| 摘要 |
PROBLEM TO BE SOLVED: To stabilize the brightness of a cold cathode-ray tube with the ambient temperature kept at an optimum and prevent the partial temperature rise of a backlight body. SOLUTION: Air is forcibly applied for cooling a hot portion by means using a fan for blowing an air to an interior of a reflector used for a light guide plate type backlight or to the end of a light source that becomes hot, or a portion embracing the end of the light source, that becomes hot, or by sucking or exhausting air from the interior. |
