| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a light emitting device which is simple in structure and capable of supplying a light volume stably from a light source, such as an LED and the like. <P>SOLUTION: Noticing that a voltage applied to an LED is varied with a temperature change of the LED, a temperature control device, such as a Peltier element or the like, is actuated corresponding to the volume of a voltage change. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
