| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a continuously dimming light control device capable of substantially continuously selecting brightness of illuminating an illumination device by simple operation without lowering operability. SOLUTION: When a power switch 3 is turned on, and supply of a commercial power source 2 is started, soft start is started for gradually dimming an incandescent electric bulb 8. When a power switch 3 is temporarily turned off while soft start is executed, then the power switch 3 is turned on within 0.2s to 1.7s, and supplying of the commercial power source 2 is started, an incandescent electric bulb 8 is lit with brightness when the power switch 3 is turned off, and this lighting state is held.</p> |
