| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an LED lighting apparatus, which can be used, for example, as tunnel illumination or backlight illumination of a display board by extending the light emitting angle, in spite of an LED having the characteristic of point light source, while solving the problem of heating. <P>SOLUTION: The system includes an LED lamp 201 having an aluminum-made heat dissipating substrate 205 disposed in an offset position close to the inner periphery side within a translucent straight tube-shaped cover member 203, and a plurality of LEDs 206 aligned along the longitudinal direction of the cover member 203. The LED lamp is held by a lamp holder with the side on which the LEDs 206 are mounted of the heat dissipating substrate 205 being upward, and a part above the LED lamp held by the lamp holder is covered with a reflector 110. <P>COPYRIGHT: (C)2011,JPO&INPIT |
