PURPOSE: A light guide plate is provided to reduce the size of a module by removing the hot spot and black spot without the increasing of the length of a black tape. CONSTITUTION: A light guide plate receives the light from an LED(2). The light guide plate comprises a thin plate shape of the approximately long direction. The light guide plate comprises a lateral unit(11) which is arranged to be contiguous to the LED. The lateral unit receives the light of LED. The LED comprises a housing unit(23) and a lighting-emitting unit(25) with the cavity accepting an LED chip(22) on the front. The lighting-emitting unit is formed with the encapsulating material(24) of the light-transmissive formed within cavity resinous material. The lighting-emitting unit receives the light coming out from the LED chip to the side of a light guide plate. A groove accepting LED is formed in the lateral unit.
