Image displaying apparatus having plane mirror at conjugate to image displaying element
    51.
    发明授权
    Image displaying apparatus having plane mirror at conjugate to image displaying element 有权
    具有与图像显示元件共轭的平面镜的图像显示装置

    公开(公告)号:US09039196B2

    公开(公告)日:2015-05-26

    申请号:US13664830

    申请日:2012-10-31

    摘要: An image displaying apparatus including a light source, an image displaying element configured to control exiting of incident light to display an image, an illumination optical system configured to illuminate the image displaying element with light exiting from the light source, and a projection optical system configured to project an image displayed on a display surface of the image displaying element, to provide an enlarged display. The projection optical system includes a lens optical system, a first mirror configured to reflect light transmitted through the lens optical system, and a second mirror configured to reflect light reflected from the first mirror toward the surface to be projected onto, and one of the mirrors is arranged at a position conjugate to the image displaying element, and wherein an optical surface of the one mirror is arranged to face vertically downward.

    摘要翻译: 一种图像显示装置,包括光源,被配置为控制入射光的离开以显示图像的图像显示元件,被配置为用从所述光源射出的光照射所述图像显示元件的照明光学系统,以及配置 投影显示在图像显示元件的显示表面上的图像,以提供放大的显示。 投影光学系统包括透镜光学系统,被配置为反射透过透镜光学系统的光的第一反射镜和被配置为将从第一反射镜反射的光朝向要投影的表面反射的第二反射镜,并且其中一个反射镜 被布置在与图像显示元件共轭的位置处,并且其中一个反射镜的光学表面被布置成面向垂直向下。

    Optical scanning device and image forming apparatus
    54.
    发明授权
    Optical scanning device and image forming apparatus 有权
    光学扫描装置和图像形成装置

    公开(公告)号:US08670472B2

    公开(公告)日:2014-03-11

    申请号:US12698522

    申请日:2010-02-02

    IPC分类号: H01S3/10

    摘要: An optical scanning device includes a vertical-cavity surface-emitting laser light source that emits laser beams perpendicular to a top surface thereof; a first optical system that couples the beams from the light source; a deflecting unit that deflects the beams; a second optical system that guides the beams from the first optical system to the deflecting unit; a third optical system that focuses the beams deflected by the deflecting unit into an optical spot on a scanned surface; and a light-quantity adjusting element disposed between the light source and the deflecting unit and having a substrate formed of a first and second surfaces. The first surface of the light-quantity adjusting element is coated with neutral density coating and the second surface is coated with antireflection coating so that reflectance of the second surface is made smaller than reflectance of the first surface.

    摘要翻译: 光学扫描装置包括发射垂直于其顶表面的激光束的垂直腔表面发射激光光源; 耦合来自光源的光束的第一光学系统; 偏转单元,其使梁偏转; 将光束从第一光学系统引导到偏转单元的第二光学系统; 第三光学系统,其将由偏转单元偏转的光束聚焦到扫描表面上的光点中; 以及光量调节元件,其设置在所述光源和所述偏转单元之间,并具有由第一表面和所述第二表面形成的基板。 光量调节元件的第一表面涂覆有中性密度涂层,并且第二表面涂覆有抗反射涂层,使得第二表面的反射率小于第一表面的反射率。

    IMAGE DISPLAY DEVICE
    55.
    发明申请
    IMAGE DISPLAY DEVICE 审中-公开
    图像显示设备

    公开(公告)号:US20130114053A1

    公开(公告)日:2013-05-09

    申请号:US13669159

    申请日:2012-11-05

    IPC分类号: G03B21/28

    摘要: An image display device includes an image display element, a light source, an illumination system, a projector system comprising a refractive optical system including a plurality of lens groups, and a mirror train including a curved mirror, a first focus structure configured to move the respective lens groups of the refractive optical system by different amounts along a normal line of the image display element, and a second focus structure configured to move the respective lens groups along the normal line of the image display element by different amounts from those of the first focus structure.

    摘要翻译: 图像显示装置包括图像显示元件,光源,照明系统,包括多个透镜组的折射光学系统的投影仪系统和包括曲面镜的反射镜系统,第一焦点结构, 折射光学系统的各个透镜组沿着图像显示元件的法线的不同量,以及第二焦点结构,其被配置为沿着图像显示元件的法线沿着与第一 焦点结构。

    IMAGE DISPLAYING APPARATUS
    56.
    发明申请
    IMAGE DISPLAYING APPARATUS 有权
    图像显示装置

    公开(公告)号:US20130107234A1

    公开(公告)日:2013-05-02

    申请号:US13665503

    申请日:2012-10-31

    IPC分类号: G03B21/28

    摘要: Disclosed is an image displaying apparatus including an image displaying element configured to form an image to be projected and a projection optical system having a positive refractive power and configured to project the image to be projected onto a screen, wherein the projection optical system includes a lens optical system and a mirror optical system, the lens optical system including plural lens groups, the mirror optical system including a first mirror and a second mirror, the second mirror being a concave mirror, wherein an intermediate image of a pixel of the image displaying element is formed between the image displaying element and the second mirror, and wherein the first mirror is held to be capable of adjusting a position thereof.

    摘要翻译: 公开了一种图像显示装置,包括:图像显示元件,其被配置为形成要投影的图像;以及投影光学系统,具有正的折光力并被配置为将要投影的图像投影到屏幕上,其中所述投影光学系统包括透镜 光学系统和镜面光学系统,所述透镜光学系统包括多个透镜组,所述镜面光学系统包括第一反射镜和第二反射镜,所述第二反射镜是凹面镜,其中所述图像显示元件的像素的中间图像 形成在图像显示元件和第二反射镜之间,并且其中第一镜被保持为能够调节其位置。

    OPTICAL SCANNER AND IMAGE FORMING APPARATUS
    57.
    发明申请
    OPTICAL SCANNER AND IMAGE FORMING APPARATUS 有权
    光学扫描仪和图像形成装置

    公开(公告)号:US20110221857A1

    公开(公告)日:2011-09-15

    申请号:US13042935

    申请日:2011-03-08

    IPC分类号: B41J27/00

    CPC分类号: B41J2/471 G02B26/125

    摘要: An optical scanner includes a light source, a deflector and a scanning optical system. The scanning optical system includes a first optical system including at least one resin scanning lens, and a second optical system between the target surface and one resin scanning lens. The second optical system includes at least one of a folding mirror(s) and a glass sheet(s), wherein m1+g2=m2+g1 is satisfied wherein m1 and g1 are respectively number of the folding mirror(s) and number of the glass sheet(s) to which the first ray has a shorter optical path than the second ray does, m2 and g2 are respectively number of the folding mirror(s) and number of the glass sheet(s) to which the first ray has a longer optical path than the second ray does.

    摘要翻译: 光学扫描器包括光源,偏转器和扫描光学系统。 扫描光学系统包括包括至少一个树脂扫描透镜的第一光学系统和在目标表面和一个树脂扫描透镜之间的第二光学系统。 第二光学系统包括折射镜和玻璃板中的至少一个,其中m1 + g2 = m2 + g1,其中m1和g1分别是折叠镜的数量和 第一光线具有比第二光线短的光路的玻璃板,m2和g2分别是折射镜的数量和第一光线具有的玻璃板的数量 比第二根光线更长的光路。

    OPTICAL SCANNER AND IMAGE FORMING APPARATUS
    58.
    发明申请
    OPTICAL SCANNER AND IMAGE FORMING APPARATUS 有权
    光学扫描仪和图像形成装置

    公开(公告)号:US20110052263A1

    公开(公告)日:2011-03-03

    申请号:US12868207

    申请日:2010-08-25

    IPC分类号: G03G15/04 G02B26/10

    摘要: An optical scanner includes a light source including light emitters, an aperture member collimating light beams from the light source, a deflector deflecting the light beams passing through the aperture member, and a scanning optical system condensing the deflected light beams onto a scanned surface to optically scan the surface in a main-scanning direction. The scanning optical system includes a resin scanning system having at least one resin scanning lens. At least one folding mirror/sheet glass is disposed between a scanning lens nearest to the deflector in the resin scanning system and the scanned surface. At least one scanning lens in the resin scanning system has an uneven birefringence distribution with respect to a sub-scanning direction. An optical conjugate image of the aperture member is formed between a lens surface nearest to the deflector in the resin scanning system and a lens surface nearest to the scanned surface with respect to the sub-scanning direction.

    摘要翻译: 光学扫描仪包括光源,包括发光体,准直来自光源的光束的孔径构件,偏转穿过孔径构件的光束的偏转器以及将偏转的光束聚集到扫描表面上的光学系统,以光学地 在主扫描方向扫描表面。 扫描光学系统包括具有至少一个树脂扫描透镜的树脂扫描系统。 在树脂扫描系统中最靠近偏转器的扫描透镜与被扫描表面之间设置至少一个折叠镜/平板玻璃。 树脂扫描系统中的至少一个扫描透镜相对于副扫描方向具有不均匀的双折射分布。 孔径构件的光学共轭图像形成在树脂扫描系统中最靠近偏转器的透镜表面和相对于副扫描方向最靠近被扫描表面的透镜表面之间。

    Illumination apparatus that suppresses light intensity distribution irregularity and projection-type display apparatus using the illumination apparatus
    59.
    发明授权
    Illumination apparatus that suppresses light intensity distribution irregularity and projection-type display apparatus using the illumination apparatus 有权
    抑制光强度分布不规则的照明装置和使用该照明装置的投影型显示装置

    公开(公告)号:US07507942B2

    公开(公告)日:2009-03-24

    申请号:US11808700

    申请日:2007-06-12

    申请人: Hibiki Tatsuno

    发明人: Hibiki Tatsuno

    IPC分类号: G01J1/32

    摘要: An illumination apparatus includes: a light source including at least one light-emitting element, the light-emitting element being configured to emit light and having an uneven light distribution characteristic; a coupling optical system disposed corresponding to the light source and configured to convert the light emitted from the light source into substantially parallel light; a light condensing optical system configured to condense the light from the light source, converted into the substantially parallel light by the coupling optical system, at a predetermined focal position; an illuminated surface as an object to be illuminated by the light from the light source condensed by the light condensing optical system; and an optical element disposed between the coupling optical system and the light condensing optical system, and configured to reduce irregular distribution of an amount of light on the illuminated surface caused by the light distribution characteristic of the light-emitting element.

    摘要翻译: 照明装置包括:光源,包括至少一个发光元件,所述发光元件被配置为发光并具有不均匀的光分布特性; 耦合光学系统,其对应于所述光源设置并且被配置为将从所述光源发射的光转换成基本上平行的光; 聚光光学系统,其被配置为在预定的焦点位置处将来自所述光源的光在所述耦合光学系统中进行冷凝,并被转换成基本平行的光; 作为被来自由聚光光学系统聚光的光源的光照射的被照明物体的照明面; 以及设置在所述耦合光学系统和所述聚光光学系统之间的光学元件,并且被配置为减少由所述发光元件的光分布特性引起的所述被照射表面上的光量的不规则分布。

    Image reading apparatus and image forming apparatus
    60.
    发明申请
    Image reading apparatus and image forming apparatus 有权
    图像读取装置和图像形成装置

    公开(公告)号:US20080180774A1

    公开(公告)日:2008-07-31

    申请号:US12010398

    申请日:2008-01-24

    申请人: Hibiki Tatsuno

    发明人: Hibiki Tatsuno

    IPC分类号: G02B27/02

    摘要: An image reading apparatus includes a light source that illuminates light on an original document surface, an optical illumination system that leads the light emitted from the light source towards a reading target region, an imaging optical system that images the light reflected from the original document surface, the image optical system, and a sensor provided in an imaging part of the imaging optical system, for reading an image of an original document on the original document surface. The optical illumination system comprises an optical member and a plurality of reflective members, and an area for disposing the members of the illumination optical system is divided into two areas by a virtual plane perpendicular to the original document surface, parallel to the length direction, and passing through the area for disposing the members, and at least one of the reflective members is disposed in each of the areas.

    摘要翻译: 图像读取装置包括:照射原稿的光源的光源;将从光源射出的光朝向读取对象区域引导的光照射系统;成像光学系统,对来自原稿的反射面的光进行成像; 图像光学系统和设置在成像光学系统的成像部分中的传感器,用于读取原始文档表面上的原稿的图像。 光学照明系统包括光学构件和多个反射构件,并且用于设置照明光学系统的构件的区域通过垂直于原稿的平面于长度方向的虚拟平面分成两个区域,以及 通过用于配置构件的区域,并且至少一个反射构件设置在每个区域中。