Side-edge type surface light emitting apparatus and liquid crystal display unit

The present invention provides a side-edge type surface light emitting apparatus and a liquid crystal display unit. The side-edge type surface light emitting apparatus includes: a light optical platehaving a first light emitting surface, a light distribution controlling surface opposing the first light emitting surface and a light incident surface; a light source disposed on the light incident surface; a first prism sheet having multiple first prisms opposing the first light emitting surface and a second light emitting surface opposing the multiple first prisms; a light absorbing sheet opposing the light distribution controlling surface; and a second prism sheet having a flat surface opposing the light distribution controlling surface and multiple second prisms opposing the light absorbing sheet, the multiple second prisms being perpendicular to the light incident surface of the light guide plate. 侧缘型表面发光装置及液晶显示单元。一种侧缘型表面发光装置包括：导光板，其具有第一发光表面、与所述第一发光表面相反的配光控制表面以及光入射表面；光源，其设置在所述光入射表面上；第一棱镜片，其具有与所述第一发光表面相对的多个第一棱