LIGHT EXTRACTION FILM SYSTEM
    3.
    发明申请
    LIGHT EXTRACTION FILM SYSTEM 审中-公开
    光萃取膜系统

    公开(公告)号:US20080285304A1

    公开(公告)日:2008-11-20

    申请号:US11750384

    申请日:2007-05-18

    IPC分类号: F21V8/00 B29D11/00 F21V5/00

    CPC分类号: G02B6/0036 G02B6/0065

    摘要: A backlight comprises in order a lightguide plate with a sidelit light source and bonded thereto a light extraction unit containing in order from the lightguide plate, a first polymeric layer, an adhesive layer, a second polymeric layer bearing features at least partly embedded in the adhesive layer wherein the materials of the first polymeric layer, the adhesive layer, and the second polymeric layer differ by less than 0.05 in refractive index, the interstitial regions between the non-embedded portions of the features containing a material having a refractive index at least 0.1 lower than that of the material comprising the features.

    摘要翻译: 背光包括按照具有边界光源的光导板,并且将光引导单元按照从光导板顺序包含的光提取单元,第一聚合物层,粘合剂层,至少部分地嵌入粘合剂中的第二聚合物层承载特征 其中所述第一聚合物层,所述粘合剂层和所述第二聚合物层的材料的折射率相差小于0.05,所述特征的非嵌入部分之间的间隙区域包含折射率至少为0.1的材料 低于包含特征的材料。

    BACKLIGHT UNIT USING PARTICULAR DIRECT BACKLIGHT ASSEMBLY
    5.
    发明申请
    BACKLIGHT UNIT USING PARTICULAR DIRECT BACKLIGHT ASSEMBLY 审中-公开
    背光单元使用特殊的直接背光组件

    公开(公告)号:US20080089093A1

    公开(公告)日:2008-04-17

    申请号:US11549987

    申请日:2006-10-17

    IPC分类号: F21V7/04

    摘要: An illumination device comprising in order from bottom to top (a) a solid transparent light transmission plate having a bottom and top surface, and (b) a light extraction unit having a light entry and a light extraction surface separated from the transmission plate by one or more optical interfaces, said light transmission plate comprising at least one cavity/light source unit comprising a cavity containing a light source and air or other material of refractive index less than the light transmission plate, wherein the light plate includes a surface for restricting the angle at which at least some of the light from the light source leaves the cavity, wherein the light extraction unit includes (1) a light polarizer (2) a light-scatterer, or (3) a light redirector.

    摘要翻译: 一种照明装置,其从下到上依次包括(a)具有底表面和顶表面的固体透明透光板,以及(b)光提取单元,其具有从透射板分离的光入射和光提取表面, 或更多的光学接口,所述光透射板包括至少一个空腔/光源单元,所述腔/光源单元包括容纳光源的空腔或折射率小于所述透光板的空气或其它材料,其中所述光板包括用于限制 来自光源的至少一些光离开空腔的角度,其中光提取单元包括(1)光偏振器(2),光散射体,或(3)光重定向器。