optical part is provided on a light emission side of a light modulating device. The light modulating device includes: a pair of substrates which are opposite to each other; liquid crystal which is injected between the substrates; pixel electrodes which are arranged in a matrix on one of the pair of substrates opposite to each other; and a black matrix that includes transmissive portions which are arranged on the other substrate so as to correspond to the pixel electrodes and lattice-shaped light shielding portions, each having sides substantially orthogonal to each other, which cover portions other than the pixel electrodes. The optical part includes: a first optical element which converts linearly polarized light emitted from the light modulating device into circularly polarized light; a first birefringence plate which has an optical axis arranged along one side of each of the lattice-shaped light shielding portions forming the black matrix of the light modulating device; a second optical element which converts a normal light beam and an abnormal light beam emitted from the first birefringence plate into circularly polarized light beams; and a second birefringence plate on which the light beams emitted from the second optical element are incident and which has an optical axis substantially orthogonal to that of the first birefringence plate. In addition, the first optical element, the first birefringence plate, the second optical element, and the second birefringence plate are arranged in this order on the light emission side of the light modulating device.
    • 在光调制装置的发光侧设置有光学部件。 光调制装置包括:彼此相对的一对基板; 注入基板之间的液晶; 在彼此相对的一对基板中的一个上排列成矩阵的像素电极; 以及黑色矩阵,其包括布置在另一基板上的透射部分,以便对应于像素电极和格子状的遮光部分,每个像素电极和格子状的遮光部分都具有彼此大致正交的侧面,其覆盖除了像素电极之外的部分。 光学部件包括:将从光调制装置发射的线偏振光转换成圆偏振光的第一光学元件; 第一双折射板,其具有沿形成光调制装置的黑矩阵的每个格子状遮光部的一侧布置的光轴; 第二光学元件,其将正常光束和从第一双折射板发射的异常光束转换成圆偏振光束; 以及第二双折射板,其中从第二光学元件发射的光束入射并且具有基本上与第一双折射板的光轴正交的光轴。 此外,第一光学元件,第一双折射板,第二光学元件和第二双折射板依次布置在光调制装置的发光侧。
    • 7. 发明授权
    • Progressive multifocal lens and manufacturing method of eyeglass lens
and progressive multifocal lens
    • 渐进多焦点镜片和眼镜镜片和渐进多焦点镜片的制造方法
    • US6019470A
    • 2000-02-01
    • US849386
    • 1997-06-03
    • Hiroyuki MukaiyamaKazutoshi Kato
    • Hiroyuki MukaiyamaKazutoshi Kato
    • G02C7/02G02C7/06
    • G02C7/061G02C7/068
    • A progressive multifocal lens used for correction of vision includes a progressive refractive surface positioned closest to the user's eye when the lens is worn by the user, and a second surface on an object side of the lens. Because the base curve of the second surface can be a constant spherical surface, it is possible to prevent variations in magnification due to shape factors. In addition, differences in magnification between a distance-vision region and a near-vision region of the progressive multifocal lens are reduced, and variations in the magnification of a progressive refractive region in the progressive multifocal lens can be suppressed. Accordingly, image jumping and warping due to differences in magnification are reduced, resulting in a comfortable visual field for the user. A progressive multifocal lens for correction of astigmatism includes a progressive refractive surface and a toric surface that are combined to form a composite surface positioned closest to the user's eye when the lens is worn by the user.
    • PCT No.PCT / JP96 / 02973 Sec。 371日期:1997年6月3日 102(e)日期1996年6月3日PCT 1996年10月11日PCT PCT。 公开号WO97 / 19382 日期1997年5月29日用于矫正视力的渐进多焦点镜片包括当使用者佩戴镜片时最接近使用者眼睛的逐渐折射表面,以及镜片物体侧的第二表面。 由于第二面的基础曲线可以是恒定的球面,因此可以防止由于形状因素引起的放大率的变化。 此外,渐进多焦点透镜的距离视野区域和近视区域之间的放大率的差异减小,并且能够抑制渐变多焦点透镜中的渐进折射区域的放大倍数的变化。 因此,由于放大率的差异导致的图像跳跃和翘曲减少,导致用户舒适的视野。 用于矫正散光的渐进多焦点透镜包括逐渐折射表面和复曲面,当透镜被使用者佩戴时,其被组合以形成最靠近使用者眼睛的复合表面。
    • 8. 发明授权
    • Variable focus type eyesight correcting apparatus
    • 可变焦型视力矫正装置
    • US5644374A
    • 1997-07-01
    • US410902
    • 1995-03-27
    • Hiroyuki MukaiyamaKazutoshi KatoAkira Komatsu
    • Hiroyuki MukaiyamaKazutoshi KatoAkira Komatsu
    • G02C7/02G02C7/08G02C7/06
    • G02C7/065G02C7/061G02C7/081G02C2202/16
    • A variable focus type eyesight correcting apparatus in which a plurality of optical lenses are superimposed on each other and in which a refracting power is changed by relatively sliding the lenses in the direction of the superimposed surfaces, achieves a reduction of astigmatism, assurance of uniform refracting power, prevention of diffused reflection, which could be caused if a plurality of refractive surfaces are present, and miniaturization of lens system. When a change of astigmatism in each constituent lens in the variable focus type eyesight correcting apparatus is expressed by contours spaced at intervals of arbitrary diopter, the contours are arranged to be substantially linear and parallel to the principal meridian. The astigmatism becomes absent and the refracting power becomes constant in the region where the eyeglass lenses of the present invention are superimposed on each other, whereby the lenses of the invention can have the optical performance identical to that of single focal lens.
    • 一种可变焦点型视力矫正装置,其中多个光学透镜彼此重叠,并且通过使透镜相对于叠加表面的方向相对滑动而改变折射力,实现了散光的减小,均匀折射的保证 功率,防止扩散反射,如果存在多个折射表面,则可能导致透镜系统的小型化。 当可变焦距视力矫正装置中每个构成透镜中的散光变化由任意屈光度间隔的轮廓表示时,轮廓被布置成基本上线性并且平行于主子午线。 在本发明的眼镜镜片彼此重叠的区域中,散光变得不存在并且折射力变得恒定,由此本发明的透镜可以具有与单焦点透镜相同的光学性能。
    • 9. 发明授权
    • Apparatus and method for manufacturing a progressive multi-focal lens
    • 用于制造渐进式多焦点透镜的装置和方法
    • US06199983B1
    • 2001-03-13
    • US09091191
    • 1998-06-10
    • Kazutoshi KatoAkira KomatsuHiroyuki MukaiyamaTadashi Kaga
    • Kazutoshi KatoAkira KomatsuHiroyuki MukaiyamaTadashi Kaga
    • G02C706
    • G02C7/061G02C7/027G02C7/028
    • A manufacturing method of a progressive multi-focal lens which has a progressive surface area comprising a distance portion and a near portion, which have different refractive powers, and a progressive portion positioned between them in which the refractive power changes progressively. The progressive surface which reflects customized information for each individual user including at least one of the information concerning each individual user's eyes or lifestyle of the user is designed. A lens design process provides processing data for the progressive multi-focal lenses with the custom-made progressive surfaces. By so doing, it is possible to provide the most appropriate spectacle lenses for the users and, at the same time, it is possible to eliminate the process of storing lenses in a semi-finished state after being processed so that it is possible to provide lenses which are suited to users at a lower cost.
    • 渐进式多焦点透镜的制造方法,其具有包括具有不同屈光力的距离部分和近部分的渐进表面区域和位于它们之间的渐进部分,其中折射力逐渐变化。 设计反映针对每个个体用户的定制信息的渐进表面,包括关于每个用户的用户的眼睛或生活方式的信息中的至少一个信息。 透镜设计过程提供具有定制渐进表面的渐进式多焦点镜头的处理数据。 通过这样做,可以为用户提供最合适的眼镜镜片,并且同时可以在处理之后消除在半成品状态下存储镜片的过程,使得可以提供 以较低成本适合用户的镜头。