Patent ID: 9249964
Filing Date: 2016-02-02
CPC Classification: F21L,F21V

Claim Text:
1. An illumination device comprising: a lamp housing comprising a front, a back, a top and a bottom; a first light source disposed within the lamp housing configured to project light from the front of the lamp housing through a first lens; a second light source disposed within the lamp housing configured to project light from the front of the lamp housing through a second lens; a first focus adjustment mechanism disposed proximate the first light source and configured to adjust a focal length between the first light source and the first lens; a second focus adjustment mechanism disposed proximate to the second light source configured to adjust a focal length between the second light source and the second lens, independent of the focal length between the first light source and the first lens; wherein the lamp housing defines an air channel comprising an air inlet and an air outlet, wherein the air inlet is defined in the front of the lamp housing; and a power control comprising a first switch operable to control the first light source and the second light source in unison, a second switch operable to control the first light source independently of the second light source, and a third switch operable to control the second light source independently of the first light source.