| 摘要 |
A backlight unit 12 according to the present invention includes an LED board 18 including an LED 17 as a light source, a chassis 14 that stores the LED board 18 therein and has an opening 14b through which the light from the LED 17 exits, a chassis reflection sheet 22 that is arranged along an inner surface of the chassis 14 and reflects light and a board reflection sheet 23 that overlaps the LED board 18 on the side of the opening 14b in a plan view, is larger than the LED board 18 and reflects light, and the chassis 14 has a first supporting portion 27 supporting the LED board 18 and a second supporting portion 28 that is arranged closer to the opening 14b than the first supporting portion 27 and supports the board reflection sheet 23. |
