Patent ID: 7622748

Claim:
An LED lamp comprising: a first base unit; a first LED chip capable of emitting a first light and located in the base unit; a first shielding member located adjacent a portion of said first LED chip, the first shielding member forming a first window having a first shape such that the first light is emitted from the lamp via the first window of the first shielding member and having a shape defined by the first shape; a first light distribution characteristic forming structure located adjacent the first shielding member and configured to cause the first light to have a first light distribution characteristic when emitted from the lamp; a second base unit; a second LED chip capable of emitting a second light and located in the second base unit; a second shielding member located adjacent a portion of said second LED chip, the second shielding member forming a second window having a second shape such that the second light is emitted from the lamp via the second window of the second shielding member and having a shape defined by the second shape; and a second light distribution characteristic forming structure located adjacent the second shielding member and configured to cause the second light to have a second light distribution characteristic when emitted from the lamp, wherein the first light distribution characteristic is different from the second light distribution characteristic.