| 摘要 |
A backlight device (8) includes: a blue discharge lamp (9B) and a yellow discharge lamp (9RG) whose light-emission colors are different from each other and that emit light capable of being mixed into white light. A near infrared absorbing filter (near infrared absorbing portion) (10) that absorbs near infrared light is provided on an outer circumferential portion of the discharge lamp (9RG).
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