F - Mech Eng,Light,Heat,Weapons – 21 – V
Patent
F - Mech Eng,Light,Heat,Weapons
21
V
240/147, 313/85
F21V 7/04 (2006.01)
Patent
CA 1170234
ABSTRACT OF THE DISCLOSURE An illumination system having a light source disposed along a central axis of the system is provided with a conical reflector coaxially disposed about the light source for forming an annular virtual image of an arc of the light source. A toroidal lens is coaxially disposed about the central axis for forming a cir- cular real image of the annular virtual image of the arc at the input port of a utilization device.
396460
Optimetrix Corporation
Sim & Mcburney
LandOfFree
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