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    • 1. 发明申请
    • ILLUMINATION APPARATUS
    • 照明设备
    • US20140055994A1
    • 2014-02-27
    • US13975260
    • 2013-08-23
    • Southern Taiwan University of Science and Technology
    • CHIH-CHIEH KANGJENG-FENG LINCHING-YU CHENSYUE-AN CENGKAI-MING CHUANGYU-RUI YANG
    • F21V7/04
    • F21V7/048F21V7/0058F21V7/041F21Y2103/33F21Y2115/10
    • An illumination apparatus includes a frame, an optical base plate, a light source and an optical film. The optical base plate is disposed in the frame and has a protrusion area at the center of the optical base plate. The protrusion area has at least a protrusion portion, which has at least a reflective surface. The reflective surface includes a plurality of inclined surfaces with different inclination angles. The light source is disposed in the frame and located adjacent to the periphery of the optical base plate. The light source is disposed corresponding to the reflective surface and has a plurality of light-emitting elements. Each light-emitting element has an optical axis direction, and the optical axis directions extend toward the protrusion area. The optical film is disposed at the frame, and the protrusion portion of the optical base plate protrudes toward the optical film.
    • 照明装置包括框架,光学基板,光源和光学膜。 光学基板设置在框架中,并且在光学基板的中心具有突出区域。 突起区域至少具有至少具有反射表面的突出部分。 反射面包括具有不同倾斜角度的多个倾斜表面。 光源设置在框架中并且位于光学基板的周边附近。 光源相对于反射面设置并具有多个发光元件。 每个发光元件具有光轴方向,并且光轴方向朝着突出区域延伸。 光学膜设置在框架上,并且光学基板的突出部分朝向光学膜突出。