Patent ID: 8944640
Filing Date: 2015-02-03
Classification: F21V,F21W

Abstract:
1. A lamp reflector and cooling system comprising: a light source arranged inside a main reflector, said main reflector reflecting a part of the light generated by said light source along an optical axis; a retro reflector arranged outside and facing said main reflector; said retro reflector having an exit aperture through which part of said light can pass; said retro reflector reflecting part of the light generated by said light source towards said main reflector, such that said main reflector then reflects the reflected light along said optical axis and through said exit aperture; a cooling apparatus to cool said light source, said cooling apparatus comprising a first blower; wherein said retro reflector comprises; an air inlet through which said first blower blows cooling air towards said light source; and an air outlet allowing said cooling air to flow out; and wherein said exit aperture is formed as two intersecting planes delimited by the retro reflector where the two intersecting planes are angled in relation to the optical axis.