LIGHT SOURCE DEVICE AND PROJECTOR
    1.
    发明申请
    LIGHT SOURCE DEVICE AND PROJECTOR 有权
    光源设备和投影机

    公开(公告)号:US20130250255A1

    公开(公告)日:2013-09-26

    申请号:US13797598

    申请日:2013-03-12

    CPC classification number: F21V13/08 G03B21/2013 G03B21/204 G03B33/08

    Abstract: A light source device includes first to third light sources, a fluorescent material, and a dichroic mirror. The dichroic mirror is constituted so that excitation light emitted from the first light source is transmitted through the dichroic mirror and applied to the fluorescent material, light of a first wavelength bandwidth emitted from the second light source is transmitted through the dichroic mirror and emitted in a predetermined emitting direction, generated light emitted from the fluorescent material is reflected by the dichroic mirror and emitted in the predetermined emitting direction, and at least a part of light of a second wavelength bandwidth from the third light source passes the outside of the dichroic mirror without entering the dichroic mirror, and is emitted in the predetermined emitting direction.

    Abstract translation: 光源装置包括第一至第三光源,荧光材料和二向色镜。 分色镜被构成为使得从第一光源发射的激发光透过分色镜并施加到荧光材料上,从第二光源发出的第一波长带宽的光透过分色镜并发射到 预定的发射方向,从荧光材料发射的产生的光被分色镜反射并以预定的发射方向发射,并且来自第三光源的第二波长带宽的至少一部分光通过分色镜的外部,而没有 进入分色镜,并以预定的发射方向发射。

    LIGHT SOURCE UNIT AND PROJECTOR
    3.
    发明申请

    公开(公告)号:US20170184951A1

    公开(公告)日:2017-06-29

    申请号:US15277064

    申请日:2016-09-27

    Abstract: According to an embodiment of the invention, there is provided a light source unit including a solid light emitting device which emits light source light, a diffuse plate which diffuses the light source light, and a light guiding device which diffuses light which exits from the diffuse plate, wherein the diffuse plate has a plurality of arc-shaped diffuse cells arranged along either of a first direction of an exit side surface thereof which lies opposite to an entrance side where the light source light enters and a second direction that intersects the first direction at substantially right angles, and wherein a diffuse angle in the first direction differs from a diffuse angle in the second direction.

    LIGHT SOURCE DEVICE AND PROJECTOR
    4.
    发明申请
    LIGHT SOURCE DEVICE AND PROJECTOR 有权
    光源设备和投影机

    公开(公告)号:US20130114044A1

    公开(公告)日:2013-05-09

    申请号:US13727469

    申请日:2012-12-26

    CPC classification number: G03B21/204 F21V9/30 G03B21/28

    Abstract: A light source device includes: a light emitting plate that has a plurality of segment regions including a transmissive portion that transmits light and a reflective portion on which a fluorescent substance layer; a light source that irradiates the fluorescent substance layer of the light emitting plate with the excitation light; a dichroic mirror that is disposed between the light source and the light emitting plate to transmit the excitation light and reflect fluorescent light from fluorescent substances of the fluorescent substance layer; and an optical device that condenses the excitation light transmitted by the transmissive portion of the light emitting plate and the fluorescent light reflected by the dichroic mirror on a single optical path to form a condensed light and radiate the condensed light toward the same direction.

    Abstract translation: 光源装置包括:发光板,其具有包括透射光的透射部分和具有荧光物质层的反射部分的多个分割区域; 用激发光照射发光板的荧光物质层的光源; 分光镜,设置在光源和发光板之间,以透射激发光并反射来自荧光物质层的荧光物质的荧光; 以及光学装置,其将由发光板的透射部分透射的激发光和由分色镜反射的荧光聚光在单个光路上,以形成聚光,并将聚光朝向相同方向辐射。

    COLLIMATOR LENS, LIGHT SOURCE UNIT INCLUDING SAME COLLIMATOR LENS, AND PROJECTOR
    5.
    发明申请
    COLLIMATOR LENS, LIGHT SOURCE UNIT INCLUDING SAME COLLIMATOR LENS, AND PROJECTOR 有权
    COLLIMATOR镜头,光源单元,包括相同的COLLIMATOR镜头和投影机

    公开(公告)号:US20160057397A1

    公开(公告)日:2016-02-25

    申请号:US14812185

    申请日:2015-07-29

    Abstract: A collimator lens has an entrance portion having an elongated recess portion which incident light enters, which is formed into a recess curved inwards towards an exit direction of the incident light, with the direction of a first axis intersecting an axis of the incident light at right angles defined as a longitudinal direction and in which a recessed edge in a cross section intersecting the first axis at right angles is formed into an arc, and an exit portion from which the incident light entering the entrance portion exits and which is formed so that a curvature of an arc-shaped edge in the cross section intersecting the first axis at right angles differs from a curvature of an arc-shaped edge in a cross section intersecting at right angles a second axis intersecting the axis of the incident light and the first axis at right angles.

    Abstract translation: 准直透镜具有入射部分,入射部分具有入射光的细长凹部,其形成为向入射光的出射方向向内弯曲的凹部,第一轴线的方向与入射光的轴线正交于右侧 定义为纵向方向的角度,其中与第一轴线成直角交叉的横截面中的凹入边缘形成为弧形,并且入射部分的入射光从该出射部分出射并形成为使得 在与第一轴成直角相交的横截面中的弧形边缘的曲率与在与入射光的轴线相交的第二轴线与第一轴线成直角相交的截面中的弧形边缘的曲率不同 直角

    LIGHT SOURCE UNIT ABLE TO EMIT LIGHT WHICH IS LESS INFLUENCED BY INTERFERENCE FRINGES
    6.
    发明申请
    LIGHT SOURCE UNIT ABLE TO EMIT LIGHT WHICH IS LESS INFLUENCED BY INTERFERENCE FRINGES 审中-公开
    光源单元不受干扰的影响而不受影响

    公开(公告)号:US20140168971A1

    公开(公告)日:2014-06-19

    申请号:US14108073

    申请日:2013-12-16

    Abstract: The invention is characterized in that (1) lens characteristics of a microlens array are made to differ between shining areas on to which laser beams are shone, (2) laser elements are disposed differently so that light distributions thereof are made to differ, or (3) the “collecting degrees” of laser beams by collimator lenses of the laser elements are made to differ from each other or one another, so that interference fringes generated by the laser beams are made less conspicuous.

    Abstract translation: 本发明的特征在于,(1)使微透镜阵列的透镜特性在激光束被照射的发光区域之间不同,(2)激光元件被不同地设置,使得其光分布不同,或( 3)使激光元件的准直透镜的激光束的“采集度”彼此不同,使得由激光束产生的干涉条纹变得不明显。

    LIGHT SOURCE UNIT AND PROJECTOR
    7.
    发明申请
    LIGHT SOURCE UNIT AND PROJECTOR 有权
    光源单位和投影机

    公开(公告)号:US20130242267A1

    公开(公告)日:2013-09-19

    申请号:US13801995

    申请日:2013-03-13

    Abstract: A light source unit includes an excitation light source, a plurality of light sources at least one of which emits a light ray in a wavelength band different from that of the excitation light source, a plurality of collimator lenses which make light rays from the light sources into parallel ones, a luminous light emitting device which receives the light ray from the excitation light source to emit a luminous light ray, a microlens array which diffuses the light rays from the light sources to a predetermined range and distributes the luminance thereof uniformly within the predetermined range and a collective lens which collects the light rays from the light sources which are emitted from the microlens array, and the light sources are disposed so that the light rays from the plurality of light sources intersect the light ray from the excitation light source at right angles.

    Abstract translation: 光源单元包括激发光源,多个光源,其中至少一个发射与激发光源不同的波长带的光线;多个准直透镜,其形成来自光源的光线 并入其中的发光装置,其接收来自激发光源的光线发射发光光线;微透镜阵列,其将来自光源的光线扩散到预定范围,并将亮度均匀地分布在该光源内; 收集从微透镜阵列发射的光源的光线的集体透镜,并且光源被设置成使得来自多个光源的光线与来自激发光源的光线相交, 直角。

    OPTICAL WHEEL, LIGHT SOURCE UNIT, AND PROJECTOR

    公开(公告)号:US20200103736A1

    公开(公告)日:2020-04-02

    申请号:US16566679

    申请日:2019-09-10

    Abstract: An optical wheel according to the present invention includes a luminescent material light emitting area on which light in a first wavelength range is incident from one side to thereby emit luminescent light excited by the light in the first wavelength range from another side, and a controlling and diffusing optical area including a controlling section on which the light in the first wavelength range is incident from the one side and configured to cause a diffusing characteristic of the light in the first wavelength range to differ between in a radial direction and in a circumferential direction.

    LIGHT SOURCE UNIT INCLUDING LASER DIODES AS LIGHT SOURCES AND MICROLENS ARRAY AND PROJECTOR
    10.
    发明申请
    LIGHT SOURCE UNIT INCLUDING LASER DIODES AS LIGHT SOURCES AND MICROLENS ARRAY AND PROJECTOR 有权
    光源单元,包括激光二极管作为光源和微阵列和投影仪

    公开(公告)号:US20150234264A1

    公开(公告)日:2015-08-20

    申请号:US14621558

    申请日:2015-02-13

    Abstract: A projector includes a light source unit comprising a microlens array having a first area and a second area having a wider interval than that of the first area, a first light source configured to emit light to be incident on the first area, and a second light source configured to emit light to be incident on the first area and the second area, wherein the microlens array diffuses the lights emitted from the first light source and the second light source by microlenses thereof, a collective lens collecting diffuse lights diffused by the microlens array, a display device on which the diffuse lights collected by the collective lens are shone to produce projected light, a projection optical system guiding the projected light produced by the display device, and a control unit controlling the display device and the light source unit.

    Abstract translation: 投影仪包括:光源单元,包括具有第一区域的微透镜阵列和具有比第一区域宽的间隔的第二区域;配置为发射入射在第一区域上的光的第一光源和第二光 源配置为发射入射在第一区域和第二区域上的光,其中微透镜阵列通过其微透镜扩散从第一光源和第二光源发射的光,收集由微透镜阵列扩散的漫射光的集体透镜 照射由集体透镜收集的漫射光以产生投影光的显示装置,引导由显示装置产生的投射光的投影光学系统以及控制显示装置和光源单元的控制单元。

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