| 摘要 |
An arc LED includes a lamp holder (10), an arc radiation fin unit (20) mounted at the lamp holder (10), a circuit board (30) mounted at the arc radiation fin unit (20) and carrying a plurality of LEDs (31) that are mounted in two opposing end areas of the circuit board (30) in a relatively higher density and in the middle area of the circuit board (30) in a relatively lower density, and an arc lampshade (40) covered over the lamp holder (10). |
