| 摘要 |
PROBLEM TO BE SOLVED: To provide a display device with high contrast and high visibility even when a thin type lighting device is lighted, and isn't lighted also. SOLUTION: This thin type lighting device is arranged in front of a display body 2, and a reflection plate 3 is arranged in the rear of the display body 2. The lighting device is provided with a light transmitting plate 11 and a light source 12 arranged on the end surface side of the light transmitting plate 11, and unevenness shapes formed by a light emission side plane, a surface parallel to this light emission side plane and the surface vertical to this light emission side plane are provided on the light emission side surface 14 of the light transmitting plate 11. |
