Patent ID: 7312477
Filing Date: 2007-12-25
Classification: F21K,F21S,F21Y,H01L

Abstract:
1. An LED lamp comprising: a base unit; an LED chip located in the base unit and capable of emitting light in a light emitting direction; a shielding member located adjacent a portion of said LED chip, the shielding member forming a window that has a non-symmetrical shape when viewed from the light emitting direction, the window located adjacent the LED chip and in the light emitting direction of the LED chip such that a non-symmetrical light distribution characteristic is emitted from the lamp via the shielding member by the light emitted from the LED chip, wherein the base unit includes an indent portion in which the LED chip is located, and an at least partially transparent layer is located within the indent portion of the base unit and adjacent the LED chip.