| 摘要 |
<p>The present invention relates to an apparatus for adjusting brightness of a dental lighting used in the dental treatment chair which comprises a radio signal waveform generator and a brightness controller. The apparatus for adjusting brightness of a dental lighting, according to the present invention, can adjust brightness of a halogen light for the entire region at a low voltage (e.g., 12V) by using radio signal waveform and a switching element without a separate semiconductor device.</p> |
