| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a light-emitting diode lamp with high light transmittance and an excellent light distribution curve. <P>SOLUTION: The light-emitting diode lamp includes: a light-emitting module equipped with a plurality of electric circuit boards sequentially arranged one on top of another, a plurality of light-emitting diodes arranged in an array form on surfaces of the plurality of electric circuit boards, and a plurality of optical lenses; a power supply module to drive the light-emitting module; and a housing equipped with a light-emitting diode accommodating section to accommodate the light-emitting diodes and a power supply module accommodating section to accommodate the power supply module, with the light-emitting module accommodating section and the power supply module accommodating section installed in adjacency with each other. The plurality of optical lenses cover only a part of the light-emitting diodes, and the plurality of light-emitting diodes not covered by the optical lenses are symmetrically arranged. <P>COPYRIGHT: (C)2012,JPO&INPIT |
