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1. 发明授权

US08508847B2 Diffractive optical element and optical device 有权
$Diffractive optical element and optical device$
标题翻译：衍射光学元件和光学器件
公开(公告)号：US08508847B2
公开(公告)日：2013-08-13
申请号：US12979418
申请日：2010-12-28
申请人： Kazuhiro Yamada , Kazuhiro Minami , Yasuhiro Tanaka
发明人： Kazuhiro Yamada , Kazuhiro Minami , Yasuhiro Tanaka
IPC分类号： G02B5/18
CPC分类号： G02B27/4205 , G02B5/1895 , G02B27/4288
摘要： In a diffractive optical element, first and second optical members are stacked, and a diffraction grating is formed at an interface between the first and second optical members. In the diffractive optical element, an absorption coefficient α (mm−1) of the first optical member and a grating height h (μm) of the diffraction grating satisfy expressions (1) and (2): α≧0.04 (1) h≦263.18×α−0.9454 (2).
摘要翻译：在衍射光学元件中，堆叠第一和第二光学构件，并且在第一和第二光学构件之间的界面处形成衍射光栅。在衍射光学元件中，第一光学构件的吸收系数α（mm-1）和衍射光栅的光栅高度h（mum）满足式（1）和（2）：α= 0.04（1）h @ 263.18×α-0.9454（2）。

2. 发明申请

US20110157702A1 DIFFRACTIVE OPTICAL ELEMENT AND OPTICAL DEVICE 有权
标题翻译：衍射光学元件和光学器件
公开(公告)号：US20110157702A1
公开(公告)日：2011-06-30
申请号：US12979418
申请日：2010-12-28
申请人： Kazuhiro YAMADA , Kazuhiro Minami , Yasuhiro Tanaka
发明人： Kazuhiro YAMADA , Kazuhiro Minami , Yasuhiro Tanaka
IPC分类号： G02B5/18
CPC分类号： G02B27/4205 , G02B5/1895 , G02B27/4288
摘要： In a diffractive optical element, first and second optical members are stacked, and a diffraction grating is formed at an interface between the first and second optical members. In the diffractive optical element, an absorption coefficient α (mm−1) of the first optical member and a grating height h (μm) of the diffraction grating satisfy expressions (1) and (2): α≧0.04 (1) h≦263.18×α−0.9454 (2)
摘要翻译：在衍射光学元件中，堆叠第一和第二光学构件，并且在第一和第二光学构件之间的界面处形成衍射光栅。在衍射光学元件中，第一光学部件的吸收系数α（mm-1）和衍射光栅的光栅高度h（μm）满足式（1）和（2）：α≥0.04（1）h＆nlE; 263.18×α-0.9454（2）

3. 发明授权

US08529075B2 Antireflection structure, optical unit, and optical device 有权
标题翻译：防反射结构，光学单元和光学器件
公开(公告)号：US08529075B2
公开(公告)日：2013-09-10
申请号：US12676083
申请日：2008-09-03
申请人： Kazuhiro Yamada , Takamasa Tamura , Yasuhiro Tanaka
发明人： Kazuhiro Yamada , Takamasa Tamura , Yasuhiro Tanaka
IPC分类号： G02B5/22 , G02B7/02
CPC分类号： G02B1/118 , G02B5/003 , G02B5/045 , G02B7/02
摘要： An antireflection structure having a high antireflection effect is provided.An antireflection structure (50) reduces reflection of light having a wavelength equal to or larger than a predetermined wavelength, and absorbs the light whose reflection is reduced. The antireflection structure (50) includes a base structure portion (7) which is configured to have a plurality of structural units (70) arranged on a reference plane, and each having a tilted surface (71) so that an angle between the first side surface (71) and a reference plane (51) is a predetermined angle, and a plurality of fine concave/convex portions (8, 8, . . . ) which are formed on a surface of the base structure portion (7), and arranged within a cycle equal to or smaller than the predetermined wavelength.
摘要翻译：提供了具有高抗反射效果的抗反射结构。抗反射结构（50）减少了具有等于或大于预定波长的波长的光的反射，并且吸收反射减小的光。防反射结构（50）包括基部结构部（7），该基部构造部（7）被配置为具有布置在基准平面上的多个结构单元（70），并且各自具有倾斜表面（71），使得第一侧表面（71）和参考平面（51）是预定角度，并且形成在基部结构部分（7）的表面上的多个精细凹凸部（8,8 ...）和布置在等于或小于预定波长的周期内。

4. 发明申请

US20100172027A1 OPTICAL MEMBER 审中-公开
标题翻译：光学会员
公开(公告)号：US20100172027A1
公开(公告)日：2010-07-08
申请号：US12303594
申请日：2007-06-04
申请人： Kazuhiro Yamada , Yasuhiro Tanaka , Michihiro Yamagata , Katsuhiko Hayashi , Kazuhlko Ishimaru , Motonobu Yoshikawa
发明人： Kazuhiro Yamada , Yasuhiro Tanaka , Michihiro Yamagata , Katsuhiko Hayashi , Kazuhlko Ishimaru , Motonobu Yoshikawa
IPC分类号： G02B1/11
CPC分类号： G02B1/118 , G02B3/02 , G02B3/08
摘要： The present invention relates to an optical element and, more particularly relates to an optical element having at least one surface in which an antireflection concave-convex structure is formed.The present invention provides an optical member in which the generation of diffraction light and reflection is sufficiently suppressed and which has a structure that can be formed in a simple manner.On a first lens surface (10) of a lens 1, an antireflection concave-convex structure (11) including a plurality of cone convex portions (12) regularly arranged is formed. The antireflection concave-convex structure (11) is for suppressing reflection of light having a wavelength equal to or larger than a cycle of the cone convex portions (12). The antireflection concave-convex structure (11) is formed so that the cycle and/or a height of the structure units differ among regions of the first surface (10).
摘要翻译：光学元件技术领域本发明涉及一种光学元件，更具体地说，涉及具有形成有抗反射凹凸结构的至少一个面的光学元件。本发明提供了一种光学部件，其中衍射光和反射的产生被充分抑制，并且具有能够以简单的方式形成的结构。在透镜1的第一透镜面（10）上形成有规则排列的多个锥形凸部（12）的防反射凹凸结构（11）。抗反射凹凸结构（11）用于抑制波长等于或大于锥形凸部（12）的周期的光的反射。防反射凹凸结构（11）形成为使得结构单元的周期和/或高度在第一表面（10）的区域之间不同。

5. 发明授权

US08451538B2 Diffractive optical element and optical device 有权
$Diffractive optical element and optical device$
标题翻译：衍射光学元件和光学器件
公开(公告)号：US08451538B2
公开(公告)日：2013-05-28
申请号：US12979421
申请日：2010-12-28
申请人： Kazuhiro Yamada , Yasuhiro Tanaka
发明人： Kazuhiro Yamada , Yasuhiro Tanaka
IPC分类号： G02B5/18
CPC分类号： G02B27/4288 , G02B5/1866 , G02B5/1895 , G02B27/4205
摘要： In a diffractive optical element, a first optical member and a second optical member are stacked, and a diffraction grating is formed at an interface between the first and second optical members. The diffractive optical element is configured so that the followings fall within a predetermined range: an inter-material gradient which is a ratio of an amount of change in reference refractive indexes between the first optical member and the second optical member, to an amount of change in principal dispersions between the first optical member and the second optical member; and a blaze wavelength of the diffraction grating.
摘要翻译：在衍射光学元件中，堆叠第一光学构件和第二光学构件，并且在第一和第二光学构件之间的界面处形成衍射光栅。衍射光学元件被配置为使得以下内容落在预定范围内：作为第一光学构件和第二光学构件之间的参考折射率的变化量的比率的变化量与变化量之间的材料间梯度在第一光学构件和第二光学构件之间的主要分散体中; 和衍射光栅的火焰波长。

6. 发明申请

US20100271706A1 OPTICAL MEMBER AND OPTICAL SYSTEM, OPTICAL UNIT AND OPTICAL DEVICE INCLUDING THE OPTICAL MEMBER 审中-公开
标题翻译：光学部件和光学系统，光学单元和光学装置，包括光学部件
公开(公告)号：US20100271706A1
公开(公告)日：2010-10-28
申请号：US12305871
申请日：2007-06-20
申请人： Kazuhiro Yamada , Yasuhiro Tanaka , Michihiro Yamagata , Makoto Umetani , Takamasa Tamura , Motonobu Yoshikawa , Hiroshi Yamaguchi , Masaaki Sunohara
发明人： Kazuhiro Yamada , Yasuhiro Tanaka , Michihiro Yamagata , Makoto Umetani , Takamasa Tamura , Motonobu Yoshikawa , Hiroshi Yamaguchi , Masaaki Sunohara
IPC分类号： G02B1/11
CPC分类号： G02B1/118 , G03G15/0435 , G03G2215/00177 , G03G2215/0402
摘要： The present disclosure relates to an optical member in which an antireflection concave-convex structure for suppressing reflection of light is provided on its surface, and an optical system, an optical unit and an optical device each including the optical member.The present disclosure provides an optical member in which the generation of reflection light and diffraction light is sufficiently suppressed and which can be fabricated in a simple manner.A antireflection concave-convex structure (15) for suppressing reflection of light, formed of filiform convex portions (16) regularly arranged, is provided on an interior surface (1a) of a lens tube (1). The antireflection concave-convex structure (15) is configured so that an angle between a normal vector of an incident plane of the light whose reflection is to be suppressed and a vector connecting respective apexes of adjacent two of the structure units at the incident surface is 60 degrees or less.
摘要翻译：本发明涉及一种光学部件，其中在其表面上设置有用于抑制光反射的抗反射凹凸结构，以及每个包括光学部件的光学系统，光学单元和光学装置。本公开提供了一种光学构件，其中反射光的产生和衍射光被充分地抑制，并且可以以简单的方式制造。在透镜管（1）的内表面（1a）上设置用于抑制由规则排列的丝状凸部（16）形成的光的反射的防反射凹凸结构（15）。防反射凹凸结构（15）被构造为使得要抑制反射的光的入射面的法线向量与连接入射面相邻的两个结构单元的顶点的矢量之间的角度为 60度以下。

7. 发明申请

US20090190225A1 OPTICAL MEMBER AND OPTICAL DEVICE INCLUDING THE OPTICAL MEMBER 审中-公开
标题翻译：光学部件和光学装置，包括光学部件
公开(公告)号：US20090190225A1
公开(公告)日：2009-07-30
申请号：US12306740
申请日：2007-06-20
申请人： Kazuhiro Yamada , Yasuhiro Tanaka , Michihiro Yamagata
发明人： Kazuhiro Yamada , Yasuhiro Tanaka , Michihiro Yamagata
IPC分类号： G02B5/02 , G02B5/28
CPC分类号： G02B1/118 , G02B1/105 , G02B1/11 , G02B1/14
摘要： The present disclosure relates to an optical member and an optical device including the optical member. More particularly, the present disclosure relates to an optical member whose surface is configured to be an antireflection concave-convex structure for suppressing reflection of incident light, and an optical device including the optical member.The present invention provides an antireflection concave-convex structure having an excellent environmental resistance.An optical member (antireflection concave-convex structure) (1) includes: an optical member body (10); and a protective film (20) covering a surface (10a) of the optical member body (10) and transmitting the incident light. On the surface (10a) of the optical member body (10), a plurality of fine convex portions (12) are arranged to form an antireflection concave-convex structure (11) for suppressing reflection of incident light.
摘要翻译：本发明涉及一种光学构件和包括该光学构件的光学装置。更具体地说，本公开涉及一种光学部件，其表面被配置为用于抑制入射光的反射的抗反射凹凸结构，以及包括该光学部件的光学装置。本发明提供具有优异的耐环境性的抗反射凹凸结构。光学构件（抗反射凹凸结构）（1）包括：光学构件主体（10）; 以及覆盖所述光学构件本体（10）的表面（10a）并透射入射光的保护膜（20）。在光学构件本体（10）的表面（10a）上，设置有多个细微凸部（12），以形成抑制入射光反射的抗反射凹凸结构（11）。

8. 发明授权

US08792027B2 Solid-state image pickup device, imaging device, and dispersing element 有权
标题翻译：固态图像拾取装置，成像装置和分散元件
公开(公告)号：US08792027B2
公开(公告)日：2014-07-29
申请号：US12985353
申请日：2011-01-06
申请人： Michihiro Yamagata , Yasuhiro Tanaka , Kazuhiro Yamada , Kazuyoshi Itoh , Yasuyuki Ozeki
发明人： Michihiro Yamagata , Yasuhiro Tanaka , Kazuhiro Yamada , Kazuyoshi Itoh , Yasuyuki Ozeki
IPC分类号： H04N9/04 , H04N5/225 , H01L27/00 , H04N9/097
CPC分类号： H01L27/14629 , G02B5/18 , H01L27/14627
摘要： A solid-state image pickup device capable of taking more light into light receiving regions is provided. The solid-state image pickup device of the present invention includes: a photoelectric conversion unit having a plurality of light receiving regions that are two-dimensionally arrayed, the photoelectric conversion unit for photoelectrically converting light incident on each of the light receiving regions, and outputting an electric signal according to the intensity of the incident light; a lens unit comprising a plurality of converging lenses provided on an upper layer of the photoelectric conversion unit, each of the converging lens being provided corresponding to a set of continuous first to third light receiving regions; and a dispersing element provided between the photoelectric conversion unit and the lens unit, the dispersing element being formed of a medium whose refractive index varies periodically, and diffracting beams of a first wavelength band and of a third wavelength band, having been transmitted through the converging lens, and directing the beams onto the first light receiving region and the third light receiving region, and transmitting, without diffracting, a beam of a second wavelength band, having been transmitted through the converging lens, and directing the beam onto the second light receiving region.
摘要翻译：提供了能够将更多的光吸收到光接收区域的固体摄像装置。本发明的固态摄像装置具有：具有二维排列的多个受光区域的光电转换单元，对各受光区域入射的光进行光电转换的光电转换单元，并输出根据入射光强度的电信号; 透镜单元，包括设置在所述光电转换单元的上层上的多个会聚透镜，所述会聚透镜对应于一组连续的第一至第三光接收区域而设置; 以及设置在所述光电转换单元和所述透镜单元之间的分散元件，所述分散元件由折射率周期性变化的介质形成，并且衍射已经通过会聚的第一波长带和第三波长带的波束并且将光束引导到第一光接收区域和第三光接收区域上，并且在不衍射的情况下传输已经透过会聚透镜的第二波长带的光束，并将光束引导到第二光接收地区。

9. 发明申请

US20110157701A1 DIFFRACTIVE OPTICAL ELEMENT AND OPTICAL DEVICE 有权
标题翻译：衍射光学元件和光学器件
公开(公告)号：US20110157701A1
公开(公告)日：2011-06-30
申请号：US12979421
申请日：2010-12-28
申请人： Kazuhiro YAMADA , Yasuhiro Tanaka
发明人： Kazuhiro YAMADA , Yasuhiro Tanaka
IPC分类号： G02B5/18
CPC分类号： G02B27/4288 , G02B5/1866 , G02B5/1895 , G02B27/4205
摘要： In a diffractive optical element, a first optical member and a second optical member are stacked, and a diffraction grating is formed at an interface between the first and second optical members. The diffractive optical element is configured so that the followings fall within a predetermined range: an inter-material gradient which is a ratio of an amount of change in reference refractive indexes between the first optical member and the second optical member, to an amount of change in principal dispersions between the first optical member and the second optical member; and a blaze wavelength of the diffraction grating.
摘要翻译：在衍射光学元件中，堆叠第一光学构件和第二光学构件，并且在第一和第二光学构件之间的界面处形成衍射光栅。衍射光学元件被配置为使得以下内容落在预定范围内：作为第一光学构件和第二光学构件之间的参考折射率的变化量的比率的变化量与变化量之间的材料间梯度在第一光学构件和第二光学构件之间的主要分散体中; 和衍射光栅的火焰波长。

10. 发明申请

US20100165468A1 ANTIREFLECTION STRUCTURE, OPTICAL UNIT, AND OPTICAL DEVICE 有权
标题翻译：抗反射结构，光学单元和光学设备
公开(公告)号：US20100165468A1
公开(公告)日：2010-07-01
申请号：US12676083
申请日：2008-09-03
申请人： Kazuhiro Yamada , Takamasa Tamura , Yasuhiro Tanaka
发明人： Kazuhiro Yamada , Takamasa Tamura , Yasuhiro Tanaka
IPC分类号： G02B5/22 , G02B7/02
CPC分类号： G02B1/118 , G02B5/003 , G02B5/045 , G02B7/02
摘要： An antireflection structure having a high antireflection effect is provided.An antireflection structure (50) reduces reflection of light having a wavelength equal to or larger than a predetermined wavelength, and absorbs the light whose reflection is reduced. The antireflection structure (50) includes a base structure portion (7) which is configured to have a plurality of structural units (70) arranged on a reference plane, and each having a tilted surface (71) so that an angle between the first side surface (71) and a reference plane (51) is a predetermined angle, and a plurality of fine concave/convex portions (8, 8, . . . ) which are formed on a surface of the base structure portion (7), and arranged within a cycle equal to or smaller than the predetermined wavelength.
摘要翻译：提供了具有高抗反射效果的抗反射结构。抗反射结构（50）减少了具有等于或大于预定波长的波长的光的反射，并且吸收反射减小的光。防反射结构（50）包括基部结构部（7），该基部构造部（7）被配置为具有布置在基准平面上的多个结构单元（70），并且各自具有倾斜表面（71），使得第一侧表面（71）和参考平面（51）是预定角度，并且形成在基部结构部分（7）的表面上的多个精细凹凸部（8,8 ...）和布置在等于或小于预定波长的周期内。

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