| 摘要 |
A light emitting diode (LED) light bulb including at least one LED mounted in a light bulb in electrical communication with an electrical contact adapted for connection to an electrical power source, and a refractor/reflector positioned in the light bulb to reflect outwards light rays emanating from the at least one LED, the refractor/reflector including a curved surface concavely curved with respect to the at least one LED.
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