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    Antireflection coating with electromagnetic wave shielding effect and optical member having the antireflection coating
    1.
    发明授权
    Antireflection coating with electromagnetic wave shielding effect and optical member having the antireflection coating 失效
    具有电磁波屏蔽效果的防反射涂层和具有抗反射涂层的光学部件

    公开(公告)号：US6104534A

    公开(公告)日：2000-08-15

    申请号：US44802

    申请日：1998-03-20

    申请人： Tatsuo Ohta ,  Shingo Nakamura ,  Satoshi Nakano

    发明人： Tatsuo Ohta ,  Shingo Nakamura ,  Satoshi Nakano

    IPC分类号： B32B15/08 ,  G02B1/10 ,  G02B1/11 ,  G02B1/116 ,  G02B1/14 ,  G09F9/00 ,  H04N5/72 ,  H05K9/00 ,  G02B5/28

    CPC分类号： G02B1/116

    摘要： In an optical member having a coating for reducing a ray reflecting on the coating and for reducing an electromagnetic wave incident on the coating, the optical member includes: a transparent substrate; and the coating including, and formed on the transparent substrate in the order named from the transparent substrate, a first light transmitting thin layer having a high refractive index, a first light transmitting thin layer having a low refractive index, a second light transmitting thin layer having a high refractive index, a second light transmitting thin layer having a low refractive index. At least one of the first light transmitting thin layer having the high refractive index and the second light transmitting thin layer having the high refractive index is a transparent conductive layer having a sheet resistivity of 100 .OMEGA./.quadrature. or less.

    摘要翻译： 在具有用于减少在涂层上反射的光线并用于减少入射在涂层上的电磁波的涂层的光学部件中，所述光学部件包括：透明基板; 以及从所述透明基板起依次形成在所述透明基板上的所述涂层具有高折射率的第一透光薄膜，具有低折射率的第一透光薄膜，第二透光薄层 具有高折射率，具有低折射率的第二透光薄层。 具有高折射率的第一透光薄层和具有高折射率的第二透光薄层中的至少一个是具有100欧姆/平方厘米的薄膜电阻率的透明导电层。

    Electromagnetic wave attenuating transparent member
    2.
    发明授权
    Electromagnetic wave attenuating transparent member 有权
    电磁波衰减透明构件

    公开(公告)号：US06319598B1

    公开(公告)日：2001-11-20

    申请号：US09358557

    申请日：1999-07-22

    申请人： Satoshi Nakano ,  Setsuo Tokuhiro ,  Shingo Nakamura ,  Tatsuo Ohta

    发明人： Satoshi Nakano ,  Setsuo Tokuhiro ,  Shingo Nakamura ,  Tatsuo Ohta

    IPC分类号： G02B111

    CPC分类号： H05K9/0096 ,  H01J29/868 ,  H01J2229/8918 ,  Y10T428/24992

    摘要： An electromagnetic wave attenuating transparent member includes; a transparent base material, and a plurality of structural layers including at least one transparent conductive layer. Sheet resistivity of the electromagnetic wave attenuating transparent member is 100 &OHgr;/cm2 or less, and the plurality of structural layers include a first layer and a second layer which is provided to be farther than the first layer from the transparent base material, and has density which is higher than that of the first layer.

    摘要翻译： 电磁波衰减透明构件包括： 透明基材，以及包括至少一个透明导电层的多个结构层。 电磁波衰减透明构件的薄层电阻率为100欧姆/平方厘米以下，多个结构层包括第一层和第二层，该第一层和第二层被设置为比透明基材远离第一层，并且具有密度 比第一层高。

    Antireflection coating, optical element, and optical transceiver module
    4.
    发明授权
    Antireflection coating, optical element, and optical transceiver module 有权
    防反射涂层，光学元件和光收发模块

    公开(公告)号：US07599119B2

    公开(公告)日：2009-10-06

    申请号：US11331018

    申请日：2006-01-13

    申请人： Katsuya Nakamura ,  Tatsuo Ohta ,  Setsuo Tokuhiro ,  Kunihiko Taka ,  Shingo Nakamura

    发明人： Katsuya Nakamura ,  Tatsuo Ohta ,  Setsuo Tokuhiro ,  Kunihiko Taka ,  Shingo Nakamura

    IPC分类号： G02B1/10

    CPC分类号： G02B6/4204 ,  G02B1/115

    摘要： An antireflection coating provided on an optical element which passes through at least two wavelengths of light in the wavelength range of 1300-1600 nm, wherein the antireflection coating comprises: a high refractive index layer; a low refractive index layer having a refractive index lower than a refractive index of the high refractive index layer; and a supplementary layer having a composition different from a composition of the high refractive index layer or from a composition of the low refractive index layer, and being provided adjacent to the high refractive index layer or to the low refractive index layer.

    摘要翻译： 一种防反射涂层，其设置在通过1300-1600nm波长范围内的至少两个波长的光学元件上，其中所述抗反射涂层包括：高折射率层; 折射率低于高折射率层的折射率的低折射率层; 以及具有与高折射率层的组成不同的组成或与低折射率层的组成不同的辅助层，并且邻近高折射率层或低折射率层设置。

    Sputtering apparatus
    6.
    发明申请
    Sputtering apparatus 审中-公开
    溅射装置

    公开(公告)号：US20050109616A1

    公开(公告)日：2005-05-26

    申请号：US10971112

    申请日：2004-10-25

    申请人： Tatsuo Ohta ,  Satoshi Nakano ,  Setsuo Tokuhiro

    发明人： Tatsuo Ohta ,  Satoshi Nakano ,  Setsuo Tokuhiro

    IPC分类号： C23C14/34 ,  C23C14/35 ,  C23C14/00

    CPC分类号： C23C14/352

    摘要： A sputtering apparatus for applying a thin film coating to a substrate containing, in a vacuum chamber, at least two cylindrical targets and at least two magnets each juxtaposed to one of the targets so as to generate a magnetic field in a vicinity of an outer surface of the target, wherein, the following relationship is satisfied d1≦3d2, provided that d1 is a distance between the outer surfaces of the two targets and d2 is any one of distances between the outer surfaces of the targets and the substrate.

    摘要翻译： 一种用于将薄膜涂层施加到在真空室中包含至少两个圆柱形靶和至少两个磁体的溅射装置，每个磁体与所述靶中的一个并置，以便在外表面附近产生磁场 其中，满足以下关系：d1 <= 3d2，条件是d1是两个目标的外表面之间的距离，d2是目标和基板的外表面之间的距离中的任何一个。

    Optical member having antireflection film thereon
    8.
    发明授权
    Optical member having antireflection film thereon 失效
    具有防反射膜的光学部件

    公开(公告)号：US5920431A

    公开(公告)日：1999-07-06

    申请号：US879984

    申请日：1997-06-20

    申请人： Setsuo Tokuhiro ,  Satoshi Nakano ,  Tatsuo Ohta

    发明人： Setsuo Tokuhiro ,  Satoshi Nakano ,  Tatsuo Ohta

    IPC分类号： G02B1/11 ,  G02B1/10

    CPC分类号： G02B1/115

    摘要： An optical member includes a synthetic resin substrate: and an antireflection film including at least a mixture film composed of tantalum oxide (Ta.sub.2 O.sub.5) and titanium oxide (TiO.sub.2), and a film having a refractive index lower than that of the mixture film. The antireflection film is coated on the synthetic resin substrate.

    摘要翻译： 光学构件包括合成树脂基板和至少包括由氧化钽（Ta 2 O 5）和氧化钛（TiO 2）组成的混合膜的抗反射膜和折射率低于混合膜的折射率的膜。 防反射膜涂覆在合成树脂基板上。

    Image pickup device and portable terminal
    9.
    发明申请
    Image pickup device and portable terminal 审中-公开
    图像拾取装置和便携式终端

    公开(公告)号：US20050068456A1

    公开(公告)日：2005-03-31

    申请号：US10936351

    申请日：2004-09-08

    申请人： Tatsuo Ohta ,  Satoshi Nakano ,  Susumu Yamaguchi

    发明人： Tatsuo Ohta ,  Satoshi Nakano ,  Susumu Yamaguchi

    IPC分类号： G02B5/22 ,  G02B5/20 ,  G02B13/00 ,  H04N5/225

    CPC分类号： G02B13/004 ,  G02B5/208 ,  G02B13/006 ,  H04N5/2254

    摘要： An image pickup device includes: an image pickup lens; an image sensor mounted on a substrate; and a holding member having an infrared cut-off filter thereon, the infrared cut-off filter is formed by laminating a plurality of films in order to cut off an infrared wavelength range of an incident light, wherein the holding member is arranged between the image pickup lens and the image sensor.

    摘要翻译： 图像拾取装置包括：图像拾取透镜; 安装在基板上的图像传感器; 以及在其上具有红外线截止滤波器的保持构件，所述红外线截止滤波器是通过层叠多个薄膜而形成的，以便截断入射光的红外波长范围，其中保持构件设置在图像之间 拾取镜头和图像传感器。

    Objective lens and optical pickup apparatus
    10.
    发明授权
    Objective lens and optical pickup apparatus 失效
    物镜和光学拾取装置

    公开(公告)号：US07161744B2

    公开(公告)日：2007-01-09

    申请号：US11097159

    申请日：2005-04-04

    申请人： Tatsuo Ohta ,  Takashi Nozaki

    发明人： Tatsuo Ohta ,  Takashi Nozaki

    IPC分类号： G02B13/24 ,  G02B1/10 ,  G02B13/14

    CPC分类号： G11B7/13922 ,  G11B7/1374 ,  G11B7/139 ,  G11B2007/0006 ,  G11B2007/13727

    摘要： An objective lens for converging a monochromatic light flux having a specific wavelength in a range of 350 to 450 nm on an optical information recording medium while the objective lens is placed facing the optical information recording medium, the objective lens comprising: a lens body containing a polymer resin having an alicyclic structure; a first film having a refractive index of less than 1.7 for light having a wavelength of 405 nm; a second film having a refractive index of 1.7 or more for the light having the wavelength of 405 nm; and a third film having a refractive index of 1.55 or less for the light having the wavelength of 405 nm, wherein: the first film, the second film and the third film are provided on the lens body; the first film is provided between the lens body and the second film; the second film is provided between the first film and the third film; and a thickness of the first film is in a range of 50 to 15000 nm.

    摘要翻译： 一种物镜，用于在将物镜放置在面向光信息记录介质的同时，将特定波长在350至450nm范围内的单色光束会聚在光学信息记录介质上，该物镜包括：透镜体， 具有脂环结构的聚合物树脂; 对波长405nm的光具有折射率小于1.7的第一膜; 对于波长为405nm的光，其折射率为1.7以上的第二膜; 以及对于波长为405nm的光，折射率为1.55以下的第三膜，其中：所述第一膜，所述第二膜和所述第三膜设置在所述透镜体上; 第一膜设置在透镜体和第二膜之间; 第二膜设置在第一膜和第三膜之间; 第一膜的厚度为50〜15000nm的范围。