| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an LED bulb capable of achieving high brightness and light-emitting uniformity. <P>SOLUTION: The LED bulb A includes: a substrate 1 which has a main face 1c and is composed of ceramics; a plurality of LED chips mounted on the main face of the substrate 1; a heat-dissipating member 5 which supports the substrate 1, and in which heat from the LED chips are transmitted via the substrate; a globe 3 which covers the plurality of LED chips, and transmits light from the plurality of LED chips; and a base 7 mounted on a side opposite to the globe 3 against the heat dissipating member 5. <P>COPYRIGHT: (C)2012,JPO&INPIT |
